CatagoricalCrossentrophy

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

include/numerics/vecclip.h

@@ -0,0 +1,69 @@
+#pragma once
+
+
+#include "./utils/vector.h"
+#include "./utils/matrix.h"
+
+
+namespace numerics{
+
+	template <typename T>
+	void inplace_vecclip_high(utils::Vector<T>& a, T high){
+		uint64_t N = a.size();
+
+		for (uint64_t i = 0; i < N; ++i){
+			if (a[i] > high){
+				a[i] = high;
+			}
+		}
+	}
+	template <typename T>
+	void inplace_vecclip_low(utils::Vector<T>& a, T low){
+		uint64_t N = a.size();
+
+		for (uint64_t i = 0; i < N; ++i){
+			if (a[i] < low){
+				a[i] = low;
+			}
+		}
+	}
+	template <typename T>
+	void inplace_vecclip(utils::Vector<T>& a, T low, T high){
+		uint64_t N = a.size();
+
+		for (uint64_t i = 0; i < N; ++i){
+			if (a[i] > high){
+				a[i] = high;
+			}else if (a[i] < low){
+				a[i] = low;
+			}
+		}
+	}
+	template <typename Td, typename Ti>
+	utils::Vector<Td> vecclip_high(const utils::Vector<Ti>& a, Td high){
+
+		utils::Vector<Td> b = a;
+		inplace_vecclip_high(b, high);
+
+		return b;
+	}
+	template <typename Td, typename Ti>
+	utils::Vector<Td> vecclip_low(const utils::Vector<Ti>& a, Td low){
+
+		utils::Vector<Td> b = a;
+		inplace_vecclip_low(b, low);
+
+		return b;
+	}
+	template <typename Td, typename Ti>
+	utils::Vector<Td> vecclip(const utils::Vector<Ti>& a, Td low, Td high){
+
+		utils::Vector<Td> b = a;
+		inplace_vecclip(b, low, high);
+
+		return b;
+	}
+
+
+} // namespace numerics
+