scholarly journals Exploiting disagreement between high-dimensional variable selectors for uncertainty visualization

Author(s):  
Christine Yuen ◽  
Piotr Fryzlewicz
Author(s):  
Kevin He ◽  
Xiang Zhou ◽  
Hui Jiang ◽  
Xiaoquan Wen ◽  
Yi Li

Abstract Modern bio-technologies have produced a vast amount of high-throughput data with the number of predictors much exceeding the sample size. Penalized variable selection has emerged as a powerful and efficient dimension reduction tool. However, control of false discoveries (i.e. inclusion of irrelevant variables) for penalized high-dimensional variable selection presents serious challenges. To effectively control the fraction of false discoveries for penalized variable selections, we propose a false discovery controlling procedure. The proposed method is general and flexible, and can work with a broad class of variable selection algorithms, not only for linear regressions, but also for generalized linear models and survival analysis.


2019 ◽  
Vol 38 (13) ◽  
pp. 2413-2427
Author(s):  
Thomas Welchowski ◽  
Verena Zuber ◽  
Matthias Schmid

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