Archived; click post to view. Excerpt: UPDATE: now with link to the PhD thesis. By the time of blogging the thesis was not published. thanks to Patrick Durusau for pointing out the missing link. One of the first things I did @ my Institute when starting my PhD program was reading the PhD thesis of [...]

Continue reading about Download network graph data sets from Konect – the koblenz network colection

René Pickhardt on September 23rd, 2011

Archived; click post to view. Excerpt: Obviously education is one of the topics that is important to me. recently I wrote about a teach first project. 6 month ago I was participating in a workshop organized by the Universities of Koblenz. This workshop was for future entrepreneurs teaching them some basics about design thinking and [...]

Continue reading about Internet educates africa! Open education – a success story!

René Pickhardt on September 21st, 2011

Archived; click post to view. Excerpt: UPDATE: you can find an evaluation of the following blog post and idea on: http://www.rene-pickhardt.de/graphity-an-efficient-graph-model-for-retrieving-the-top-k-news-feeds-for-users-in-social-networks/  Hey everyone I can finally demonstrate the neo4j and gwt system that I have been blogging about over the last weeks here and here. But please find the demo under the following adress: http://gwt.metalcon.de/GWT-Modelling [...]

Continue reading about neo4j based social news feed demo on wikipedia graph running

Archived; click post to view. Excerpt: Over the weekend I met some students studying linguistics. Methods from Linguistics are very important for text retrieval and data mining. That is why in my oppinion Linguistics is also a very important part of web science. I am always concerned that most people doing web science actually are [...]

Continue reading about Data mining (text analysis) for linguists on Ulysses by James Joyce & Faust by Goethe

René Pickhardt on September 15th, 2011

Archived; click post to view. Excerpt: edit: the demo is finally online but on a different data set though: check out the demo and read about the new data set. An evaluation of graphity can be found here Besides reading papers I am currently implementing the infrastructure of my social news stream for the new [...]

Continue reading about Amazed by neo4j, gwt and my apache tomcat webserver

René Pickhardt on September 5th, 2011

Archived; click post to view. Excerpt: UPDATE: look at http://www.rene-pickhardt.de/graphity for a more scientific survey and evaluation of this data structure. Ok you guys did not hear much from me most recently. I was on vaccation and then on summer school and I worked on my first scientific poster and on a talk which will [...]

Continue reading about Data structure for Social news streams on Graph data bases

René Pickhardt on September 4th, 2011

Archived; click post to view. Excerpt: Being back in University I get to see more and more data sets. Origninally I wanted to use the data sets category of my blog to provide an unordered list of these publicly available data sets sort of as a personal reminder. For some reason I never really did [...]

Continue reading about Download Trec (= Text Retrieval Conference) Data Set

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