Friday, May 17, 2013

Profiles—A Tool to Study Researcher Communities

Griffin Weber described the Profiles open source tool that is now being used world wide that was first developed for our work in Harvard Catalyst. It is used to find collaborators, create teams for research projects, study promotion and the processes of academia.

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Death and its predictors

Professor Tianxi Cai ran a very interesting discussion about generating risk profiles for biomarkers and the problem in adjusting out the diseases that are along the causal pathway to mortality of those biomarkers. As a result of such an over adjustment, most biomarkers will give counter-conventional-wisdom associations.

Friday, May 10, 2013

Governance models for distributed queries across heterogeneous healthcare institutions

Murphy, Bickel, Kohane, Simons, Churchill, Mendis. Wattanasin, Weber, Donahoe, MacFadden

Discussed the interaction between different governance models and how they interact with the architecture.

Friday, April 5, 2013

Characterizing Coronary Artery Disease (CAD) in the EHR

Profs Cai and Shaw led a discussion of the the CAD NLP algorithm and demonstrated how the different priors and different ascertainment biases of different clinics could affect the accuracy of the NLP classification. Also discussed counter-intuitive coefficients in the model which may reflect confounding by the treatments for CAD.

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NLP

Guergana's team: discussed speed issues.

cTAKES with full UMLS module takes about 150 notes/hour/core. Discussed various architectural tradeoffs.

Friday, March 15, 2013

All Hands Meeting Ps

10:14 AM, Mar 15, 2013

Jordan Smoller, co-PI of the MDD-SSRI-resistance i2b2 DBP presented today the paper he contributed to that made a lot of headlines regarding genomic variants shared across 5 psychiatric disorders.

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