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HasnainRaz / FC-DenseNet-TensorFlow

Fully Convolutional DenseNet (A.K.A 100 layer tiramisu) for semantic segmentation of images implemented in TensorFlow.
MIT License
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how to solve this error #5

Closed summerrr closed 6 years ago

summerrr commented 6 years ago

python main.py --mode=train Traceback (most recent call last): File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/op_def_library.py", line 510, in _apply_op_helper preferred_dtype=default_dtype) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/ops.py", line 1094, in internal_convert_to_tensor ret = conversion_func(value, dtype=dtype, name=name, as_ref=as_ref) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/ops.py", line 931, in _TensorTensorConversionFunction (dtype.name, t.dtype.name, str(t)))

ValueError: Tensor conversion requested dtype string for Tensor with dtype float32: 'Tensor("arg0:0", shape=(), dtype=float32)'

During handling of the above exception, another exception occurred:

Traceback (most recent call last): File "main.py", line 44, in main() File "main.py", line 38, in main FLAGS.batch_size, FLAGS.epochs, FLAGS.learning_rate) File "/home/user10/notebook/tiramisu/model.py", line 281, in train train_image_paths, train_mask_paths, batch_size) File "/home/user10/notebook/tiramisu/utility.py", line 86, in data_batch num_parallel_calls=num_threads).prefetch(30) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/data/ops/dataset_ops.py", line 988, in map return ParallelMapDataset(self, map_func, num_parallel_calls) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/data/ops/dataset_ops.py", line 2230, in init super(ParallelMapDataset, self).init(input_dataset, map_func) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/data/ops/dataset_ops.py", line 2198, in init map_func, "Dataset.map()", input_dataset) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/data/ops/dataset_ops.py", line 1454, in init self._function.add_to_graph(ops.get_default_graph()) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/function.py", line 481, in add_to_graph self._create_definition_if_needed() File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/function.py", line 337, in _create_definition_if_needed self._create_definition_if_needed_impl() File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/function.py", line 346, in _create_definition_if_needed_impl self._capture_by_value, self._caller_device) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/function.py", line 863, in func_graph_from_py_func outputs = func(func_graph.inputs) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/data/ops/dataset_ops.py", line 1392, in tf_data_structured_function_wrapper ret = func(nested_args) File "/home/user10/notebook/tiramisu/utility.py", line 5, in _parse_data_infer image_content = tf.read_file(image_paths) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/ops/gen_io_ops.py", line 528, in read_file "ReadFile", filename=filename, name=name) File "/home/user10/anaconda3/lib/python3.6/site-packages/tensorflow/python/framework/op_def_library.py", line 533, in _apply_op_helper (prefix, dtypes.as_dtype(input_arg.type).name))

TypeError: Input 'filename' of 'ReadFile' Op has type float32 that does not match expected type of string.

HasnainRaz commented 6 years ago

The input arguments (image_paths, mask_paths) of "data_batch" in utility.py have to list of strings. Where each string is the path to an image/mask. I think you are passing in float values.