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static inline float sigmoid(float x) { return static_cast<float>(1.f / (1.f + exp(-x))); } 阅读全文
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1 不需要加载图片 // C++ program for the above approach #include <iostream> #include <opencv2/core/core.hpp> // Library to include for // drawing shapes #incl 阅读全文
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using namespace cv; // Capture the Image from the webcam VideoCapture cap(0); // Get the frame Mat save_img; cap >> save_img; if(save_img.empty()) { s 阅读全文
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#include <iostream> #include <vector> template<typename T> std::vector<double> linspace(T start_in, T end_in, int num_in) { std::vector<double> linspa 阅读全文
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#include<iostream> #include<assert.h> #include<vector> #include<chrono> int main() { int iter = 10000; std::vector<double> coeffs = { 4, 2, -2, 5, 0, 阅读全文
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#include<iostream> #include<vector> #include<math.h> std::vector<double> Polyval(std::vector<double> coeffs, std::vector<double> values) { std::vector 阅读全文