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#pragma once
#include <neuralnet/types.h>
#include <math.h>
static inline R sigmoid(R x) { return 1. / (1. + exp(-x)); }
static inline R relu(R x) { return fmax(0, x); }
#define NN_MAP_ARRAY(f, in, out, size) \
for (int ii = 0; ii < size; ++ii) { \
out[ii] = f(in[ii]); \
}
#define sigmoid_array(in, out, size) NN_MAP_ARRAY(sigmoid, in, out, size)
#define relu_array(in, out, size) NN_MAP_ARRAY(relu, in, out, size)
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