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fix logit funciton error

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SmartAI 2022-02-18 10:58:52 +08:00 committed by GitHub
parent aac9bd6479
commit cc6e00d091
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1 changed files with 2 additions and 2 deletions
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MLPP/Activation/Activation.cpp
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@ -221,7 +221,7 @@ namespace MLPP{
double Activation::logit(double z, bool deriv){ double Activation::logit(double z, bool deriv){
if(deriv) { return 1/z - 1/(z-1); } if(deriv) { return 1/z - 1/(z-1); }
return std::log(z / (1 + z)); return std::log(z / (1 - z));
} }
std::vector<double> Activation::logit(std::vector<double> z, bool deriv){ std::vector<double> Activation::logit(std::vector<double> z, bool deriv){