Set xi to 0.01

automl · Dec 12, 2022 · 3a66258 · dengdifan · Dec 15, 2022 · 3a66258
1 parent 10c7b4e
commit 3a66258
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diff --git a/changelog.md b/changelog.md
@@ -6,6 +6,7 @@ multi-fidelity, multi-objective and multi-threading by nature now.
 - Continuing a run is now fully supported.
 - Added more examples.
 - Updated documentation based on new implementation.
+- Changed default xi of expected improvement to 0.01.
 
 
 # 2.0.0a2

diff --git a/smac/acquisition/function/expected_improvement.py b/smac/acquisition/function/expected_improvement.py
@@ -147,7 +147,7 @@ class EIPS(EI):
         Controls the balance between exploration and exploitation of the acquisition function.
     """
 
-    def __init__(self, xi: float = 0.0) -> None:
+    def __init__(self, xi: float = 0.01) -> None:
         super(EIPS, self).__init__(xi=xi)
 
     @property