madlib/madlib — pull request #223 by srikris (2012-08-31 19:55:40+00:00)
Title: Cox Proportional Hazards: Enhancements

Adde the following modules:

(1) Huber White estimator for the Cox Proprtional hazards

(2) Supporting stats (p-values & zStats) for the above

(3) Detailed design document for the Cox Proportional Hazards Module

(4) Design document for Huber-White Sandwich Estimator