73 responses

Overview

General info:

Gender:

Male5169.9%
Female2230.1%

Age:

33
34
22
23
24
25
26
27
28
29
21
49

Field of study:

Information Sciences/Studies5676.7%
Artificial Intelligence1216.4%
Computer Science22.7%
Overig34.1%

Please indicate your level of skilfulness:

Before beginning the tasks, how advanced was your knowledge of "HTML"?

Expert68.2%
Advanced2635.6%
Intermediate2128.8%
Beginner1317.8%
No knowledge79.6%

Before beginning the tasks, how advanced was your knowledge of "RDF" and "Linked Data"?

Expert00%
Advanced68.2%
Intermediate2230.1%
Beginner3547.9%
No knowledge1013.7%

Before beginning the tasks, how advanced was your knowledge of the "RDF/XML" syntax for RDF?

Expert00%
Advanced68.2%
Intermediate2331.5%
Beginner3345.2%
No knowledge1115.1%

Before beginning the tasks, how advanced was your knowledge of the "Turtle" syntax for RDF?

Expert00%
Advanced45.5%
Intermediate1317.8%
Beginner4054.8%
No knowledge1621.9%

Before beginning the tasks, how advanced was your knowledge of the "SPARQL" query language?

Expert00%
Advanced34.1%
Intermediate1723.3%
Beginner3547.9%
No knowledge1824.7%

Please indicate how easy or difficult each task was:

How difficult did you find Task 1?

Easy: 13953.4%
22027.4%
31013.7%
445.5%
Hard: 500%

How many minutes did you spend on Task 1?

3
2
1
7
30
6
5
4
9
8
17
15
12
20
10

Did you manage to compete Task 1?

Yes73100%
No00%

How difficult did you find Task 2?

Easy: 13750.7%
22230.1%
31115.1%
434.1%
Hard: 500%

How many minutes did you spend on Task 2?

3
2
1
7
6
5
4
8
15
20
10
45

Did you manage to compete Task 2?

Yes73100%
No00%

How difficult did you find Task 3?

Easy: 15778.1%
21115.1%
345.5%
411.4%
Hard: 500%

How many minutes did you spend on Task 3?

3
2
1
7
6
5
4
8
20
10

Did you manage to compete Task 3?

Yes7298.6%
No11.4%

How difficult did you find Task 4?

Easy: 13852.1%
21824.7%
31216.4%
434.1%
Hard: 522.7%

How many minutes did you spend on Task 4?

3
2
1
30
7
6
5
4
9
8
15
13
14
12
20
10

Did you manage to compete Task 4?

Yes7197.3%
No22.7%

How difficult did you find Task 5?

Easy: 11926%
23041.1%
31520.5%
4912.3%
Hard: 500%

How many minutes did you spend on Task 5?

22
3
2
1
7
6
5
4
9
8
15
16
13
14
11
12
20
10
45

Did you manage to compete Task 5?

Yes7095.9%
No34.1%

How difficult did you find Task 6?

Easy: 14561.6%
21621.9%
31013.7%
422.7%
Hard: 500%

How many minutes did you spend on Task 6?

3
2
1
7
6
5
4
8
15
10

Did you manage to compete Task 6?

Yes7095.9%
No34.1%

How difficult did you find Task 7?

Easy: 13750.7%
22230.1%
31115.1%
434.1%
Hard: 500%

How many minutes did you spend on Task 7?

3
2
1
7
5
4
8
15
13
12
10

Did you manage to compete Task 7?

Yes7095.9%
No34.1%

How difficult did you find Task 8?

Easy: 122.7%
268.2%
32534.2%
42432.9%
Hard: 51621.9%

How many minutes did you spend on Task 8?

35
36
24
25
29
2
7
30
5
4
9
17
15
16
13
14
12
21
20
100
10
70
60
45

Did you manage to compete Task 8?

Yes5879.5%
No1520.5%

How difficult did you find Task 9?

Easy: 112.6%
2410.3%
31230.8%
41230.8%
Hard: 51025.6%

How many minutes did you spend on Task 9? (Optional)

3
1
7
30
5
8
13
12
20
10
60
50

Did you manage to compete Task 9?

Yes1013.7%
No1013.7%
I did not try the optional Task 95372.6%

Please indicate to what extend you agree with the following statements:

“Data 2 Documents seems to be a suitable approach to perform general Web Content Management such as the creation, sharing and placing of content articles”

Agree: 11723.3%
24054.8%
3912.3%
468.2%
Disagree: 511.4%

“Data 2 Documents seems to be a suitable approach to eliminate the traditional boundaries for Content Management between separate web sites, documents, and domains”

Agree: 12432.9%
22939.7%
31317.8%
456.8%
Disagree: 522.7%

“Data 2 Documents makes it easy to share content between separate web sites/documents/domains”

Agree: 12838.4%
22230.1%
31621.9%
456.8%
Disagree: 522.7%

“Data 2 Documents seems to be a suitable approach to use Linked Data in web documents”

Agree: 12939.7%
22939.7%
379.6%
4811%
Disagree: 500%

“Manually editing Data 2 Documents definitions is not significantly harder to do than manually editing HTML”

Agree: 12534.2%
21520.5%
31824.7%
41317.8%
Disagree: 522.7%

“I would consider using Data 2 Documents, if I have to develop a general website in the future”

Agree: 11115.1%
22230.1%
32432.9%
41115.1%
Disagree: 556.8%

“I would consider using Data 2 Documents, if I have to develop a website in the future that makes use of Linked Data”

Agree: 12534.2%
22838.4%
3912.3%
4912.3%
Disagree: 522.7%

Reflection and problem summary

Write a short reflection on your experiences with this assignment and using Data 2 Documents:

The tasks of the final written assignment were actually quite fun to complete. It was nice to see how rdf could be used and how data from other sources could be easily implemented without too much hassle. If the same kind of data needed to be imported by using only html it would take much longer. All in all I enjoyed doing the assignment.
I have experience as a web developer (html, css, php) and found this very interesting! This way you can manage your content and link data in an easy way. I don't know if this is the best solution for all websites, but it seems logical and effective to purely store well-defined content around the web and do 'front-end' as a render of the content.
Using Data 2 Documents creates a very confusing structure of files that generate the document, and does -in my opinion- have a lot of clutter in the data. Especially when the data is incomplete or contains inconsistencies (like the wrong type: agent vs artist), it makes it a lot harder to 'import' data. Also, the Data 2 Documents template engine doesn't specify what field goes where. When I tried to insert the date of the painting after the title in the title field, it outputted the description there, and the date as description. An attribute specifying the field that has to be printed would be a lot clearer and wouldn't require any magic with indexes or anything like that. Data 2 Documents also lacks proper error reporting, see my problems.
At first it was a bit unclear what exactly the assignment was. After reading it seemed clearer it was a kind of introduction to d2d. The assignments were not very hard but made it understandable why one would use this, and most importantly how to use it. Making copies of existing files and editing those was a great way to easily get into the material and get acquainted with d2d.
To use a URI to point to web content to allow for content management across domains is brilliant! I've had a lot of migration issues with general web content management where a lot of identifiers are only local: for example image identifiers and migrating Wordpress. I like how the factual content is stored in Articles, how Article Definitions define which semantic properties are needed and how Article Render Definitions are used to define how the documents are rendered with this data.
I think D2D is a great way to create websites, especially if you use a lot of foreign websites or linked data. The assignments introduced me to this way of creating websites and I may use this format in the future, if possible. The tasks were easy to do and I think that also sort of defines the system itself: easy to use.
The instructions were kind of complicated, but the tasks were easy to accomplish. The assigment was really helpful to understand about linked data.
The structure of the d2d is clear, however it still requires some programming skills to understand d2d properly. If I have to work with the semantic web, I would definitely use d2d. But I do not think that people without programming skills can understand this matter. If d2d can be more userfriendly, it could exploit its full potential.
The assignment was not too hard, except for part 8, which took me one hour to (partly) fulfill. The idea of this data to documents , and the easy implementation of it was nice. The normal struggles that I always encounter with HTML (like to forget "" or and indents) were also here a thing. The addition of comments could be very useful for e-commerce websites.
With no background knowledge in either HTML or RDF, I had some trouble getting started. It took some time to understand how everything was linked to each other. But the description of the assignment was very helpfull and once I figured it out, it was almost to simple. It felt like I was just copy-pasting stuff and changing the numbers. Might not be the most challinging assigment for people with more knowledge in this field. Although, starting from scratch might have been out of our league as well.
This was the first time that I actually worked with Data 2 Documents and RDF-files (URI's). The principle of linking different data from different sources (documents, articles, dpbedia-articles etc.) It is very nice to see how it works out for the first time. There is still some questions that I have on this topic: - How does RDF and the usage of external links from other sources take into account that content and even URI's that link the different content may change over time. We linked for example to a URI of dbpedia, which is online ofcourse. This may change over time. I think it is still a challange to find a way to keep track of data (& Knowledge that comes with it) even when references - that contain no semantic information - change
The assignments were fairly easy, mostly because the prcess to completing them was very detailed. Because of this, I did not learn much about how d2d works. It was almost magic when it worked. I didnt know what I did, but it worked, so I carried on. Data 2 Documents seems like a useful tool in a website that uses linked data, however. I liked the ease with which data could be added and altered (such as in the presidents to painters change). The technique does rely heavily on structered data, such as dbpedia, to be available, however. More of this kind of data should be available to make this tool really useful. A program should be made that turns all sorts of natural language and multimedia in this kind of structured data.
Doing the tasks I realised how you can link all sorts of files and knowledge together in one page. When you want to change something to the knowledge you just have to update one file and the website will automatically be updated as well. It is also possible to use eexternal information and link this to your page. That is another handy function since it enables you to use knowledge from external sources without having to update and process it manually.
It was an interesting experience to "develop" a website in this way. Having created websites before using HTML, CSS etc, but also Bootstrap, this way a new and interesting way to have at it. I like that it makes use of dbpedia to collect and present information. Having said that, I think it would be rather difficult for me to create from scratch. The assignment itself was not particularly hard, but that was because most files were premade and only needed editing. Overall I would consider using it in the future and I am happy to have had the ability to try it.
I enjoyed the exercises. They were an interesting way to see real applications of linked data
I think it was interesting to do this assignment, but I feel some discrepancy between the approach of the Data 2 documents and the development process of a designer. When I work in the final HTML document I don't like to see references to resources. At that moment you like to have all the content to be in objects with clear simple names. An example of that I experience at the task with the "created" field. There you have to count the number of fields defined in the definition document to know with which type of field you handle. As a programmer you want something like "image.url" and "image.created". Maybe all the references can be organized in one document which can be linked in the <head>? Some content-references-object table?
Data 2 Documents have potential but it will only suffice for informational and knowledge sharing application. Application needing security will have a more difficult task in using Data 2 Documents due to shareable URI. Maybe in the future, a role based authentication and OpenID or equal providers can be build upon the Data 2 Documents framework allowing better acceptance for all sorts of applications.
I found the assignment quite nice. I was not experienced in terms of using Data 2 Documents. However, this is not an approach that I would take in building websites due to my experience with HTML 5, Java, jQuery and Python. Personally, I found these languages more suitable to me w.r.t. retrieving and accessing data, instead of building additional SPARQL queries for the same purposes.
Up till task 8 everuthing was too easy. It was more a way of reading and copying the right thing than understanding what the tasks were about. Due to a basis knowledge of programming and HTML I couldn't finish task 8, although I did try. The explanations in the task weren't sufficient for me to get the task done. For Task 9 I tried to enter a menu item for Johannes Vermeer, which didn't show. I couldn't find where I should alter the menu to show the menu item I added. Also, I didn't know how to change the paintings and corresponding information as given for Rembrandt. This results in a chapter on Johannes Vermeer giving some of the written information along with paintings of Vermeer. I tried to play around and changed the background image in the header, unfortunately that also doesn't show. If there was more information on the what and how given in the first tasks I think the general idea of task 8 and 9 would have been more clear to me to be able to fulfill these tasks completely as well. I did like this assignment, but I don't think it fits the level of the course in general.
I enjoyed doing this assignment, it was my first time using Data 2 Documents. I did have some prior (little) experience with RDF, mainly RDFa and SPARQL, and this was a nice introduction to D2D. I liked how the various tasks of the assignment showcased what the possibilities are of D2D and it was also pleasant that the difficulty was suitable for beginners. Furthermore, I was impressed with how easy it is creating and sharing content when using D2D, it is definitely a good approach for web content management.
I found the use of Data 2 Documents relatively straightforward and easy to implement in this assignment. However I felt the instructions were quite unclear or worded poorly. I had greater difficulty in attempting to figure out how to carry out the given tasks. However, the tasks themselves were easy to do once I understood the instructions.
I really enjoyed it, I was wondering whether we were going to have a practical assignment related with Linked Data and we have it finally. In my opinion we should've done more assignments like this one, more practical than theoretical, because I feel I get better the concepts whether I work with them than no just reading about them. About the assignment itself I think it was good prepared with an easy tutorial to follow, making it accessible to everyone. Moreover d2d technology seems to be as hard as HTML managers, so I would highly recommend it for its maintainability against normal HTML pages. Another powerful feature is the possibility of integrate content from pages like DBpedia.
All the tasks were quite easy and fun except for task 8. It is a nice and new way (for me) to use Linked Data. Using the tags and changing some content is done easily, but I'm not sure if I would be able to reproduce a document as this from scratch.
Since the concept of `Linked Data' and `RDF' was somewhat new to, it did not really know what to expect from it and what could be achieved by it. However, after experimenting with Data 2 Documents, I can see the benefits of using Linked Data in the design of websites. Seeing the utility of DBPedia in action using Data 2 Documents was nice, as it was quite easy to change the content of the website by referring to the correct URIs, which could save lots of times (task 7). The overall idea of having data from the outside (other websites) linked to your website to provide the desired content is innovative. I can definitely see some benefits using linked data, after this assignment. It was also a very educational assignment, since we could finally see Linked Data in action.
It was easy to understand when you read the instructions carefully. It was nice that you could see the results immediately online on a live website.
The assignment was said to be very hard, or at least more challenging than the other "written" assignments during this course. Even though I do not have that much experience with RDF and SPARQL, I do think the assignment was not so hard at all. Most of the tasks were not too hard and were doable. Also, the tasks had a clear explanation on how to carry these out. Therefore I though the assignment was not so hard at all. It would have been more fun, for me at least, to gain some more experience with the SPARQL language. In this assignment the SPARQL query was already prepared, and the only thing I had to do is to add the content the XHTML file. For me a challenge would have been in changing the SPARQL query, and add, for example, the creation attribute myself. Actually, for me, if the assignment had not been prearranged to this extend, I would have learned more from it, I think. Because of the prearrangement of most of the documents and the files, it was not much more than copy and paste the existing documents from the demo server. A lot of the time I also spend on renaming the URIs in the files, which I rather would have spend on learning more about RDF/SPARQL. On the whole I did not experience any problems in carrying out the assignment. The tasks were clear, and when I did not understand some of the tasks, it had more to do with me not reading the tasks carefully enough, so with a quick re-read I understood the task.
I really enjoyed learning about Data 2 Documents through using this tutorial; even though the concept seems daunting the explanations are clear which made it understandable. I especially like how this approach avoids the need of complicated queries when using Linked Data, it all seems very straightforward and simple.
The assignment was basically about copying rdf files and replacing links in them. It was a dull task but and it didn't work as I intended it to (maybe I overlooked something).
I think the usage of data 2 documents is great. It is a smart way to represent linked data on a webpage. Furthermore, it is easily to blur it into a html script. I believe that data 2 documents is a great way to show the linked data on a webpage, however normal html is just easier when you donnot use linked data. When not using linked data there is also no use for rdf files in your html.
This assignment was very interesting to me. I heard the terms Linked Data and Open Data so many times, but never actually had a hands-on experience. I am therefore, very happy with this assignment. It was very nice to see the changes I made immediately appearing on the website. Although I did follow the instructions very carefully, this resulted in being stuck at exercise 5, without knowing what to do, because I thought I followed the instructions, but still there was no outcome on the website. I guess I still need a deeper understanding of the material.
I personally really enjoyed this assignment. Data becomes very accessible for re-use with D2D. The task where you take other people's comments is a very good example. It would be cool if comments from multiple platforms were combined in some cases (of course it could be dangerous as well, as thing can be drawn out of context). I found that retrieving the Rembrandt data from the database was surprisingly easy. It would be really interesting to combine D2D with some machine learning techniques to create personalized pages. Overall I really enjoyed the assignment and would like to see how D2D will unfold in the future.
Like RDFa, the concept of d2d is easy to grasp if you have at least beginner skills in web developing. As d2d is this easy to apply and understand, people will apply it quickly when they understand the benefits of d2d. That being said, the assignments could improve on the addition of a full practical example, enabling everyone to quickly see d2d's potential.
After reading the assignment background I was a little daunted, as I have little experience with RDF. I have done some HTML and XML coding in the past so after the initial moments, I found that D2D seems like a very suitable way to share data and publish it on a website. I found it a very refreshing approach as opposed to 'traditional' html coding. I would definitely consider D2D as my environment to create websites which make use of linked data.
In general this assignment was not hard to complete but it was an eye-opener on how easy and useful linked data can be. With a bit of experience I believe Data 2 Documents could be as easy to use as normal HTML in combination with other web languages. I believe Data 2 Documents 2 data and other linked data practices could have a positive impact on the (semantic) web in multiple domains such as social media and journalism to make access to information and the interchange of information easier. In the future I might practice more with linked data and websites. I think this is a satisfying final assignment as it shows some of the possibilities in a concrete way.
Hi, yeah I liked doing this assignment because it reminded me of the premaster course "Semantic Web". The knowledge acquired in this premaster course was pretty helpful. The only thing I had a problem with was the HTML part since I don't have any experience in.
It was quite interesting to experience a little bit different kind of linked data, besides RDF, DBpedia, and FOAF.
it was nice assignment that in first view i thought it could be difficult ,but I had fun with it and I found it very interesting.as I mentioned in questionnarie I didnt had any expirinece with HTML,RFF or D2D before that but I done about 90% of tasks which means it make easy to manage website and I was like suprise how can be easy this tools. Moreover ,I shouldn't forget to say it was really good assignment which I enjoy it more than I thought.in addition I must say when I saw for first time this assignment on BB I though I should forget the 3 point s because I done have any knowledge in HTML or related work,but I found one of the goal of this assignment exactly is that everyone can work with it.
The assignment seemed a bit to general in my experience. The first 7 assignments were almost all about copying something, changing 'xx' to your own number and saving. Saving did not always work, so with assignment 8 it took a few minutes to find the error, only to be surprised that I had an extra space in the foaf link which gave an error after about 15 minutes instead of right away. Assignment 8 and 9 provided more of a challenge. Both were complete within the 10 minute mark but required a bit more logical thinking. I would liked to have seen more difficulty. But if the goal were to be introducing a user to the power of Data 2 Documents it was quite a good start. It show a nice way of being able to somewhat custom code templates and reuse these across multiple sites and domains. I can see myself utilising this in different websites where perhaps my partners would use rdf templates we host, allowing them to utilise standard content very easily.
Learning how to use Data 2 Documents to facilitate connections between websites and linked data was very interesting. I've been recently asked to manage a website containing gastronomy & art national contents, and I think that this framework would fits perfectly in my situation, and also for every other case in which semantic data needs to be mixed with html templates and graphic interfaces.
I found the assignment fairly easy to complete because I have experience with FTP and building HTML pages. Reading the tasks took most of the time because you have to be careful with changing and creating the right things. There is a nice progression from beginning to end. Even for people who do not have experience with HTML, I think you are still be able to complete the tasks because the documents are well structured and the tasks are explained well. The bold text helps reading the tasks much easier. I think this is a useful introduction to Data 2 Documents. Even though the assignment is not that large, we learned the basic capabilities of Data 2 Documents.
Don't have much experience with HTML etc. but the assignment was pretty nice to do. It was nice to see how easy it is to use data from external sources to create a nice website.
I find the assignment not clear and it is not punctually indicating what i expected where. I mean that files have different names and ways of operating. I have no knowledge of HTML5 or any of the given syntaxes and it made it hard for me to understand what i was exactly doing. I found it a pity that i did not manage to fullfill all the assignments fully, but it made me more interested in the background of linked data and XML. So in a way the assignment stimulated me to go on research about these topics even broader that the articles that we have read for the course.
It was really nice to actually use a linked data tool after discussing the theory in the lectures. I did not think I would be able to succeed and looked up to the assignment, but thanks to the very precise instructions the tasks were very manageable. The system works very well, which minimizes frustrated feelings when something doesn't work. After all, I really enjoyed working with the program and might use it again another time.
I had a lot of fun doing this assignment. I thought the assignment itself was very well explained. In the beginning I needed some time to figure out that is actually was a content management system, but when I figured out what the dependencies where I was quickly able to complete the tasks. I found the tasks quite easy actually, but this was more because of the very detailed explanation and maybe because I’m in general quite fast in understanding technical things. I think the last two tasks really show you how the framework is build and how one should actually use it. I think if I would play with these files a little bit longer, I would be able to create a document on my own. I really have no further notes, I completed the whole assignment and had no issues. Data 2 documents was fun to work with and showed me the possibilities of RDF and linked data. It uses linked data in a very modern setting with a content management system. I'm really impressed by the possibilities of this and i think with a bit more tweaking, the overal system should run smoother and faster.
Overall the experience with the assignment and Data 2 Documents was better than expected. It turned out to be quite a lot easier than I expected, although this was also due to the nature of the tasks and the explanation that came with it. Still not everything about the Data 2 Document approach is clear to me, although I can see how it might influence the development of websites. What is most unclear to me is how the writer of the original article benefits from developing his content in Data 2 Document. The writer seems to have to go through quite some work to enable others to use his content, but without any clear return for all this effort. From a developer point of view however it makes great sense to be able to get information from all over the web, rather than just your own website.
It was interesting to use the d2d template. I never used this form of website building before. For me, it was not too hard to complete the tasks, but I can imagine it is too hard for people without any experience with web building. Still, I would not prefer the d2d template for building websites, unless it makes use of the Linked Data. In task 8, I was not sure what needed to be done. The rest of the tasks were very clear and useful to learn about the d2d template.
D2D is easy to use. I like the fact that it separates the design from the content. Even without a graphical content management system, it is quite easy to understand with some basic HTML knowledge. The difficulties I encountered mainly consisted of working with DBpedia (no experience at all, and I think it is quite hard to search it) and understanding what was asked of me. I am not sure if it is as easy to write, as it is to alter. I think one should really grasp the division in the three building blocks and how these are collaborating. I had difficulties updating the menu (which was not required, but see like a nice and useful addition); in the template-file a new menu is visible, so I am probably missing a link somewhere. It can probably be easily solved that the menu is automatically composed from the items in the site. I do not like the fact that I needed to adjust the menu, which is still ‘content’ for that matter, in the template-file. However, I am not sure if that is the case, since it is not working. I will try to get it to work anyway.
This assignment is exactly what I described in an earlier discussion on Blackboard. It is nice to see that it is actually in development and that I am apparently on the right track in thinking about knowledge organization.
This assignment was very enjoyable because we can now really understand what KM is all about. We got our hands dirty and gained practical knowledge of the theories and models that we have discussed in the past 7 weeks. I hope that other students in the future will have more practical assignments. It helped me in grasping the concepts of KM immediately, while reading papers just gave me a vague idea of what it is and how to do it or use it.
Prior to this assignment, I had no experience with HTML or RDF. However I had many times encountered both these on different reading material, I had never actually used them myself. The main point I would highlight from this work is therefore the chance it has given me to gain a deeper understanding of the different concepts that have been mentioned during the course. Even though different articles in the course syllabus presented RDF syntax and HTML editing, no real commitment was asked from the reader to implement any of the suggested techniques. Thereby I have realized that my theoretical coverage of the material was until now incomplete given that it lacked a practical approach. This introductory experiment with Linked Data management through D2D documents has therefore provided me with a broader insight of the specifics that web document linkage, editing and organizing requires.
The accompanying tutorial should be more concise. My personal experience with the languages other than D2D helped me complete those tasks, despite of the confusing documentation. However, when arriving at task 8 which uses D2D I spent over an hour trying to figure out why the codeline </d2d:Field><p class="created"></p></d2d:Field> wouldn't work. The frustration after finding out the code was already provided yet not explained well at all, made me skip the optional 9th task.
Very clear assignment, and very clear instructions on what to do. It seems like a logical use of linked data, and makes the difficulty of using linked data much lower. The path through the tasks however, was too easy, and when someone wants to implement this themselves they might have a harder time (it was too pre-defined). But on the other hand, this was just an introduction and not a complete tutorial/course on d2d.
I already have some experience with HTML, XML and also a bit with RDF, so I could understand the Data 2 Documents quite fast. All the tasks were perfectly doable and until task 8 didn't take a lot of time. With task 8 it took me a bit of time to understand that it was already importing a whole array and the index.xhtml file only need an extra empty d2d field to be able to display the extra information.
Experiencing how d2d works was really cool. I think it is a nice way to reuse already existing data. This contributes to linked data. The same data is used for multiple applications. This could result in less duplicate information on the web. In other words, this could contribute to a bigger and better semantic web.
I really liked this assignment and would have want to have more assignments similar to this one. In the beginning of the tasks I did not know where to start, luckily they were very well explained. Completing this assignment I felt like I learned a lot and found a better way to interlinking webpages and making websites than the traditional way of making them.
Programming in general is something I do not do often. I had some prior experience, but it is very basic. This assignment was a good refresher. The first task was at first not completely clear which root directory to use, however I was able to solve it after some looking around in both my own root directory and the kmvuxx directory. I felt this assignment really demonstrated how easy it is to share documents using d2d, especially the task which involved taking other students comments from their own rdf file locations, and directly implementing them in my own file, and the first task on its own.
In the beginning it was hard to understand what was asked in the tasks, but you get a hang of it very quickly when you start to understand the program. Adjusting the html was not that hard, deciphering the task was sometimes. I can see why people would make use of D2D, it is easy to connect different files to each other without having to have the needed files.
I think some of tasks were not completely clear on instructions. Mostly task 8 was out of the blue, I didn't know where I should've put the extra field in order to make my "created" work, and in the end I couldn't figure it out unfortunately.
My experience with assignment 11 was very positive. Some parts were easier than expected, others were more difficult and took me quite some time to figure it out. The file browser interface was rather intuitive which contributed to the joy I had working on the assignment. The way we interacted with an example website and already existing data and creating our own environment with additional information showed the real promising features of Data 2 Documents. The easy use of external databases and content of different sorts to create your own content without the need for manual updates
I found some difficulties to start, because it was a new environment and, even if we had a short explaination in class, when I read the instructions at first I did not understand all the tasks. But after some minutes of reflection, it was an interesting challenging and I would have liked to do more exercises like this, because it is useful to put into practice the topics you learn reading academic articles.
In my opinion this is a nice assignment especially because this was very practical instead of only reading and academic writing (as in the other assignments). After all the lectures and articles on rdf it's very nice to do it in a real practice and to actually learn it!
At the beginning it was quite difficult to deal with the different folders and the detailed description of the tasks. For me, it would have been easier to first copy all files form the templates and then edit them step by step. After completing the first tasks it was quite easy to understand and adapt the steps for further tasks. Only the last tasks was very hard for me and I always had errors showing on my webpage. I decided to hand in this assignment without the last task, but might work on it further next week.
This was a good exercise, and i came to know how linked data can be used to create web-pages and content. Sharing content was super easy. I think this will make really easy for non-tech people to work and create their content. The syntax is more like HTML which makes it easier.
I think it was interesting to see how an application within the field of Linked Data works. It really made it feel quite easy and I think it would be nice to use it! Sometimes it was hard for me to understand what exactly was happening where, so what would link to what, etc.. This was especially the case with the task 8, where I just didn't understand at first what was the link between adding the 'created' definition and adding the template. I did not know first how these two link. I also thought that I would have to define what created is first, but then I discovered this was already know by the program. I must say that I actually don't really know how the system got for every painting the right information for the 'created' field. So I think that if I would really need to use this application to build my own website and use Linked Data I would need some more information, but I do think this was I nice introduction to see the possibilities.
I found it very interesting to see how linked data can work in a general web page. By extracting knowledge of a different site you can display it in anyway way you like. It is also quiet easy to extract this knowledge and structure it nicely on the website. As this was the first time I use linked data in this way I was a bit confused of how we were supposed to use it. Especially in task 8 where we needed to take in account the template. This took me a while to figure out.
I really enjoyed this assignment, because it gave me new insights in how to use linked data to create a web page. What I did not enjoy about the assignment, is that it was too straightforward. I had the tendency to just do what was written in the assignment which felt like I was copy pasting files and editing small parts. Of course, I was thinking about what I was doing, but if it would be a little bit more difficult, I would have to think about the set up of the website more and learn more about linked data. It felt like I could've learned more about this when it was a little bit more challenging.
The tasks (1-8) were well defined/explained, so there was no confusion as to what I was suppose to do or each task. Having access to the front-end (the website itself) and the back-end (Data 2 Documents) helped with understanding the concepts from the lectures (e.g. linked data). Because of the access to both the front-end and back-end I was actually able to see what happens when I made adjustments in the Data 2 Documents on the website and how the Data 2 Documents access their source (DBpedia). However, the mandatory tasks were a bit short and some felt a bit redundant. For example, I felt like task 6 (copy two URIs) was actually the same as task 5, so these two tasks could actually form one task. In addition, I would have liked to do some actual RDF coding, because this could maybe help understand the content of the lectures even more (maybe refer to a small tutorial on RDF and make the coding tasks simple?).
I found this assignment quite challenging. It was interesting to see how the Semantic web works and how information retrieved. It took some time to get trough the instructions that were quite wide.
It was a really fun assignment. Would be nice to work on things like this again. With this assignment, I learned D2D in a playful way. With the D2D vocabulary, a nice document was made out of data. It was also nice to see that D2D could use sources from other sites. Adding the creation date in the rembrandt van rijn part showed how easy it actually is to add content to the document. Overall it was a fun assignment and cool to work with.
When i was first read the assignment is was thinking that is was hard to do. So i reserved all day for this assignment. After looking at the html and RDF i was relieved by the context. It was very easy to make this assignment, and one of the quickest and best experience ever with linked data
In doing this assignment, I noticed how easy it is to use Data 2 Documents to quickly implement the use of RDF tags to access content located elsewhere on the web. It is an easy way to create a webdocument, consisting of linked data. It is a nice addition to the web and another step forward towards a more semantic web. After further development I could see this being used in an even easier interface, for people who lack in IT skills. These would be able to create a nice fanpage with some basic, up-to-date information about their favorite artist. But as always, one condition is that the RDF files you refer to are structured in the correct way. I find linked data a great tool for managing knowledge, but in a creative way it could be seen in a more negative light. By only referring to content created by other people, you never learn to think creatively yourself.
I feel that I was “making” a hierarchy. Put it more clearly, I was making the relationship among data clearly stand out. The root article is at the top of the pyramid, and the root article has different and also clear "paths" leading to anything subclass of content. If you are specifically interested in one "path"(the article), you can go further along with the file and connect more data inside that file. The structure was very clear and logical. With this structure, we can exchange information with other documents in the web in a clearer and easier way.
My experiences with this assignment was that it was at the beginning a bit difficult to understand and that you have to read really carefully in order to understand all the steps. First I forgot to refer to my own subdomain in the index.rdf file and therefore I could not see the page. I learned a lot in this assignment and it was fun to learn about the possibilities of Data 2 Documents. In the future I would consider using it to develop a website in the future that makes use of Linked Data. It was nice to see that it is so easing to link dbpedia links to find information and that you can directly show it on the website.

Write a short summary on the problems you encountered, if any:

There were not many issues encountered. Only with task five it was not described you should also refer to your own feedback file. But when the page was loaded it was quickly understandable this should be done.
I didn't understand where I had to extend the d2d:field tags, and if I did put it in the right spot I screwed up somewhere else in step 8, because the web content displayed right now isn't what I'd like it to be.
Some difficulties to start, because of the new environment. Sometimes the instructions make appear the task more difficult then how actually it is! I finished all the tasks 1/7 but I could not finish task 8 because I have no knowledge about html and I could not figure it out. I did not try to complete task 9 because I did not have a lot of time and I found it quiet hard.
The only problem I encountered was the implementation of assignment 8. I did not get the 'created' work alongside the summary, so i decided to go for only the creation.
I could not link to the DPbedia page. I got an error stating there was something wrong with the URI, but whatever I changed it didn't work. I could not finish assignment 8. I am quite sure I altered all the files with the correct URIs, but it didn't work. I could not pinpoint the exact problem but I think it is somewhere within the HTML file. I am certain the RDF files were edited properly
When trying to import French or Italian portrait painters, the program has an error at the bottom of the document, stating: An article definition could not be found to process the following resource as D2D article: http://dbpedia.org/page/Category:French_portrait_painters It would be up to me to figure out what exactly if causing the error, without proper debugging tools. Because of this, I couldn't display any other categories of painters. I also tried Dutch Museums, but got the same error (while including the correct and modified Article Definition files).
in assignment 8 and 9 the requirement was not clear to me I spend lot of time on that but I couldn't figure out how must be done.I read the structure for several times and follow the orders step by step but I could see the result at the end.both assignments are tricky in my opinion.although the description of those are not clear as well.
I encountered many small problems, I approached the assignments in a trial-error manner. Most of them were easily resolved by adjusting the syntax and references. The almost real time update of the created website helped in this process. I have made an attempt to complete exercise 9, but I was unable to properly link to "http://dbpedia.org/page/Category:Dutch_still_life_painters". It is unclear to me what second document I should have created and am not sure how to tackle this problem. The almost real time update of the created website helped in this process.
There was no good example of how the d2d: created could be added and I did not find an example of the other 3 tags. Somehow there are some dates at the paintings now, but I'm not sure how I added them in the index.xhtml.
i don't had any problem what so ever. Only the last assignment i need to look better because of the code in the html file. i also had the order of calling the elements wrong (the link to the picture was called into the year element). But that had more to do with the early time of making this assignment then with the difficulty.
I did not encounter any problems completing the non-optional tasks.
I had some problems starting up as I was not familiar with the environment, but after some minutes I found that the user interface of the online editor looks intuitive and complete. Task 8 took some time but after reading each step of the task carefully I was able to manage. Task 9 seemed doable but after a couple of minutes I decided to skip the assignment as I wasn't sure how extensive the questionnaire would be.
Read the short reflection
From task 5 onwards, the links I replaced didn't seem to do anything. The content on the actual webpage didn't change. I couldn't figure out what I did wrong. I changed the links to contain 'my' domain but the webpage still displayed the original content. In task 8 I couldn't find the properties d2d:renders and d2d:hasTemplate.
see description above.
In the beginning it was not very clear for me, which URL's I had to change to my 'own'. In the beginning I also replaces some other URL's with my own page (that should not be replaced), but i found this out by browsing my own URL and realizing it did not work properly.
Nothing to add here, I completed all the tasks and reviewed this in the previous question.
A problem I encountered was while referring to my own ARD files which did not contain the same stylings as the demo templates which rendered my articles differently or not at all (error). This was encountered in Task 1 which I wanted to change all references to my own ARD's but eventually didn't because of the difference in styling.
Only assignment 8 gave some confusion to how to add the created dates in the index.xhtml file
I guess that I finished all 8 mandatory tasks successfully.
I did not include any additional HTML, although the years did appear in the document.
Most assignments went smoothly, apart from assignment 8. I did complete the assignment, and put the creation date after the description. However, from the moment I replaced the URLs to my own documents, the markup went away and I didn't manage to fix it. I tried many things. I replaced all the documents I created with the originals one by one and managed to find that it already went wrong on the first link in the RembrandtVanRijn file to the ard file. I don't understand how this file causes this problem. I checked all the links and they seem correct to me. If this is a known problem, I would like to know what the issue was.
I got stuck at exercise 5. I tried many different ways of mixing the comment in. However, nothing seemed to work. After exercise 5, I could still manage to complete 7. But 6 built further on 5 and 8 was very tough. I guess with some explanation, I could understand 5 and 7 very easily. And I am very curious about what happens in exercise 8, when you perform it in the right way.
I completed all tasks except for question 9. First of all I had a problem with question 8, but this was because I did not know I had to copy paste the Rembrandt van Rijn document into my own directory. When I did this, it worked. Secondly I had a problem with question 9. I created two new articles in my 'a' map which refer to the dbpedia pages. I got two new sections, but the pictures do not show up in those sections. I would like to know what went wrong.
I completed all the mandatory tasks without encountering any problems.
I have discusses this to some extend in my reflection.
At some parts you get a bit stuck because the instructions are not clear (sort of). It took me more time to understand/decipher the instructions than to edit the files. But i understand that writing a tutorial can be hard. Other than that it was not that hard.
I was not able to complete task 8. I spend a lot of time, but how many times I did the ask over again, the visualizaiton of the rembrand van Rijns works failed. The complete layout disappeard from my website. And only tekst was visible. I have tried to solve this problem, but after checking all the code multiple times I was not able to solve the problem.
One thing that was not clear in the beginning are the names of folders “a”, “ad”, and “ard”. It was not clear what these names mean. Another point is that you have to be very aware with naming things, since you have to copy files and elements from the example root folder to your own root folder. This provided errors.
Only the last tasks was very hard for me and I always had errors showing on my webpage. I decided to hand in this assignment without the last task, but might work on it further next week.
see reflection
I had only problem with assignment 8. I almost finished it besides the HTML part. I have tried several times and tried to place the HTML codes differently, but it was hard to understand how to place it in order to create the creation dates. I tried to solve this problem by reading more information about HTML.
No problems
I did not encouter any problems
I had problems with assignment 8 The thing that was not clear to me in assignment 8 is that when it said: …..Within this template tag is the sub-template that renders the painting-articles.….. It was not clear to me to which sub-template you were referring Also the tasks that had to be completed afterwards were not very clear to me as they were described.
The only problems encoutered during this assignment were experienced in task 9. I was not able to sort out the elements needed to complete the task. I spent 20 minutes on the task but did not succeed.
The main problem I encountered was in assignment 8. There I did not understand that if just some html tags were added without any content, the d2d tool would add them automatically.
I did not encounter huge problems but I did not understand every task very well at first and I was sometimes insecure whether or not I succeeded in a task as desired. I also had one error at the end with the dbpedia link that I did not really understand.
During this assignment, I encountered several problems, but there were fortunately all solved at the end. The first problem was at task 4, which was adding a FOAF profile to the document. I did not really understand where to put the Aidan Hogan’s FOAF profile FILE, so I uploaded the FOAF.rdf file to the "a" directory and changed the reference accordingly, but then the site displayed that it could not find the file. After some minutes, I saw my mistake. I just needed to copy paste the link and add it as the URI reference, but instead I clicked on to the link, so that it downloaded the rdf file, which made me confused what to do with the file. The next problem was at task 5, which was to create and add a new comment file. I did not understand why my comment did not appear in the comment section. After some time, I saw that I forgot to change the reference of the feedback file to my subdomain. The last problem was encountered at task 8, which was to add creation dates to the listing of artwork. Everything went well, but I do not really understand how to output the creation data of the art. I found the place where it outputs to the correct location (under each art piece), but I cannot retrieve the creation data from the rijksmuseum. So after some time, I found out that I missed the content field <d2d:Content> </d2d:Content> in the <d2d:Field> </d2d:Field>.
I personally did not encounter any real problems. The only point where I got stuck was assignment 8. I got overconfident and decided that I did not need to read every line (classic).
After the bonus assignment, my new section does not show in my menu bar. I might have done something wrong, as I only added one new article and edited another file. My first idea was that I also needed to update the BasisPageArticleRendering file, but I did not have enough time left to do so. Furthermore, on assignment 8 I found out that I somehow forgot to change my hasTemplate (or hasArticle rdf:resource) to the correct URI. This took some time to trace back. I found this assignment pretty easy.
d2d was quite easy to understand. Resulting in me not encountering any problems at all.
The only problem I encountered was with Task 8. I am still not entirely sure where I went wrong, but when I first had gone trough all the steps, the webpage did not show the right template, only the 'raw' data. I tried to fix this but could not find what I did wrong. Ultimately I deleted the files I had copied and did all steps again. This time it worked perfectly fine. I had probably altered something somewhere that I shouldn't have. All other assignment went relatively fast without any problems.
There where no problems
There were some problems with syntax errors in some links, when copying them there were spaces in them causing a syntax error
I didn't have any problems. It just took a moment to understand how the files are linked to each other.
I was pretty much struggling with the HTML part since I don't know any HTML.
Everything went smooth, until task 8. I was looking in the index.html file and found the <d2d:Template...RSRArtWorldRenderings#This"> tag. So I tried to add the <d2d:Field /> tag, but nothing was changing. Then I tried to substitute the :Field for :created. So I inserted <d2d:created>. I checked again if all references were set up properly and I came to the conclusion that whatever I tried, I was not able to change the template. I also did not know how to reference to the "created" field within the template.
The only problem I encountered was with task 9. I did succeed in displaying an extra category of people in the document, but on the bottom of the website it gave some warnings in the D2D processing. I had a look at it but I'm not sure how to get rid of the errors, and since task 9 was optional I didn't stopped too long at this small issue.
The main problem that I encountered took place in task 8. It was really hard to read the structure of the document (index file containing HTML + RDF semantics). Also, the continuous link between files in the folders 'a', 'ad' and 'ard' got me off guard when solving the "creation of a date" issue. Therefore, it took me a bit longer than expected but it worked out eventually.
I had problems with understanding some tasks we had, especially task 8. Just not explained very well. I didnt get a good idea in this assignment of where to look at.
I was able to generate a list of Dutch non-fiction writers, however I could not neatly make a new template along with nice markup. Neither could I re-use the painters template. Also, I got a few conflicts for instances of my Dutch non-fiction writers: a match could not be found for the non-optional field specification _:genidXX
I encountered one problem at the beginning because i went too fast with changing definitions to my subdomain. After that i encountered no problems.
I was having a problem in Task 7 - Correct the listing of Dutch Painters. I copied http://dbpedia.org/page/Category:Dutch_portrait_painters. and the page says "An article definition could not be found to process the following resource as D2D article: http://dbpedia.org/page/Category:Dutch_portrait_painters". So, I went to double check and notice there is a difference between the URI from the documentation and the URI where my browser is redirected to. So I corrected the "page" with resource.
As stated before, the first task was a little unclear when it come to using which root directory, since at first I thought the root directories were d2d and template, and not actually the kmvu directories, due to them using different symboles. On hindsight it makes sense to use these symbols.
In general, the main problem I encountered during this assignment was my own greed to finish it. When I first read thought the instructions page and reached the "Overview of the tasks" section, I never gave much attention to the word "Overview" and therefore assumed that the task list provided was all the information we would have. Thereby I spent the first 30 minutes struggling through the folders and files without any guidance support. When I found out that there were actually clear instructions to be followed, I relaxed a bit. Nevertheless, I think that having a first interaction without any clear idea of the underlying mechanisms provided me with many open questions and doubts that, even if they were not specific part of the assignment, I was later happy to answer and solve. Regarding Task 9 in particular, I did manage to create new pages for "Dutch Landscape Painters" and "Meindert Hobbema". The "Dutch Landscape Painters" article was properly linked to the corresponding DBpedia entry and was able to retrieve all the information from there. For "Meindert Hobbema", however, I was not able to properly list his paintings. I substitutes the directioning to the Rijkmuseum database entry to Rembrandt with that of Hobbema, but the resulting painting did not change. I went through all the different links in the original Rembrandt document to try and find which was the one that stablished the links to the paintings, but I never found it. Also, I tried to add the corresponding items to the menu. I created new menu items for "Dutch Landscape Painters" and "Meindert Hobbema" in the index.xhtml, but they did not appear in the resulting webpage. I then figured out that I had never updated the references, and created the new "others" and "hobbema" and linked the DutchLandscape and Meldert Hobbema documents to each of them respectively. Still, nothing changed. I then figured out that specific code regarding the menu layout was written in the different documents in the templates folder. I accessed "main.js" and added new items 5: 'others' and 6: 'hobbema' to the parts: listing under ('.navbar-wrapper'). I think nothing changed still, because the rendering of my webpage was still somehow linked to the templates in the kmvuxx root, not to my own.
Most of the problems I encountered was forgetting to edit the numbers in the HomePageArticle so it linked to my personal copy. Also, assignment 8 was difficult as I am not familiar with HTML and was confused as the assigment says I had to look for the sub-template. I had some help from a classmate.
Task 8 was a little bit harder to make, since it is a big exercise in which the task explanation is quite long. The examples that are given in the task explanation are making it a bit unclear. But following it step by step makes it clearer and in the end it was not that hard to do. I wonder, however, how people that have never worked with SPARQL would make this assignment. I would think that they need a clearer explanation.
Instead of the bonus I tried to put the images twice in the document and then the second one flipped (see my comment). I succeed but the quality of the flipped image was too low, so I deleted this again.
The only problem i encountered was due to a mistake on my part by making a typo, no real problems were encountered.
I had problems with the 4th and 8th task: as soon as I copied the correlated files in my own subdirectory, and updated the reference links in the other files, the graphical representation of those sections (about us and rembrandt's works) change to "all-text", without proper format and image... and I didn't manage to revert the situation back.
The only problem i had in the assignment was that i changed to many URIs to my page in task 2.

Additional comments

If you have any additional comments, please add them below:

I have no idea why the additional comment "Within the current setup of the document, you need to create two new articles." was there. I added a new listing of british painters, and I only added one article and edditted another. But maybe I have not correctly added them, because the also don't show in my menu bar. Possible I should make changes to the BasicArticleRendering file?
see description above.
Though I have spend the whole afternoon on this assignment, it was a lot of fun to do.
I don't understand tip 1 on task 9, because it seems to me I only had to create one file, for the new category (a copy of DutchPainters.rdf).
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it was good experience for me.
I wished that this course would have more of these exmaples. Because this helps to understand what KM is really about. Before it's just reading papers and having a vague idea about what it is and how it works. But now you gain hands on experience, and that, in my opinion, is more valuable than reading papers and summarizing them.
I realy like this exercise.
Nice assignment, should have more of this instead of discussion assignments
The assignment was nice and enjoyable. I had never been faced with HTML or RDF syntax before, so I very much liked the approach. Still, I think a more complicated exercise would also have been possible. The first 8 tasks were easy to follow and complete, but I think it was the last one that posed the greatest challenge and therefore the one in which I learnt the most.
Nice assignment.
This was an interesting and fun assignment, it definitely boosted my interest in semantic web technologies.
I found the template index.xhtml not very well structured and obvious.
I wanted to do assignment 9 (bonus) as well. However due to my side job and other courses I had to skip it. Will it still be open for use after the deadline?
I would have liked to do more practical exercise like this during the course. Maybe it was not one of the objective, but rather then just one assignment like that I would have prefered to learn better the potentialities of the semantic web.
It is to bad the course does not include more of these types of assignments where we get to actually work with some of the techniques we discuss in the lectures. They add a lot of insight to the theories of the lectures. Although we have had multiple more practical assignment, these never go very deep into it and we do net get the opportunity to discuss them in length, only in short comments. I feel the course could benefit from more practical sessions or tutorials that could be discussed afterwards in smaller groups.
I really liked this assignment, because I like to apply the theory, but I wouldn't know how to create my own website from scratch.
I do think this was a fun way of bringing us in contact with the d2d format, and how to use it! Too bad task 8 didn't work out for me, but other than that I do believe I've learned quite a bit.
One problem i found was the loading time and fetching data from external sources like DB-Pedia. Though it is one time call to get data but if it can be reduced in any way will be great.
Besides making a portfolio, which consists mostly out of summaries. Course participation in the form of such assignments helps information stick better. In addition, trying to figure out how d2d works in order to answer makes the subject more fun, resulting in more motivation for understanding the subject beyond the essentials.
Thank you for this assignment, I really liked it and learned something new.
The instructions were very clear!
I think the bonus assignment could be formulated a bit more clearly. "a different category of people" -- I interpret it as another category listing of another kind of painters. However, the hint below tells you to create two new articles. So may be, a listing and one highlighted painter was meant?
Cool assignment! Liked it a lot! To bad i have experienced with the optional assignment but get errors right away. For now I want to start working at my portfolio + other course. Please put this assignment next year earlier on in the course!
In the survey, the options 2 and 4 are 'weekly agree' and 'weekly disagree'. 'Weekly' should be 'Weakly'.

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