Update language_model/attrs.json

language_model/attrs.json

@@ -1 +1 @@
-{"alpha":0.5, "beta":2.0, "unk_score_offset": -10.0, "score_boundary": true}
+{"alpha":0.5, "beta":1.5, "unk_score_offset": -10.0, "score_boundary": true}