Partial Transfer Learning for Causal Estimation R package PartialTL version 0.1.0 Implements partial transfer learning (PTL) for causal effect estimation using source and target data, with bootstrap-based source detection. Provides data generating processes and nuisance functions for simulation. Software Depends: R (>= 4.0.0) Imports: MASS, DoubleML, ncvreg Suggests: lgr, mlr3, mlr3learners, glmnet Xinhao Qu <xqu018@ucr.edu> Comprehensive R Archive Network (CRAN) Xinhao Qu [aut, cre] GPL (>= 2) 2026-02-18 application/tgz https://CRAN.R-project.org/package=PartialTL doi:10.32614/CRAN.package.PartialTL