ValueError: Negative dimension size caused by subtracting 3 from 1 for 'conv2d_2/convolution' (op: 'Conv2D') with input shapes: [?,1,78,32], [3,3,32,32]

[xxoxx]

[root@MyVps captcha_break_keras]# python2.7 captcha_test.py
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ
Using TensorFlow backend.
captcha_test.py:64: UserWarning: Update your Conv2D call to the Keras 2 API: Conv2D(32, (3, 3), activation="relu")
x=Convolution2D(322**i,3,3,activation='relu')(x)
captcha_test.py:65: UserWarning: Update your Conv2D call to the Keras 2 API: Conv2D(32, (3, 3), activation="relu")
x=Convolution2D(322i,3,3,activation='relu')(x)
Traceback (most recent call last):
File "captcha_test.py", line 65, in
x=Convolution2D(32*2i,3,3,activation='relu')(x)
File "/root/anaconda2/lib/python2.7/site-packages/keras/engine/topology.py", line 596, in call
output = self.call(inputs, **kwargs)
File "/root/anaconda2/lib/python2.7/site-packages/keras/layers/convolutional.py", line 164, in call
dilation_rate=self.dilation_rate)
File "/root/anaconda2/lib/python2.7/site-packages/keras/backend/tensorflow_backend.py", line 3138, in conv2d
data_format='NHWC')
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/ops/nn_ops.py", line 670, in convolution
op=op)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/ops/nn_ops.py", line 338, in with_space_to_batch
return op(input, num_spatial_dims, padding)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/ops/nn_ops.py", line 662, in op
name=name)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/ops/nn_ops.py", line 131, in _non_atrous_convolution
name=name)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/ops/gen_nn_ops.py", line 399, in conv2d
data_format=data_format, name=name)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/framework/op_def_library.py", line 767, in apply_op
op_def=op_def)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 2508, in create_op
set_shapes_for_outputs(ret)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 1873, in set_shapes_for_outputs
shapes = shape_func(op)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 1823, in call_with_requiring
return call_cpp_shape_fn(op, require_shape_fn=True)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/framework/common_shapes.py", line 610, in call_cpp_shape_fn
debug_python_shape_fn, require_shape_fn)
File "/root/anaconda2/lib/python2.7/site-packages/tensorflow/python/framework/common_shapes.py", line 676, in _call_cpp_shape_fn_impl
raise ValueError(err.message)
ValueError: Negative dimension size caused by subtracting 3 from 1 for 'conv2d_2/convolution' (op: 'Conv2D') with input shapes: [?,1,78,32], [3,3,32,32].

[xxoxx]

Centos6.8
Anaconda python2.7.13

[qchai]

0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ
Using TensorFlow backend.
Traceback (most recent call last):
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\common_shapes.py", line 654, in _call_cpp_shape_fn_impl
input_tensors_as_shapes, status)
File "D:\Anaconda\lib\contextlib.py", line 89, in exit
next(self.gen)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\errors_impl.py", line 466, in raise_exception_on_not_ok_status
pywrap_tensorflow.TF_GetCode(status))
tensorflow.python.framework.errors_impl.InvalidArgumentError: Negative dimension size caused by subtracting 3 from 1 for 'conv2d_2/convolution' (op: 'Conv2D') with input shapes: [?,1,78,32], [3,3,32,32].

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:/Users/qchai/Downloads/captcha_break_keras-master/captcha_break_keras-master/captcha_test.py", line 64, in
x = Conv2D(32 * 2 ** i, (3, 3), activation='relu')(x)
File "D:\Anaconda\lib\site-packages\keras\engine\topology.py", line 602, in call
output = self.call(inputs, **kwargs)
File "D:\Anaconda\lib\site-packages\keras\layers\convolutional.py", line 164, in call
dilation_rate=self.dilation_rate)
File "D:\Anaconda\lib\site-packages\keras\backend\tensorflow_backend.py", line 3164, in conv2d
data_format='NHWC')
File "D:\Anaconda\lib\site-packages\tensorflow\python\ops\nn_ops.py", line 672, in convolution
op=op)
File "D:\Anaconda\lib\site-packages\tensorflow\python\ops\nn_ops.py", line 338, in with_space_to_batch
return op(input, num_spatial_dims, padding)
File "D:\Anaconda\lib\site-packages\tensorflow\python\ops\nn_ops.py", line 664, in op
name=name)
File "D:\Anaconda\lib\site-packages\tensorflow\python\ops\nn_ops.py", line 131, in _non_atrous_convolution
name=name)
File "D:\Anaconda\lib\site-packages\tensorflow\python\ops\gen_nn_ops.py", line 397, in conv2d
data_format=data_format, name=name)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\op_def_library.py", line 767, in apply_op
op_def=op_def)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\ops.py", line 2632, in create_op
set_shapes_for_outputs(ret)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\ops.py", line 1911, in set_shapes_for_outputs
shapes = shape_func(op)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\ops.py", line 1861, in call_with_requiring
return call_cpp_shape_fn(op, require_shape_fn=True)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\common_shapes.py", line 595, in call_cpp_shape_fn
require_shape_fn)
File "D:\Anaconda\lib\site-packages\tensorflow\python\framework\common_shapes.py", line 659, in _call_cpp_shape_fn_impl
raise ValueError(err.message)
ValueError: Negative dimension size caused by subtracting 3 from 1 for 'conv2d_2/convolution' (op: 'Conv2D') with input shapes: [?,1,78,32], [3,3,32,32].

Process finished with exit code 1
遇到了同样的问题，麻烦帮忙看一下，谢谢

[FanhuaandLuomu]

不好意思，忘了说明了。我的代码基于py2.7+theano+keras1.2。@qchai @xxoxx