Amy M Sullivan, Margaret M Hayes, Christine P Beltran, Amy P Cohen, Morgan Soffler, Suzanne Cooper, William Wisser, Richard M Schwartzstein
Do we teach critical thinking? A mixed methods study of faculty and student perceptions of teaching and learning critical thinking at three professional schools
Medical teacher
rapid advances information technology massive datasets collected fields science biology chemistry social science useful meaningful information extracted data often statistical learning model fitting massive datasets sample size number predictors large case conventional methods face computational challenges recently innovative effective sampling scheme based leverage scores via singular value decompositions proposed select rows design matrix surrogate full data linear regression analogously variable screening viewed selecting rows design matrix however effective variable selection along line thinking remains elusive article bridge gap propose weighted leverage variable screening method utilizing left right singular vectors design matrix show theoretically empirically predictors selected using method consistently include true predictors linear models also complicated general index models extensive simulation studies show weighted leverage screening method highly computationally efficient effective also demonstrate success identifying carcinoma related genes using spatial transcriptome data