Merge "Update suggestion ranking model coefficients." into oc-dr1-dev
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Android (Google) Code Review
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c3bb4cd8c0
@@ -34,13 +34,13 @@ public class SuggestionRanker {
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// by training a binary classifier to detect the clicked items. The higher the obtained
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// relevance metric, the higher chance of getting clicked.
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private static final Map<String, Double> WEIGHTS = new HashMap<String, Double>() {{
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put(SuggestionFeaturizer.FEATURE_IS_SHOWN, 4.07506758256);
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put(SuggestionFeaturizer.FEATURE_IS_DISMISSED, 2.11535473578);
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put(SuggestionFeaturizer.FEATURE_IS_CLICKED, 1.21885461304);
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put(SuggestionFeaturizer.FEATURE_TIME_FROM_LAST_SHOWN, 3.18832024515);
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put(SuggestionFeaturizer.FEATURE_TIME_FROM_LAST_DISMISSED, 1.09902706645);
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put(SuggestionFeaturizer.FEATURE_TIME_FROM_LAST_CLICKED, 0.262631082877);
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put(SuggestionFeaturizer.FEATURE_SHOWN_COUNT, -220.4361849);
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put(SuggestionFeaturizer.FEATURE_IS_SHOWN, 5.05140842519);
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put(SuggestionFeaturizer.FEATURE_IS_DISMISSED, 2.29641455171);
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put(SuggestionFeaturizer.FEATURE_IS_CLICKED, -2.98812233623);
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put(SuggestionFeaturizer.FEATURE_TIME_FROM_LAST_SHOWN, 5.02807250202);
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put(SuggestionFeaturizer.FEATURE_TIME_FROM_LAST_DISMISSED, 2.49589700842);
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put(SuggestionFeaturizer.FEATURE_TIME_FROM_LAST_CLICKED, -4.3377039948);
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put(SuggestionFeaturizer.FEATURE_SHOWN_COUNT, -2.35993512546);
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}};
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private final SuggestionFeaturizer mSuggestionFeaturizer;
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