CatagoricalCrossentrophy

Fixed the loss functions for categories and is ready for accuracy calculation on page 129

include/numerics/matlog.h

@@ -0,0 +1,34 @@
+#pragma once
+
+
+#include "./utils/vector.h"
+#include "./utils/matrix.h"
+
+
+namespace numerics{
+	
+
+	template <typename T>
+	void inplace_matlog(utils::Matrix<T>& A){
+
+		const uint64_t rows = A.rows();
+		const uint64_t cols = A.cols();
+
+		for (uint64_t i = 0; i < rows; ++i){
+			for (uint64_t j = 0; j < cols; ++j){
+				numerics::inplace_log(A(i,j));
+			}
+		}
+	}
+
+	template <typename T>
+	utils::Matrix<T> log(const utils::Matrix<T>& A){
+
+		utils::Matrix<T> B = A;
+		inplace_matlog(B);
+		return B;
+	}
+
+
+} // namespace numerics
+