|  | @@ -319,7 +319,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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				|  |  |              if (chooseFunction == 0){
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				|  |  |                  score = fmRov * ExtractorUtils.sigmoid(hasReturnRovScore);
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				|  |  |              }else if (chooseFunction == 1){
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				|  |  | -                score = fmRov * Math.log(hasReturnRovScore + 1);
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				|  |  | +                score = fmRov * (1 + Math.log(hasReturnRovScore + 1));
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				|  |  |              }else {
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				|  |  |                  score = fmRov * ExtractorUtils.sigmoid(hasReturnRovScore);
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				|  |  |              }
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