{ "_id": "6a2540984b233be198399c68", "Package": "surtvep", "Title": "Cox Non-Proportional Hazards Model with Time-Varying\nCoefficients", "Version": "1.0.0", "URL": "https://github.com/UM-KevinHe/surtvep,\nhttps://um-kevinhe.github.io/surtvep/", "BugReports": "https://github.com/UM-KevinHe/surtvep/issues", "Authors@R": "c(\nperson(\"Lingfeng\",\"Luo\",role=c(\"aut\",\"cre\"),email=\"lfluo@umich.edu\"),\nperson(\"Wenbo\",\"Wu\",role=c(\"aut\"),email=\"wenbowu@umich.edu\"),\nperson(\"Kevin\",\"He\",role=c(\"aut\"),email=\"kevinhe@umich.edu\")\n)", "Description": "Fit Cox non-proportional hazards models with time-varying\ncoefficients. Both unpenalized procedures (Newton and proximal\nNewton) and penalized procedures (P-splines and smoothing\nsplines) are included using B-spline basis functions for\nestimating time-varying coefficients. For penalized procedures,\ncross validations, mAIC, TIC or GIC are implemented to select\ntuning parameters. Utilities for carrying out post-estimation\nvisualization, summarization, point-wise confidence interval\nand hypothesis testing are also provided. For more information,\nsee Wu et al. (2022) and Luo\net al. (2023) .", "License": "GPL-3", "Encoding": "UTF-8", "LazyData": "true", "Roxygen": "list(markdown = TRUE)", "RoxygenNote": "7.2.3", "Config/testthat/edition": "3", "Config/pak/sysreqs": "cmake make libicu-dev", "Repository": "https://um-kevinhe.r-universe.dev", "Date/Publication": "2025-12-09 02:49:27 UTC", "RemoteUrl": "https://github.com/um-kevinhe/surtvep", "RemoteRef": "HEAD", "RemoteSha": "c70e2af175362d04ac22275803ef85eda22155c9", "NeedsCompilation": "yes", "Packaged": { "Date": "2026-06-07 09:52:16 UTC", "User": "root" }, "Author": "Lingfeng Luo [aut, cre],\nWenbo Wu [aut],\nKevin He [aut]", "Maintainer": "Lingfeng Luo ", "MD5sum": "81926e99ef65b6d67b8e5199040871ac", "_user": "um-kevinhe", "_type": "src", "_file": "surtvep_1.0.0.tar.gz", "_fileid": "48b70a651ce4be89fc19e39b465cdc77062aa682b64c45c05cb1aa22e1c3855e", "_filesize": 580361, "_sha256": "48b70a651ce4be89fc19e39b465cdc77062aa682b64c45c05cb1aa22e1c3855e", "_created": "2026-06-07T09:52:16.000Z", "_published": 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