파이썬 Keras-categorical_accuracy와 sparse_categorical_accuracy의 차이점
def categorical_accuracy(y_true, y_pred): return K.cast(K.equal(K.argmax(y_true, axis=-1), K.argmax(y_pred, axis=-1)), K.floatx()) def sparse_categorical_accuracy(y_true, y_pred): return K.cast(K.equal(K.max(y_true, axis=-1), K.cast(K.argmax(y_pred, axis=-1), K.floatx())), K.floatx()) 해결 방법 def categorical_accuracy(y_true, y_pred): return K.cast(K.equal(K.argmax(y_true, axis=-1), K.argmax(y_pred..
2020. 10. 18.