pSI: Specificity Index Statistic

This package contains functions to calculate the Specificity Index statistic, which can be used for comparative quantitative analysis to identify genes enriched in specific cell populations across a large number of profiles, as well as perform numerous post-processing operations. NOTE:Supplementary data (human & mouse expression sets, calculated pSI datasets, etc.) can be found in package located at the following URL:

Version: 1.1
Depends: R (≥ 2.10), gdata
Published: 2014-01-30
Author: Xiaoxiao Xu, Alan B. Wells, David OBrien, Arye Nehorai, Joseph D. Dougherty
Maintainer: Alan B. Wells <awells at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: no
Materials: NEWS
CRAN checks: pSI results


Reference manual: pSI.pdf
Package source: pSI_1.1.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X binaries: r-release: pSI_1.1.tgz, r-oldrel: pSI_1.1.tgz
Old sources: pSI archive


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