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waleedka / traffic-signs-tensorflow

Traffic Signs Detection and Recognition with Tensorflow
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Value Error #3

Closed hayday100 closed 7 years ago

hayday100 commented 7 years ago

This is a great project you did and thanks for sharing. I ran into the following error when running your notebook. Could you help? Thank in advance!

ValueError Traceback (most recent call last)

in () 22 # Define the loss function. 23 # Cross-entropy is a good choice for classification. ---> 24 loss = tf.reduce_mean(tf.nn.sparse_softmax_cross_entropy_with_logits(logits, labels_ph)) 25 26 # Create training op. /usr/local/lib/python3.5/dist-packages/tensorflow/python/ops/nn_ops.py in sparse_softmax_cross_entropy_with_logits(_sentinel, labels, logits, name) 1711 """ 1712 _ensure_xent_args("sparse_softmax_cross_entropy_with_logits", _sentinel, -> 1713 labels, logits) 1714 1715 # TODO(pcmurray) Raise an error when the label is not an index in /usr/local/lib/python3.5/dist-packages/tensorflow/python/ops/nn_ops.py in _ensure_xent_args(name, sentinel, labels, logits) 1560 if sentinel is not None: 1561 raise ValueError("Only call `%s` with " -> 1562 "named arguments (labels=..., logits=..., ...)" % name) 1563 if labels is None or logits is None: 1564 raise ValueError("Both labels and logits must be provided.") ValueError: Only call `sparse_softmax_cross_entropy_with_logits` with named arguments (labels=..., logits=..., ...)
hayday100 commented 7 years ago

I figured out.

ValueError: Only call sparse_softmax_cross_entropy_with_logits with named arguments (labels=..., logits=..., ...)