tensorflow_backend.py 文件源码

def in_top_k(predictions, targets, k):
    """Returns whether the `targets` are in the top `k` `predictions`

    # Arguments
        predictions: A tensor of shape `batch_size` x classes and type `float32`.
        targets: A tensor of shape batch_size and type `int32` or `int64`.
        k: An `int`, number of top elements to consider.

    # Returns
        A tensor of shape `batch_size` and type `bool`. `output_i` is `True` if
        `targets_i` is within top-k values of `predictions_i`
    """
    return tf.nn.in_top_k(predictions, targets, k)


# CONVOLUTIONS