The Sparse Online Principal Component Estimation Algorithm R package SOPC version 0.1.0 The sparse online principal component can not only process the online data set, but also obtain a sparse solution of the online data set. The philosophy of the package is described in Guo G. (2022) <doi:10.1007/s00180-022-01270-z>. Software Depends: R (>= 4.1.0) Imports: elasticnet, magrittr, stats Suggests: testthat (>= 3.0.0) Guangbao Guo <ggb11111111@163.com> Comprehensive R Archive Network (CRAN) Guangbao Guo [aut, cre], Chunjie Wei [aut], Guoqi Qian [aut] MIT + file LICENSE (https://CRAN.R-project.org/package=SOPC/LICENSE) 2023-05-07 application/tgz https://CRAN.R-project.org/package=SOPC doi:10.32614/CRAN.package.SOPC