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author | Andreas Maunz <andreas@maunz.de> | 2012-09-12 16:41:18 +0300 |
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committer | Andreas Maunz <andreas@maunz.de> | 2012-09-12 16:41:18 +0300 |
commit | bb9ef66ce4a0a7a3382df06181bbe89f4163d6aa (patch) | |
tree | 2ce94cce4243b0ccfa72f69b8573d3a73ea12002 | |
parent | b563a56982d96b5caf931c371eb0de4fcfe41fa2 (diff) |
Fixed confidence for cosine similarity
-rw-r--r-- | lib/model.rb | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/model.rb b/lib/model.rb index c9d367e..285ab3d 100644 --- a/lib/model.rb +++ b/lib/model.rb @@ -297,7 +297,12 @@ module OpenTox else @prediction_dataset.add @compound.uri, value_feature_uri, prediction[:prediction] end - @prediction_dataset.add @compound.uri, confidence_feature_uri, prediction[:confidence] + confidence=prediction[:confidence] + if @similarity_algorithm.to_s =~ /cosine/ + confidence=((confidence+1.0)/2.0).abs + end + @prediction_dataset.add @compound.uri, confidence_feature_uri, confidence + @prediction_dataset.features[value_feature_uri][DC.title] = @prediction_dataset.metadata[DC.title] @prediction_dataset.features[confidence_feature_uri][DC.title] = "Confidence" |