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testgroup
pytensor
Commits
f27a3981
提交
f27a3981
authored
10月 21, 2015
作者:
Nicolas Ballas
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
change filters_flip to filter_flip
上级
06bc1277
隐藏空白字符变更
内嵌
并排
正在显示
3 个修改的文件
包含
48 行增加
和
48 行删除
+48
-48
opt.py
theano/sandbox/cuda/opt.py
+4
-4
test_abstractconv.py
theano/sandbox/cuda/tests/test_abstractconv.py
+25
-25
abstract_conv2d.py
theano/tensor/nnet/abstract_conv2d.py
+19
-19
没有找到文件。
theano/sandbox/cuda/opt.py
浏览文件 @
f27a3981
...
@@ -2697,7 +2697,7 @@ def local_abstractconv_gemm(node):
...
@@ -2697,7 +2697,7 @@ def local_abstractconv_gemm(node):
border_mode
=
node
.
op
.
border_mode
border_mode
=
node
.
op
.
border_mode
subsample
=
node
.
op
.
subsample
subsample
=
node
.
op
.
subsample
if
(
border_mode
==
'full'
)
and
(
subsample
==
(
1
,
1
)):
if
(
border_mode
==
'full'
)
and
(
subsample
==
(
1
,
1
)):
if
not
node
.
op
.
filter
s
_flip
:
if
not
node
.
op
.
filter_flip
:
kern
=
kern
[:,
:,
::
-
1
,
::
-
1
]
kern
=
kern
[:,
:,
::
-
1
,
::
-
1
]
# need to dimshuffle the kernel for full convolution
# need to dimshuffle the kernel for full convolution
kern
=
kern
.
dimshuffle
(
1
,
0
,
2
,
3
)
kern
=
kern
.
dimshuffle
(
1
,
0
,
2
,
3
)
...
@@ -2706,7 +2706,7 @@ def local_abstractconv_gemm(node):
...
@@ -2706,7 +2706,7 @@ def local_abstractconv_gemm(node):
gpu_contiguous
(
kern
),
gpu_contiguous
(
img
))
gpu_contiguous
(
kern
),
gpu_contiguous
(
img
))
else
:
else
:
# need to flip the kernel if necessary
# need to flip the kernel if necessary
if
node
.
op
.
filter
s
_flip
:
if
node
.
op
.
filter_flip
:
kern
=
kern
[:,
:,
::
-
1
,
::
-
1
]
kern
=
kern
[:,
:,
::
-
1
,
::
-
1
]
# By default use GpuCorrMM
# By default use GpuCorrMM
rval
=
GpuCorrMM
(
border_mode
,
subsample
)(
gpu_contiguous
(
img
),
rval
=
GpuCorrMM
(
border_mode
,
subsample
)(
gpu_contiguous
(
img
),
...
@@ -2754,7 +2754,7 @@ def local_abstractconv_gradweight_gemm(node):
...
@@ -2754,7 +2754,7 @@ def local_abstractconv_gradweight_gemm(node):
rval
=
GpuCorrMM_gradWeights
(
border_mode
=
node
.
op
.
border_mode
,
rval
=
GpuCorrMM_gradWeights
(
border_mode
=
node
.
op
.
border_mode
,
subsample
=
node
.
op
.
subsample
)(
subsample
=
node
.
op
.
subsample
)(
gpu_contiguous
(
img
),
gpu_contiguous
(
topgrad
),
shape
)
gpu_contiguous
(
img
),
gpu_contiguous
(
topgrad
),
shape
)
if
node
.
op
.
filter
s
_flip
:
if
node
.
op
.
filter_flip
:
rval
=
rval
[:,
:,
::
-
1
,
::
-
1
]
rval
=
rval
[:,
:,
::
-
1
,
::
-
1
]
rval
=
tensor
.
patternbroadcast
(
rval
,
node
.
outputs
[
0
]
.
broadcastable
)
rval
=
tensor
.
patternbroadcast
(
rval
,
node
.
outputs
[
0
]
.
broadcastable
)
rval
=
as_cuda_ndarray_variable
(
rval
)
rval
=
as_cuda_ndarray_variable
(
rval
)
...
@@ -2769,7 +2769,7 @@ def local_abstractconv_gradinputs_gemm(node):
...
@@ -2769,7 +2769,7 @@ def local_abstractconv_gradinputs_gemm(node):
not
isinstance
(
topgrad
.
type
,
CudaNdarrayType
):
not
isinstance
(
topgrad
.
type
,
CudaNdarrayType
):
return
None
return
None
if
node
.
op
.
filter
s
_flip
:
if
node
.
op
.
filter_flip
:
kern
=
kern
[:,
:,
::
-
1
,
::
-
1
]
kern
=
kern
[:,
:,
::
-
1
,
::
-
1
]
rval
=
GpuCorrMM_gradInputs
(
border_mode
=
node
.
op
.
border_mode
,
rval
=
GpuCorrMM_gradInputs
(
border_mode
=
node
.
op
.
border_mode
,
...
...
theano/sandbox/cuda/tests/test_abstractconv.py
浏览文件 @
f27a3981
...
@@ -34,7 +34,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -34,7 +34,7 @@ class TestConv2d(unittest.TestCase):
(
1
,
1
,
2
,
5
),
(
4
,
1
,
2
,
2
),
(
4
,
5
,
2
,
2
)]
(
1
,
1
,
2
,
5
),
(
4
,
1
,
2
,
2
),
(
4
,
5
,
2
,
2
)]
self
.
subsamples
=
[(
1
,
1
),
(
2
,
2
),
(
2
,
4
)]
self
.
subsamples
=
[(
1
,
1
),
(
2
,
2
),
(
2
,
4
)]
self
.
border_modes
=
[
"valid"
,
"full"
,
(
0
,
0
),
(
1
,
1
),
(
5
,
5
),
(
5
,
2
)]
self
.
border_modes
=
[
"valid"
,
"full"
,
(
0
,
0
),
(
1
,
1
),
(
5
,
5
),
(
5
,
2
)]
self
.
filter
s
_flip
=
[
True
,
False
]
self
.
filter_flip
=
[
True
,
False
]
def
get_output_shape
(
self
,
inputs_shape
,
filters_shape
,
subsample
,
border_mode
):
def
get_output_shape
(
self
,
inputs_shape
,
filters_shape
,
subsample
,
border_mode
):
...
@@ -52,7 +52,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -52,7 +52,7 @@ class TestConv2d(unittest.TestCase):
def
run_fwd
(
self
,
inputs_shape
,
filters_shape
,
ref
=
dnn_conv
,
def
run_fwd
(
self
,
inputs_shape
,
filters_shape
,
ref
=
dnn_conv
,
subsample
=
(
1
,
1
),
verify_grad
=
True
,
mode
=
mode_without_gpu
,
subsample
=
(
1
,
1
),
verify_grad
=
True
,
mode
=
mode_without_gpu
,
border_mode
=
'valid'
,
filter
s
_flip
=
True
,
device
=
'cpu'
,
provide_shape
=
False
):
border_mode
=
'valid'
,
filter_flip
=
True
,
device
=
'cpu'
,
provide_shape
=
False
):
inputs_val
=
numpy
.
random
.
random
(
inputs_shape
)
.
astype
(
'float32'
)
inputs_val
=
numpy
.
random
.
random
(
inputs_shape
)
.
astype
(
'float32'
)
filters_val
=
numpy
.
random
.
random
(
filters_shape
)
.
astype
(
'float32'
)
filters_val
=
numpy
.
random
.
random
(
filters_shape
)
.
astype
(
'float32'
)
...
@@ -68,7 +68,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -68,7 +68,7 @@ class TestConv2d(unittest.TestCase):
else
:
else
:
imshp
=
None
imshp
=
None
kshp
=
None
kshp
=
None
if
filter
s
_flip
:
if
filter_flip
:
conv_mode
=
'conv'
conv_mode
=
'conv'
else
:
else
:
conv_mode
=
'cross'
conv_mode
=
'cross'
...
@@ -80,7 +80,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -80,7 +80,7 @@ class TestConv2d(unittest.TestCase):
c
=
conv
.
conv2d
(
inputs
,
filters
,
c
=
conv
.
conv2d
(
inputs
,
filters
,
border_mode
=
border_mode
,
border_mode
=
border_mode
,
subsample
=
subsample
,
subsample
=
subsample
,
filter_flip
=
filter
s
_flip
,
filter_flip
=
filter_flip
,
input_shape
=
imshp
,
input_shape
=
imshp
,
filter_shape
=
kshp
)
filter_shape
=
kshp
)
f_ref
=
theano
.
function
([],
c_ref
,
mode
=
mode
)
f_ref
=
theano
.
function
([],
c_ref
,
mode
=
mode
)
...
@@ -95,7 +95,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -95,7 +95,7 @@ class TestConv2d(unittest.TestCase):
mode
=
mode
)
mode
=
mode
)
def
run_gradweight
(
self
,
inputs_shape
,
filters_shape
,
output_shape
,
def
run_gradweight
(
self
,
inputs_shape
,
filters_shape
,
output_shape
,
ref
=
dnn_gradweight
,
subsample
=
(
1
,
1
),
filter
s
_flip
=
True
,
ref
=
dnn_gradweight
,
subsample
=
(
1
,
1
),
filter_flip
=
True
,
verify_grad
=
True
,
mode
=
mode_without_gpu
,
border_mode
=
'valid'
,
verify_grad
=
True
,
mode
=
mode_without_gpu
,
border_mode
=
'valid'
,
device
=
'cpu'
,
provide_shape
=
False
):
device
=
'cpu'
,
provide_shape
=
False
):
...
@@ -113,12 +113,12 @@ class TestConv2d(unittest.TestCase):
...
@@ -113,12 +113,12 @@ class TestConv2d(unittest.TestCase):
else
:
else
:
imshp
=
None
imshp
=
None
kshp
=
None
kshp
=
None
if
filter
s
_flip
:
if
filter_flip
:
conv_mode
=
'conv'
conv_mode
=
'conv'
else
:
else
:
conv_mode
=
'cross'
conv_mode
=
'cross'
c
=
conv
.
AbstractConv2d_gradWeights
(
border_mode
=
border_mode
,
c
=
conv
.
AbstractConv2d_gradWeights
(
border_mode
=
border_mode
,
filter
s_flip
=
filters
_flip
,
filter
_flip
=
filter
_flip
,
subsample
=
subsample
,
subsample
=
subsample
,
imshp
=
imshp
,
kshp
=
kshp
)
imshp
=
imshp
,
kshp
=
kshp
)
c
=
c
(
inputs
,
output
,
filters_shape
[
-
2
:])
c
=
c
(
inputs
,
output
,
filters_shape
[
-
2
:])
...
@@ -142,7 +142,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -142,7 +142,7 @@ class TestConv2d(unittest.TestCase):
mode
=
mode
,
eps
=
1
)
mode
=
mode
,
eps
=
1
)
def
run_gradinput
(
self
,
inputs_shape
,
filters_shape
,
output_shape
,
ref
=
dnn_gradinput
,
def
run_gradinput
(
self
,
inputs_shape
,
filters_shape
,
output_shape
,
ref
=
dnn_gradinput
,
subsample
=
(
1
,
1
),
filter
s
_flip
=
True
,
verify_grad
=
True
,
mode
=
mode_without_gpu
,
subsample
=
(
1
,
1
),
filter_flip
=
True
,
verify_grad
=
True
,
mode
=
mode_without_gpu
,
border_mode
=
'valid'
,
device
=
'cpu'
,
provide_shape
=
False
):
border_mode
=
'valid'
,
device
=
'cpu'
,
provide_shape
=
False
):
output_val
=
numpy
.
random
.
random
(
output_shape
)
.
astype
(
'float32'
)
output_val
=
numpy
.
random
.
random
(
output_shape
)
.
astype
(
'float32'
)
...
@@ -159,13 +159,13 @@ class TestConv2d(unittest.TestCase):
...
@@ -159,13 +159,13 @@ class TestConv2d(unittest.TestCase):
else
:
else
:
imshp
=
None
imshp
=
None
kshp
=
None
kshp
=
None
if
filter
s
_flip
:
if
filter_flip
:
conv_mode
=
'conv'
conv_mode
=
'conv'
else
:
else
:
conv_mode
=
'cross'
conv_mode
=
'cross'
c
=
conv
.
AbstractConv2d_gradInputs
(
border_mode
=
border_mode
,
c
=
conv
.
AbstractConv2d_gradInputs
(
border_mode
=
border_mode
,
subsample
=
subsample
,
subsample
=
subsample
,
filter
s_flip
=
filters
_flip
,
filter
_flip
=
filter
_flip
,
imshp
=
imshp
,
kshp
=
kshp
)
imshp
=
imshp
,
kshp
=
kshp
)
c
=
c
(
filters
,
output
,
inputs_shape
[
-
2
:])
c
=
c
(
filters
,
output
,
inputs_shape
[
-
2
:])
c_ref
=
ref
(
filters
,
output
,
inputs_shape
,
c_ref
=
ref
(
filters
,
output
,
inputs_shape
,
...
@@ -195,22 +195,22 @@ class TestConv2d(unittest.TestCase):
...
@@ -195,22 +195,22 @@ class TestConv2d(unittest.TestCase):
zip
(
self
.
inputs_shapes
,
self
.
filters_shapes
),
zip
(
self
.
inputs_shapes
,
self
.
filters_shapes
),
self
.
subsamples
,
self
.
subsamples
,
self
.
border_modes
,
self
.
border_modes
,
self
.
filter
s
_flip
):
self
.
filter_flip
):
o
=
self
.
get_output_shape
(
i
,
f
,
s
,
b
)
o
=
self
.
get_output_shape
(
i
,
f
,
s
,
b
)
self
.
run_fwd
(
inputs_shape
=
i
,
filters_shape
=
f
,
subsample
=
s
,
self
.
run_fwd
(
inputs_shape
=
i
,
filters_shape
=
f
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
self
.
run_gradweight
(
inputs_shape
=
i
,
filters_shape
=
f
,
self
.
run_gradweight
(
inputs_shape
=
i
,
filters_shape
=
f
,
output_shape
=
o
,
subsample
=
s
,
output_shape
=
o
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
self
.
run_gradinput
(
inputs_shape
=
i
,
filters_shape
=
f
,
self
.
run_gradinput
(
inputs_shape
=
i
,
filters_shape
=
f
,
output_shape
=
o
,
subsample
=
s
,
output_shape
=
o
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
def
test_cormm_conv
(
self
):
def
test_cormm_conv
(
self
):
if
not
dnn_available
():
if
not
dnn_available
():
...
@@ -221,24 +221,24 @@ class TestConv2d(unittest.TestCase):
...
@@ -221,24 +221,24 @@ class TestConv2d(unittest.TestCase):
zip
(
self
.
inputs_shapes
,
self
.
filters_shapes
),
zip
(
self
.
inputs_shapes
,
self
.
filters_shapes
),
self
.
subsamples
,
self
.
subsamples
,
self
.
border_modes
,
self
.
border_modes
,
self
.
filter
s
_flip
,
self
.
filter_flip
,
[
False
,
True
]):
[
False
,
True
]):
o
=
self
.
get_output_shape
(
i
,
f
,
s
,
b
)
o
=
self
.
get_output_shape
(
i
,
f
,
s
,
b
)
self
.
run_fwd
(
inputs_shape
=
i
,
filters_shape
=
f
,
subsample
=
s
,
self
.
run_fwd
(
inputs_shape
=
i
,
filters_shape
=
f
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
self
.
run_gradweight
(
inputs_shape
=
i
,
filters_shape
=
f
,
self
.
run_gradweight
(
inputs_shape
=
i
,
filters_shape
=
f
,
output_shape
=
o
,
subsample
=
s
,
output_shape
=
o
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
self
.
run_gradinput
(
inputs_shape
=
i
,
filters_shape
=
f
,
self
.
run_gradinput
(
inputs_shape
=
i
,
filters_shape
=
f
,
output_shape
=
o
,
subsample
=
s
,
output_shape
=
o
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'gpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
def
test_cpu_conv
(
self
):
def
test_cpu_conv
(
self
):
if
not
dnn_available
():
if
not
dnn_available
():
...
@@ -249,7 +249,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -249,7 +249,7 @@ class TestConv2d(unittest.TestCase):
zip
(
self
.
inputs_shapes
,
self
.
filters_shapes
),
zip
(
self
.
inputs_shapes
,
self
.
filters_shapes
),
self
.
subsamples
,
self
.
subsamples
,
self
.
border_modes
,
self
.
border_modes
,
self
.
filter
s
_flip
,
self
.
filter_flip
,
[
False
,
True
]):
[
False
,
True
]):
o
=
self
.
get_output_shape
(
i
,
f
,
s
,
b
)
o
=
self
.
get_output_shape
(
i
,
f
,
s
,
b
)
...
@@ -279,7 +279,7 @@ class TestConv2d(unittest.TestCase):
...
@@ -279,7 +279,7 @@ class TestConv2d(unittest.TestCase):
self
.
run_fwd
(
inputs_shape
=
i
,
filters_shape
=
f
,
subsample
=
s
,
self
.
run_fwd
(
inputs_shape
=
i
,
filters_shape
=
f
,
subsample
=
s
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'cpu'
,
verify_grad
=
True
,
mode
=
mode
,
device
=
'cpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
else
:
else
:
self
.
assertRaises
(
NotImplementedError
,
self
.
assertRaises
(
NotImplementedError
,
self
.
run_fwd
,
self
.
run_fwd
,
...
@@ -291,14 +291,14 @@ class TestConv2d(unittest.TestCase):
...
@@ -291,14 +291,14 @@ class TestConv2d(unittest.TestCase):
device
=
'cpu'
,
device
=
'cpu'
,
provide_shape
=
provide_shape
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
if
gradweight_OK
:
if
gradweight_OK
:
self
.
run_gradweight
(
inputs_shape
=
i
,
filters_shape
=
f
,
self
.
run_gradweight
(
inputs_shape
=
i
,
filters_shape
=
f
,
output_shape
=
o
,
subsample
=
s
,
output_shape
=
o
,
subsample
=
s
,
verify_grad
=
False
,
mode
=
mode
,
device
=
'cpu'
,
verify_grad
=
False
,
mode
=
mode
,
device
=
'cpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
else
:
else
:
self
.
assertRaises
(
NotImplementedError
,
self
.
assertRaises
(
NotImplementedError
,
self
.
run_gradweight
,
self
.
run_gradweight
,
...
@@ -311,14 +311,14 @@ class TestConv2d(unittest.TestCase):
...
@@ -311,14 +311,14 @@ class TestConv2d(unittest.TestCase):
device
=
'cpu'
,
device
=
'cpu'
,
provide_shape
=
provide_shape
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
if
gradinput_OK
:
if
gradinput_OK
:
self
.
run_gradinput
(
inputs_shape
=
i
,
filters_shape
=
f
,
self
.
run_gradinput
(
inputs_shape
=
i
,
filters_shape
=
f
,
output_shape
=
o
,
subsample
=
s
,
output_shape
=
o
,
subsample
=
s
,
verify_grad
=
False
,
mode
=
mode
,
device
=
'cpu'
,
verify_grad
=
False
,
mode
=
mode
,
device
=
'cpu'
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
else
:
else
:
self
.
assertRaises
(
NotImplementedError
,
self
.
assertRaises
(
NotImplementedError
,
self
.
run_gradinput
,
self
.
run_gradinput
,
...
@@ -331,4 +331,4 @@ class TestConv2d(unittest.TestCase):
...
@@ -331,4 +331,4 @@ class TestConv2d(unittest.TestCase):
device
=
'cpu'
,
device
=
'cpu'
,
provide_shape
=
provide_shape
,
provide_shape
=
provide_shape
,
border_mode
=
b
,
border_mode
=
b
,
filter
s
_flip
=
flip
)
filter_flip
=
flip
)
theano/tensor/nnet/abstract_conv2d.py
浏览文件 @
f27a3981
...
@@ -76,7 +76,7 @@ def conv2d(input,
...
@@ -76,7 +76,7 @@ def conv2d(input,
Also called strides elsewhere.
Also called strides elsewhere.
:type filter_flip: bool
:type filter_flip: bool
:param filter
s
_flip: If ``True``, will flip the filter rows and columns
:param filter_flip: If ``True``, will flip the filter rows and columns
before sliding them over the input. This operation is normally referred
before sliding them over the input. This operation is normally referred
to as a convolution, and this is the default. If ``False``, the filters
to as a convolution, and this is the default. If ``False``, the filters
are not flipped and the operation is referred to as a cross-correlation.
are not flipped and the operation is referred to as a cross-correlation.
...
@@ -132,19 +132,19 @@ class BaseAbstractConv2d(Op):
...
@@ -132,19 +132,19 @@ class BaseAbstractConv2d(Op):
:param subsample: factor by which to subsample the output.
:param subsample: factor by which to subsample the output.
Also called strides elsewhere.
Also called strides elsewhere.
:type filter
s
_flip: bool
:type filter_flip: bool
:param filter
s
_flip: If ``True``, will flip the filter rows and columns
:param filter_flip: If ``True``, will flip the filter rows and columns
before sliding them over the input. This operation is normally referred
before sliding them over the input. This operation is normally referred
to as a convolution, and this is the default. If ``False``, the filters
to as a convolution, and this is the default. If ``False``, the filters
are not flipped and the operation is referred to as a cross-correlation.
are not flipped and the operation is referred to as a cross-correlation.
"""
"""
check_broadcast
=
False
check_broadcast
=
False
__props__
=
(
'border_mode'
,
'subsample'
,
'filter
s
_flip'
,
'imshp'
,
'kshp'
)
__props__
=
(
'border_mode'
,
'subsample'
,
'filter_flip'
,
'imshp'
,
'kshp'
)
def
__init__
(
self
,
def
__init__
(
self
,
imshp
=
None
,
kshp
=
None
,
imshp
=
None
,
kshp
=
None
,
border_mode
=
"valid"
,
subsample
=
(
1
,
1
),
border_mode
=
"valid"
,
subsample
=
(
1
,
1
),
filter
s
_flip
=
True
):
filter_flip
=
True
):
if
isinstance
(
border_mode
,
int
):
if
isinstance
(
border_mode
,
int
):
border_mode
=
(
border_mode
,
border_mode
)
border_mode
=
(
border_mode
,
border_mode
)
if
isinstance
(
border_mode
,
tuple
):
if
isinstance
(
border_mode
,
tuple
):
...
@@ -160,7 +160,7 @@ class BaseAbstractConv2d(Op):
...
@@ -160,7 +160,7 @@ class BaseAbstractConv2d(Op):
self
.
imshp
=
imshp
self
.
imshp
=
imshp
self
.
kshp
=
kshp
self
.
kshp
=
kshp
self
.
border_mode
=
border_mode
self
.
border_mode
=
border_mode
self
.
filter
s_flip
=
filters
_flip
self
.
filter
_flip
=
filter
_flip
if
len
(
subsample
)
!=
2
:
if
len
(
subsample
)
!=
2
:
raise
ValueError
(
"subsample must have two elements"
)
raise
ValueError
(
"subsample must have two elements"
)
...
@@ -192,9 +192,9 @@ class AbstractConv2d(BaseAbstractConv2d):
...
@@ -192,9 +192,9 @@ class AbstractConv2d(BaseAbstractConv2d):
kshp
=
None
,
kshp
=
None
,
border_mode
=
"valid"
,
border_mode
=
"valid"
,
subsample
=
(
1
,
1
),
subsample
=
(
1
,
1
),
filter
s
_flip
=
True
):
filter_flip
=
True
):
super
(
AbstractConv2d
,
self
)
.
__init__
(
imshp
,
kshp
,
super
(
AbstractConv2d
,
self
)
.
__init__
(
imshp
,
kshp
,
border_mode
,
subsample
,
filter
s
_flip
)
border_mode
,
subsample
,
filter_flip
)
def
make_node
(
self
,
img
,
kern
):
def
make_node
(
self
,
img
,
kern
):
if
img
.
type
.
ndim
!=
4
:
if
img
.
type
.
ndim
!=
4
:
...
@@ -217,12 +217,12 @@ class AbstractConv2d(BaseAbstractConv2d):
...
@@ -217,12 +217,12 @@ class AbstractConv2d(BaseAbstractConv2d):
d_bottom
=
AbstractConv2d_gradInputs
(
self
.
imshp
,
self
.
kshp
,
d_bottom
=
AbstractConv2d_gradInputs
(
self
.
imshp
,
self
.
kshp
,
self
.
border_mode
,
self
.
border_mode
,
self
.
subsample
,
self
.
subsample
,
self
.
filter
s
_flip
)(
self
.
filter_flip
)(
weights
,
top
,
bottom
.
shape
[
-
2
:])
weights
,
top
,
bottom
.
shape
[
-
2
:])
d_weights
=
AbstractConv2d_gradWeights
(
self
.
imshp
,
self
.
kshp
,
d_weights
=
AbstractConv2d_gradWeights
(
self
.
imshp
,
self
.
kshp
,
self
.
border_mode
,
self
.
border_mode
,
self
.
subsample
,
self
.
subsample
,
self
.
filter
s
_flip
)(
self
.
filter_flip
)(
bottom
,
top
,
weights
.
shape
[
-
2
:])
bottom
,
top
,
weights
.
shape
[
-
2
:])
return
d_bottom
,
d_weights
return
d_bottom
,
d_weights
...
@@ -240,9 +240,9 @@ class AbstractConv2d_gradWeights(BaseAbstractConv2d):
...
@@ -240,9 +240,9 @@ class AbstractConv2d_gradWeights(BaseAbstractConv2d):
kshp
=
None
,
kshp
=
None
,
border_mode
=
"valid"
,
border_mode
=
"valid"
,
subsample
=
(
1
,
1
),
subsample
=
(
1
,
1
),
filter
s
_flip
=
True
):
filter_flip
=
True
):
super
(
AbstractConv2d_gradWeights
,
self
)
.
__init__
(
imshp
,
kshp
,
super
(
AbstractConv2d_gradWeights
,
self
)
.
__init__
(
imshp
,
kshp
,
border_mode
,
subsample
,
filter
s
_flip
)
border_mode
,
subsample
,
filter_flip
)
# Update shape/height_width
# Update shape/height_width
def
make_node
(
self
,
img
,
topgrad
,
shape
):
def
make_node
(
self
,
img
,
topgrad
,
shape
):
...
@@ -267,12 +267,12 @@ class AbstractConv2d_gradWeights(BaseAbstractConv2d):
...
@@ -267,12 +267,12 @@ class AbstractConv2d_gradWeights(BaseAbstractConv2d):
d_bottom
=
AbstractConv2d_gradInputs
(
self
.
imshp
,
self
.
kshp
,
d_bottom
=
AbstractConv2d_gradInputs
(
self
.
imshp
,
self
.
kshp
,
self
.
border_mode
,
self
.
border_mode
,
self
.
subsample
,
self
.
subsample
,
self
.
filter
s
_flip
)(
weights
,
top
,
bottom
.
shape
[
-
2
:])
self
.
filter_flip
)(
weights
,
top
,
bottom
.
shape
[
-
2
:])
d_top
=
AbstractConv2d
(
self
.
imshp
,
d_top
=
AbstractConv2d
(
self
.
imshp
,
self
.
kshp
,
self
.
kshp
,
self
.
border_mode
,
self
.
border_mode
,
self
.
subsample
,
self
.
subsample
,
self
.
filter
s
_flip
)(
bottom
,
weights
)
self
.
filter_flip
)(
bottom
,
weights
)
d_height_width
=
(
theano
.
gradient
.
DisconnectedType
()(),)
d_height_width
=
(
theano
.
gradient
.
DisconnectedType
()(),)
return
(
d_bottom
,
d_top
)
+
d_height_width
return
(
d_bottom
,
d_top
)
+
d_height_width
...
@@ -294,9 +294,9 @@ class AbstractConv2d_gradInputs(BaseAbstractConv2d):
...
@@ -294,9 +294,9 @@ class AbstractConv2d_gradInputs(BaseAbstractConv2d):
kshp
=
None
,
kshp
=
None
,
border_mode
=
"valid"
,
border_mode
=
"valid"
,
subsample
=
(
1
,
1
),
subsample
=
(
1
,
1
),
filter
s
_flip
=
True
):
filter_flip
=
True
):
super
(
AbstractConv2d_gradInputs
,
self
)
.
__init__
(
imshp
,
kshp
,
super
(
AbstractConv2d_gradInputs
,
self
)
.
__init__
(
imshp
,
kshp
,
border_mode
,
subsample
,
filter
s
_flip
)
border_mode
,
subsample
,
filter_flip
)
# Update shape/height_width
# Update shape/height_width
def
make_node
(
self
,
kern
,
topgrad
,
shape
):
def
make_node
(
self
,
kern
,
topgrad
,
shape
):
...
@@ -343,7 +343,7 @@ def local_conv2d_cpu(node):
...
@@ -343,7 +343,7 @@ def local_conv2d_cpu(node):
return
None
return
None
if
node
.
op
.
border_mode
not
in
[
'full'
,
'valid'
]:
if
node
.
op
.
border_mode
not
in
[
'full'
,
'valid'
]:
return
None
return
None
if
not
node
.
op
.
filter
s
_flip
:
if
not
node
.
op
.
filter_flip
:
# Not tested yet
# Not tested yet
return
None
return
None
...
@@ -365,7 +365,7 @@ def local_conv2d_gradweight_cpu(node):
...
@@ -365,7 +365,7 @@ def local_conv2d_gradweight_cpu(node):
return
None
return
None
if
node
.
op
.
border_mode
not
in
[
'full'
,
'valid'
]:
if
node
.
op
.
border_mode
not
in
[
'full'
,
'valid'
]:
return
None
return
None
if
not
node
.
op
.
filter
s
_flip
:
if
not
node
.
op
.
filter_flip
:
# Not tested yet
# Not tested yet
return
return
...
@@ -474,7 +474,7 @@ def local_conv2d_gradinputs_cpu(node):
...
@@ -474,7 +474,7 @@ def local_conv2d_gradinputs_cpu(node):
return
None
return
None
if
node
.
op
.
border_mode
not
in
[
'full'
,
'valid'
]:
if
node
.
op
.
border_mode
not
in
[
'full'
,
'valid'
]:
return
None
return
None
if
not
node
.
op
.
filter
s
_flip
:
if
not
node
.
op
.
filter_flip
:
# Not tested yet
# Not tested yet
return
None
return
None
...
...
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