Structured Learning in Time-Dependent Cox Models R package sox version 1.2.3 Efficient procedures for fitting and cross-validating the structurally-regularized time-dependent Cox models. Software Depends: R (>= 3.5.0), survival, glmnet Imports: Rcpp (>= 1.0.10) LinkingTo: Rcpp Suggests: testthat (>= 3.0.0) Yi Lian <yi.lian@mail.mcgill.ca> Comprehensive R Archive Network (CRAN) Yi Lian [aut, cre], Guanbo Wang [aut], Archer Y. Yang [aut], Mireille E. Schnitzer [aut], Robert W. Platt [aut], Rui Wang [aut], Marc Dorais [aut], Sylvie Perreault [aut], Julien Mairal [ctb], Yuansi Chen [ctb] GPL (>= 3) 2026-05-29 application/tgz https://CRAN.R-project.org/package=sox doi:10.32614/CRAN.package.sox