Regional Vulnerability Index R package RVIpkg version 0.3.4 The Regional Vulnerability Index (RVI), a statistical measure of brain structural abnormality, quantifies an individual's similarity to the expected pattern (effect size) of deficits in schizophrenia (Kochunov P, Fan F, Ryan MC, et al. (2020) <doi:10.1002/hbm.25045>). Software Depends: R (>= 3.5) Imports: stats Si Gao <iamgaosi@yahoo.com> Comprehensive R Archive Network (CRAN) Si Gao [aut, cre, dtc] (RVIpkg method development, code development, maintenance, data collection), Peter Kochunov [aut, dtc, cph, fnd] (RVIpkg concept, method development, data collection and funding), Kathryn Hatch [ctb, dtc] (RVIpkg testing and data collection), Yizhou Ma [ctb, dtc] (RVIpkg testing, method development and data collection), Fatima Talib [ctb] (RVIpkg testing and method) GPL (>= 2) 2026-03-27 application/tgz https://CRAN.R-project.org/package=RVIpkg doi:10.32614/CRAN.package.RVIpkg