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VariableScreening (version 0.2.0)

High-Dimensional Screening for Semiparametric Longitudinal Regression

Description

Implements variable screening techniques for ultra-high dimensional regression settings. Techniques for independent (iid) data, varying-coefficient models, and longitudinal data are implemented. The package currently contains three screen functions: screenIID(), screenLD() and screenVCM(), and six methods for simulating dataset: simulateDCSIS(), simulateLD, simulateMVSIS(), simulateMVSISNY(), simulateSIRS() and simulateVCM(). The package is based on the work of Li-Ping ZHU, Lexin LI, Runze LI, and Li-Xing ZHU (2011) , Runze LI, Wei ZHONG, & Liping ZHU (2012) , Jingyuan LIU, Runze LI, & Rongling WU (2014) Hengjian CUI, Runze LI, & Wei ZHONG (2015) , and Wanghuan CHU, Runze LI and Matthew REIMHERR (2016) . Special thanks are due to Ling Zhang for providing detailed testing and proposing a method for speed improvement on the simulation of data with AR-1 structure.

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Version

Install

install.packages('VariableScreening')

Monthly Downloads

180

Version

0.2.0

License

GPL (>= 2)

Maintainer

Liying Huang

Last Published

August 9th, 2018

Functions in VariableScreening (0.2.0)

simulateMVSIS

Simulate a dataset for demonstrating the performance of screenIID with the MV-SIS option with categorical outcome variable
simulateVCM

Simulate a dataset for testing the performance of screenVCM
simulateMVSISNY

Simulate a dataset for demonstrating the performance of screenIID with the MV-SIS method with numeric outcome Y
simulateSIRS

Simulate a dataset for demonstrating the performance of screenIID with the SIRS method
screenIID

Feature Selection for Ultrahigh-Dimensional Datasets with Independent Subjects,
screenLD

Perform high-dimensional screening for semiparametric longitudinal regression
simulateLD

Simulate a dataset for testing the performance of screenLD
screenVCM

Perform screening for ultrahigh-dimensional varying coefficient model
simulateDCSIS

Simulate a dataset for demonstrating the performance of screenIID with the DC-SIS method