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Replace pow with std::pow

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The C pow casts to double while std::pow has overloads that can be
optimized by the compiler.
Also replace pow(*, 1./3) by cbrt.
This commit is contained in:
Vincent Rabaud
2026-01-04 01:50:00 +01:00
parent 10589eb2c8
commit 5622958189
47 changed files with 131 additions and 140 deletions
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modules/ml/src/ann_mlp.cpp
+1 -1
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@@ -276,7 +276,7 @@ public:
{
int n1 = layer_sizes[i-1];
int n2 = layer_sizes[i];
double val = 0, G = n2 > 2 ? 0.7*pow((double)n1,1./(n2-1)) : 1.;
double val = 0, G = n2 > 2 ? 0.7*std::pow(n1,1./(n2-1)) : 1.;
double* w = weights[i].ptr<double>();
// initialize weights using Nguyen-Widrow algorithm