Calculate base_score based on input labels for mae. (#8107)

Fit an intercept as base score for abs loss.
2022-09-20 20:53:54 +08:00
parent 4f42aa5f12
commit fffb1fca52
42 changed files with 999 additions and 343 deletions
--- a/tests/python-gpu/test_gpu_updaters.py
+++ b/tests/python-gpu/test_gpu_updaters.py
@@ -208,3 +208,8 @@ class TestGPUUpdaters:
        param = dataset.set_params(param)
        result = train_result(param, dataset.get_dmat(), 10)
        assert tm.non_increasing(result['train'][dataset.metric])
+
+    @pytest.mark.skipif(**tm.no_sklearn())
+    @pytest.mark.parametrize("weighted", [True, False])
+    def test_adaptive(self, weighted) -> None:
+        self.cputest.run_adaptive("gpu_hist", weighted)