Adaptive L1/2 Shooting Regularization Method for Survival Analysis Using Gene Expression Data

A new adaptive L1/2 shooting regularization method for variable selection based on the Cox’s proportional hazards mode being proposed. This adaptive L1/2 shooting algorithm can be easily obtained by the optimization of a reweighed iterative series of L1 penalties and a shooting strategy of L1/2 pena...

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Bibliographic Details
Main Authors: Xiao-Ying Liu, Yong Liang, Zong-Ben Xu, Hai Zhang, Kwong-Sak Leung
Format: Article
Language:English
Published: Hindawi Limited 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/475702