Add Scores class and TestsScores

src/main/Scores.h

@@ -0,0 +1,33 @@
+#ifndef SCORES_H
+#define SCORES_H
+#include <vector>
+#include <string>
+#include <torch/torch.h>
+#include <nlohmann/json.hpp>
+namespace platform {
+    using json = nlohmann::json;
+    class Scores {
+    public:
+        Scores(torch::Tensor& y_test, torch::Tensor& y_pred, int num_classes, std::vector<std::string> labels = {});
+        float accuracy();
+        float f1_score(int num_class);
+        float f1_weighted();
+        float f1_macro();
+        float precision(int num_class);
+        float recall(int num_class);
+        torch::Tensor get_confusion_matrix() { return confusion_matrix; }
+        std::string classification_report();
+        json get_confusion_matrix_json(bool labels_as_keys = false);
+    private:
+        std::string classification_report_line(std::string label, float precision, float recall, float f1_score, int support);
+        int num_classes;
+        float accuracy_value;
+        int total;
+        std::vector<std::string> labels;
+        torch::Tensor confusion_matrix; // Rows ar actual, columns are predicted
+        int label_len = 12;
+        int dlen = 9;
+        int ndec = 7;
+    };
+}
+#endif