Contains the tools to screen grouped variables, and select screened grouped variables afterwards. The main function grpss() can perform the grouped variables screening as well as selection for ultra-high dimensional data with group structure. The screening step is primarily used to reduce the dimensions of data so that the selection procedure can easily handle the moderate or low dimensions instead of ultra-high dimensions.
|Author||Debin Qiu, Jeongyoun Ahn|
|Maintainer||Debin Qiu <[email protected]>|
|License||GPL-2 | GPL-3|
|Package repository||View on CRAN|
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