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50f10f37
编写于
8月 20, 2021
作者:
H
Hui Zhang
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
support replace with mean by aug
上级
86d08f99
变更
20
隐藏空白更改
内联
并排
Showing
20 changed file
with
66 addition
and
72 deletion
+66
-72
deepspeech/__init__.py
deepspeech/__init__.py
+1
-40
deepspeech/frontend/augmentor/impulse_response.py
deepspeech/frontend/augmentor/impulse_response.py
+1
-1
deepspeech/frontend/augmentor/noise_perturb.py
deepspeech/frontend/augmentor/noise_perturb.py
+1
-1
deepspeech/frontend/augmentor/online_bayesian_normalization.py
...peech/frontend/augmentor/online_bayesian_normalization.py
+1
-1
deepspeech/frontend/augmentor/resample.py
deepspeech/frontend/augmentor/resample.py
+1
-1
deepspeech/frontend/augmentor/shift_perturb.py
deepspeech/frontend/augmentor/shift_perturb.py
+1
-1
deepspeech/frontend/augmentor/spec_augment.py
deepspeech/frontend/augmentor/spec_augment.py
+15
-6
deepspeech/frontend/augmentor/speed_perturb.py
deepspeech/frontend/augmentor/speed_perturb.py
+1
-1
deepspeech/frontend/augmentor/volume_perturb.py
deepspeech/frontend/augmentor/volume_perturb.py
+1
-1
examples/aishell/s0/conf/augmentation.json
examples/aishell/s0/conf/augmentation.json
+2
-1
examples/aishell/s1/conf/augmentation.json
examples/aishell/s1/conf/augmentation.json
+2
-1
examples/aug_conf/augmentation.json
examples/aug_conf/augmentation.json
+0
-10
examples/augmentation/augmentation.json
examples/augmentation/augmentation.json
+2
-1
examples/callcenter/s1/conf/augmentation.json
examples/callcenter/s1/conf/augmentation.json
+2
-1
examples/librispeech/s0/conf/augmentation.json
examples/librispeech/s0/conf/augmentation.json
+2
-1
examples/librispeech/s1/conf/augmentation.json
examples/librispeech/s1/conf/augmentation.json
+2
-1
examples/librispeech/s2/conf/augmentation.json
examples/librispeech/s2/conf/augmentation.json
+2
-1
examples/timit/s1/conf/augmentation.json
examples/timit/s1/conf/augmentation.json
+2
-1
examples/tiny/s0/conf/augmentation.json
examples/tiny/s0/conf/augmentation.json
+25
-0
examples/tiny/s1/conf/augmentation.json
examples/tiny/s1/conf/augmentation.json
+2
-1
未找到文件。
deepspeech/__init__.py
浏览文件 @
50f10f37
...
...
@@ -352,45 +352,6 @@ if not hasattr(paddle.Tensor, 'tolist'):
"register user tolist to paddle.Tensor, remove this when fixed!"
)
setattr
(
paddle
.
Tensor
,
'tolist'
,
tolist
)
########### hcak paddle.nn.functional #############
def
glu
(
x
:
paddle
.
Tensor
,
axis
=-
1
)
->
paddle
.
Tensor
:
"""The gated linear unit (GLU) activation."""
a
,
b
=
x
.
split
(
2
,
axis
=
axis
)
act_b
=
F
.
sigmoid
(
b
)
return
a
*
act_b
if
not
hasattr
(
paddle
.
nn
.
functional
,
'glu'
):
logger
.
warn
(
"register user glu to paddle.nn.functional, remove this when fixed!"
)
setattr
(
paddle
.
nn
.
functional
,
'glu'
,
glu
)
# def softplus(x):
# """Softplus function."""
# if hasattr(paddle.nn.functional, 'softplus'):
# #return paddle.nn.functional.softplus(x.float()).type_as(x)
# return paddle.nn.functional.softplus(x)
# else:
# raise NotImplementedError
# def gelu_accurate(x):
# """Gaussian Error Linear Units (GELU) activation."""
# # [reference] https://github.com/pytorch/fairseq/blob/e75cff5f2c1d62f12dc911e0bf420025eb1a4e33/fairseq/modules/gelu.py
# if not hasattr(gelu_accurate, "_a"):
# gelu_accurate._a = math.sqrt(2 / math.pi)
# return 0.5 * x * (1 + paddle.tanh(gelu_accurate._a *
# (x + 0.044715 * paddle.pow(x, 3))))
# def gelu(x):
# """Gaussian Error Linear Units (GELU) activation."""
# if hasattr(nn.functional, 'gelu'):
# #return nn.functional.gelu(x.float()).type_as(x)
# return nn.functional.gelu(x)
# else:
# return x * 0.5 * (1.0 + paddle.erf(x / math.sqrt(2.0)))
########### hcak paddle.nn #############
class
GLU
(
nn
.
Layer
):
...
...
@@ -401,7 +362,7 @@ class GLU(nn.Layer):
self
.
dim
=
dim
def
forward
(
self
,
xs
):
return
glu
(
xs
,
dim
=
self
.
dim
)
return
F
.
glu
(
xs
,
dim
=
self
.
dim
)
if
not
hasattr
(
paddle
.
nn
,
'GLU'
):
...
...
deepspeech/frontend/augmentor/impulse_response.py
浏览文件 @
50f10f37
...
...
@@ -32,7 +32,7 @@ class ImpulseResponseAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
deepspeech/frontend/augmentor/noise_perturb.py
浏览文件 @
50f10f37
...
...
@@ -38,7 +38,7 @@ class NoisePerturbAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
deepspeech/frontend/augmentor/online_bayesian_normalization.py
浏览文件 @
50f10f37
...
...
@@ -46,7 +46,7 @@ class OnlineBayesianNormalizationAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
deepspeech/frontend/augmentor/resample.py
浏览文件 @
50f10f37
...
...
@@ -33,7 +33,7 @@ class ResampleAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
deepspeech/frontend/augmentor/shift_perturb.py
浏览文件 @
50f10f37
...
...
@@ -33,7 +33,7 @@ class ShiftPerturbAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
deepspeech/frontend/augmentor/spec_augment.py
浏览文件 @
50f10f37
...
...
@@ -41,7 +41,8 @@ class SpecAugmentor(AugmentorBase):
W
=
40
,
adaptive_number_ratio
=
0
,
adaptive_size_ratio
=
0
,
max_n_time_masks
=
20
):
max_n_time_masks
=
20
,
replace_with_zero
=
True
):
"""SpecAugment class.
Args:
rng (random.Random): random generator object.
...
...
@@ -54,9 +55,11 @@ class SpecAugmentor(AugmentorBase):
adaptive_number_ratio (float): adaptive multiplicity ratio for time masking
adaptive_size_ratio (float): adaptive size ratio for time masking
max_n_time_masks (int): maximum number of time masking
replace_with_zero (bool): pad zero on mask if true else use mean
"""
super
().
__init__
()
self
.
_rng
=
rng
self
.
replace_with_zero
=
replace_with_zero
self
.
W
=
W
self
.
F
=
F
...
...
@@ -124,15 +127,18 @@ class SpecAugmentor(AugmentorBase):
return
f
"specaug: F-
{
F
}
, T-
{
T
}
, F-n-
{
n_freq_masks
}
, T-n-
{
n_time_masks
}
"
def
time_warp
(
xs
,
W
=
40
):
r
aise
NotImplementedError
r
eturn
xs
def
mask_freq
(
self
,
xs
,
replace_with_zero
=
False
):
n_bins
=
xs
.
shape
[
0
]
for
i
in
range
(
0
,
self
.
n_freq_masks
):
f
=
int
(
self
.
_rng
.
uniform
(
low
=
0
,
high
=
self
.
F
))
f_0
=
int
(
self
.
_rng
.
uniform
(
low
=
0
,
high
=
n_bins
-
f
))
xs
[
f_0
:
f_0
+
f
,
:]
=
0
assert
f_0
<=
f_0
+
f
if
self
.
replace_with_zero
:
xs
[
f_0
:
f_0
+
f
,
:]
=
0
else
:
xs
[
f_0
:
f_0
+
f
,
:]
=
xs
.
mean
()
self
.
_freq_mask
=
(
f_0
,
f_0
+
f
)
return
xs
...
...
@@ -154,14 +160,17 @@ class SpecAugmentor(AugmentorBase):
t
=
int
(
self
.
_rng
.
uniform
(
low
=
0
,
high
=
T
))
t
=
min
(
t
,
int
(
n_frames
*
self
.
p
))
t_0
=
int
(
self
.
_rng
.
uniform
(
low
=
0
,
high
=
n_frames
-
t
))
xs
[:,
t_0
:
t_0
+
t
]
=
0
assert
t_0
<=
t_0
+
t
if
self
.
replace_with_zero
:
xs
[:,
t_0
:
t_0
+
t
]
=
0
else
:
xs
[:,
t_0
:
t_0
+
t
]
=
xs
.
mean
()
self
.
_time_mask
=
(
t_0
,
t_0
+
t
)
return
xs
def
__call__
(
self
,
x
,
train
=
True
):
if
not
train
:
return
return
x
return
self
.
transform_feature
(
x
)
def
transform_feature
(
self
,
xs
:
np
.
ndarray
):
...
...
@@ -171,7 +180,7 @@ class SpecAugmentor(AugmentorBase):
Returns:
xs (FloatTensor): `[F, T]`
"""
#
xs = self.time_warp(xs)
xs
=
self
.
time_warp
(
xs
)
xs
=
self
.
mask_freq
(
xs
)
xs
=
self
.
mask_time
(
xs
)
return
xs
deepspeech/frontend/augmentor/speed_perturb.py
浏览文件 @
50f10f37
...
...
@@ -81,7 +81,7 @@ class SpeedPerturbAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
deepspeech/frontend/augmentor/volume_perturb.py
浏览文件 @
50f10f37
...
...
@@ -39,7 +39,7 @@ class VolumePerturbAugmentor(AugmentorBase):
def
__call__
(
self
,
x
,
uttid
=
None
,
train
=
True
):
if
not
train
:
return
return
x
self
.
transform_audio
(
x
)
return
x
...
...
examples/aishell/s0/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/aishell/s1/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/aug_conf/augmentation.json
已删除
100644 → 0
浏览文件 @
86d08f99
[
{
"type"
:
"shift"
,
"params"
:
{
"min_shift_ms"
:
-5
,
"max_shift_ms"
:
5
},
"prob"
:
1.0
}
]
examples/aug
_conf/augmentation.example
.json
→
examples/aug
mentation/augmentation
.json
浏览文件 @
50f10f37
...
...
@@ -60,7 +60,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
0.0
}
...
...
examples/callcenter/s1/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/librispeech/s0/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/librispeech/s1/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/librispeech/s2/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -10,7 +10,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/timit/s1/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
examples/tiny/s0/conf/augmentation.json
浏览文件 @
50f10f37
[
{
"type"
:
"speed"
,
"params"
:
{
"min_speed_rate"
:
0.9
,
"max_speed_rate"
:
1.1
,
"num_rates"
:
3
},
"prob"
:
1.0
},
{
"type"
:
"shift"
,
"params"
:
{
...
...
@@ -6,5 +15,21 @@
"max_shift_ms"
:
5
},
"prob"
:
1.0
},
{
"type"
:
"specaug"
,
"params"
:
{
"F"
:
10
,
"T"
:
50
,
"n_freq_masks"
:
2
,
"n_time_masks"
:
2
,
"p"
:
1.0
,
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
]
examples/tiny/s1/conf/augmentation.json
浏览文件 @
50f10f37
...
...
@@ -27,7 +27,8 @@
"W"
:
80
,
"adaptive_number_ratio"
:
0
,
"adaptive_size_ratio"
:
0
,
"max_n_time_masks"
:
20
"max_n_time_masks"
:
20
,
"replace_with_zero"
:
true
},
"prob"
:
1.0
}
...
...
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