Integrated Discriminatory Improvement

Compare a old vs new classification technique

Integrated Discrimination Improvement (IDI)
Usage:
[IDI , pval ] = IntegratedDiscriminationImprovement( pred_old , pred_new , outcome )

Compare a old vs new classification technique
http://www.epibiostat.ucsf.edu/courses/RoadmapK12/SIGS/Pencina.pdf
Statist. Med. (in press) (www.interscience.wiley.com) DOI: 10.1002/sim.2929
Evaluating the added predictive ability of a new marker: From area under the ROC curve to reclassification and beyond
Michael J. Pencina Ralph B. Dgostino Sr Ralph B. Dgostino Jr and Ramachandran S. Vasan

(c) Louis Mayaud, 2011 ([e-mail])
Please reference :
Mayaud, Louis, et al. "Dynamic Data During Hypotensive Episode Improves
Mortality Predictions Among Patients With Sepsis and Hypotension*."
Critical care medicine 41.4 (2013): 954-962.