Rick Barber

Research Assistant
2014 - 2014
Automatic detection of cohorts using machine learning on claims, lab, drug, and clinical text data. Did analyses of feature selection algorithms to uncover the relative value of claims, lab, drug, and EHR data. Used complex network analysis to uncover novel subtype clusters of autism and other diseases

2013 - 2013

Data scientist
2013 - 2013
Programmed some things that I can't say much about. Got to see the other side of the table, listen to a few pitches, and see how the sausage is made, as well.

2012 - 2012

Merchant data team intern
2012 - 2012
Built a patentable system to scrape the web and used natural language processing to identify restaurants that would be opening in the future. Published a paper with the larger team on the automatic allocation of crowd computing in data cleaning stacks.

2011 - 2012

Researcher - InfoLab
2011 - 2012
Did research in social and information network analysis under Prof Jure Leskovec. Did work on automatically classifying entities into an ontology

2009 - 2011

Researcher - Data Mining Research Group
2010 - 2011
Worked on web structure mining and social/information network analysis under Prof Jiawei Han. Published 4 papers on finding structure in unstructured web data on the individual page level and separately with a system leveraging the site-wide link structure to uncover entities. Published a paper on link formation in networks, specifically predicting which academic researchers would co-author papers together in the future.
Research Assistant
2009 - 2010
Programming for the Center for Simulation of Advanced Rockets. Feature detection and optimization of triangular surface meshes in C++.

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