policytree

Policy Learning via Doubly Robust Empirical Welfare Maximization over Trees

v1.2.4 · Feb 17, 2026 · MIT + file LICENSE

Description

Learn optimal policies via doubly robust empirical welfare maximization over trees. Given doubly robust reward estimates, this package finds a rule-based treatment prescription policy, where the policy takes the form of a shallow decision tree that is globally (or close to) optimal.

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CRAN Check Status

14 OK

Show all 14 flavors

Flavor	Status	Time
r-devel-linux-x86_64-debian-clang	OK	46.9s
r-devel-linux-x86_64-debian-gcc	OK	38.4s
r-devel-linux-x86_64-fedora-clang	OK	73.5s
r-devel-linux-x86_64-fedora-gcc	OK	78.6s
r-devel-macos-arm64	OK	14s
r-devel-windows-x86_64	OK	88s
r-oldrel-macos-arm64	OK	18s
r-oldrel-macos-x86_64	OK	116s
r-oldrel-windows-x86_64	OK	108s
r-patched-linux-x86_64	OK	44.7s
r-release-linux-x86_64	OK	43.1s
r-release-macos-arm64	OK	14s
r-release-macos-x86_64	OK	60s
r-release-windows-x86_64	OK	103s

Check History

OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Reverse Dependencies (5)

imports

EpiForsk forestsearch polle

suggests

fastpolicytree grf

Dependency Network

Version History

new 1.2.4 Mar 10, 2026

updated 1.2.4 ← 1.2.3 diff Feb 17, 2026

updated 1.2.3 ← 1.2.2 diff Jun 13, 2024

updated 1.2.2 ← 1.2.1 diff Jun 22, 2023

updated 1.2.1 ← 1.2.0 diff Nov 19, 2022

updated 1.2.0 ← 1.1.1 diff Mar 17, 2022

updated 1.1.1 ← 1.1.0 diff Jul 6, 2021

updated 1.1.0 ← 1.0.4 diff Jun 23, 2021

updated 1.0.4 ← 1.0.3 diff Mar 9, 2021

updated 1.0.3 ← 1.0.2 diff Sep 12, 2020

updated 1.0.2 ← 1.0.1 diff Sep 8, 2020

updated 1.0.1 ← 1.0 diff Jul 12, 2020

updated 1.0 ← 0.9.2 diff Jun 21, 2020

updated 0.9.2 ← 0.9.1 diff Mar 20, 2020

updated 0.9.1 ← 0.9.0 diff Mar 19, 2020

new 0.9.0 Jan 15, 2020