PyData Boston 2013
Basic of R language Jarno Tuimala. Learning aims Basic use of R and R help How to give R commands R data structures Reading and writing data Some more.
KEYNOTE: Enabling Scalable Search, Discovery and Analytics with Solr,Mahout and Hadoop
ACAT 2002 , 2002 Lassi A. Tuura, Northeastern University Ignominy Tool for Analysing Software Dependencies and For Reducing Complexity.