vbatts/llama.cpp
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Fix softmax in perplexity.cpp

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Stephan Walter 2023-03-26 12:36:55 +02:00 • committed by Georgi Gerganov
parent 3a42193b3d
commit f68345e9b1
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examples/perplexity/perplexity.cpp
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@ -9,7 +9,7 @@ std::vector<double> softmax(const std::vector<float>& logits) {
for (size_t i = 0; i < logits.size(); i++) { for (size_t i = 0; i < logits.size(); i++) {
// Subtract the maximum logit value from the current logit value for numerical stability // Subtract the maximum logit value from the current logit value for numerical stability
float logit = logits[i] - max_logit; float logit = logits[i] - max_logit;
double exp_logit = std::exp(logit); double exp_logit = std::exp((double)logit);
sum_exp += exp_logit; sum_exp += exp_logit;
probs[i] = exp_logit; probs[i] = exp_logit;
} }