Update KI-KNN

KI-KNN

@@ -48,6 +48,22 @@ metrics=[constants.ACCURACY_METRICS])
  print(model.summary())
  return model
 
+    def preprocessing_csv_data():
+    print("Reading Features... ")
+    data = pd.read_csv(constants.FEATURES_CSV_NAME)
+    data.head()
+# Dropping unnecessary columns (Column Filename is dropped)
+    data = data.drop(['filename'], axis=1)
+    data.head()
+    return data
+
+# Extracting classes/label column as y from csv and converting string labels to numbers using LabelEncoder 
+    def encode_labels(data):
+    list = data.iloc[:, -1]
+    encoder = LabelEncoder()
+    target_labels = encoder.fit_transform(list)
+    return target_labels, encoder
+
 def train_and_save_model(model, X_train, y_train, X_test, y_test):
     logdir = constants.LOG_DIR_PATH
     tensorboard_callback = keras.callbacks.TensorBoard(log_dir=logdir)