Today I started an experiment I created an excercise for coursework in algorithms and data structures that is very unusuale and many people have been criticle if this was a good idea. The idea behind the exercise is that studens should read wikipedia articles to topics related to lectures and find mistakes or suggest things …
Author: Rene
Look for love video: Did DJ Sammy steel the video story from jubilees Love Language video? Watch both clips!
UPDATE: (Feb. 8th. 2012) the originial love language video is now linked under the official look for love Video from DJ Sammy! Glad to see that and glad to see that protest on the web seems to be heared. Now I can finally completely enjoy DJ sammy’s work without worries! Record industry as well as …
Open Source Facebook music streaming App for free download!
In an earlier post I have explained the need for a Facebook streaming app that has to be enhanced with some features in order to create viral word of mouth effects. Together with Yann Leretaille and Robert Naumann we programmed the facebook API and developed such an app for my band In legend. Today ( …
My first PhD year summerized: What a great choice of mine!
2011 is almost over and more than 9 months of my PhD have already passed by. During my math diploma I was founded by the german national academic foundation. Besides some really nice benefits that came along with this every 6 months I was forced to write reports about my study progress. Even though theses …
balanced binary search trees exercise for algorithms and data structures class
I created some exercises regarding binary search trees. This time there is no coding involved. My experience from teaching former classes is that many people have a hard time understanding why trees are usefull and what the dangers of these trees is. Therefor I have created some straight forward exercises that nevertheless involve some work …
Download Google n gram data set and neo4j source code for storing it
In the end of September I discovered an amazing data set which is provided by Google! It is called the Google n gram data set. Even thogh the english wikipedia article about ngrams needs some clen up it explains nicely what an ngram is. http://en.wikipedia.org/wiki/N-gram The data set is available in several languages and I …
Graphity: An efficient Graph Model for Retrieving the Top-k News Feeds for users in social networks
UPDATE: the paper got accepted at SOCIALCOM2012 and the source code and data sets are online especially the source code of the graphity server software is now online! UPDATE II: Download the paper (11 Pages from Social Com 2012 with Co Authors: Thomas Gottron, Jonas Kunze, Ansgar Scherp and Steffen Staab) and the slides I already said …
3 exercises for Sorting problems (Quicksort , Mergesort) in Algorithms and data structures class
#1: Sorting huge files Sorting big files might not be as simple as just implementing an sort algorithm. As soon as the file does not fit in memory any more smarter implementations have to be applied. One way is to sort the file on the hard disk. We remark that not every algorithm is easily …
3 exercises for Sorting problems (Quicksort , Mergesort) in Algorithms and data structures class
#1: Sorting huge files Sorting big files might not be as simple as just implementing an sort algorithm. As soon as the file does not fit in memory any more smarter implementations have to be applied. One way is to sort the file on the hard disk. We remark that not every algorithm is easily …
Download your open source Youtube insights statistics tool
Today I have figured out that you can download a lot of statistics about your on videos from Youtube. That is actually very nice since I was always sceptical that you miss the knowledge of who is watching your videos once you do not host them yourself. Unfortunately there are some drawbacks to these statistics: Youtube …