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!2337 aware quantization training auto create graph 

Merge pull request !2337 from chenzhongming/master
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mindspore/model_zoo/mobilenetV2.py 已删除 100644 → 0
浏览文件 @ e4298d7d
# Copyright 2020 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============================================================================
"""MobileNetV2 model define"""
import numpy as np
import mindspore.nn as nn
from mindspore.ops import operations as P
from mindspore.ops.operations import TensorAdd
from mindspore import Parameter, Tensor
from mindspore.common.initializer import initializer
__all__ = ['mobilenet_v2']
def _make_divisible(v, divisor, min_value=None):
if min_value is None:
min_value = divisor
new_v = max(min_value, int(v + divisor / 2) // divisor * divisor)
# Make sure that round down does not go down by more than 10%.
if new_v < 0.9 * v:
new_v += divisor
return new_v
class GlobalAvgPooling(nn.Cell):
"""
Global avg pooling definition.
Args:
Returns:
Tensor, output tensor.
Examples:
>>> GlobalAvgPooling()
"""
def __init__(self):
super(GlobalAvgPooling, self).__init__()
self.mean = P.ReduceMean(keep_dims=False)
def construct(self, x):
x = self.mean(x, (2, 3))
return x
class DepthwiseConv(nn.Cell):
"""
Depthwise Convolution warpper definition.
Args:
in_planes (int): Input channel.
kernel_size (int): Input kernel size.
stride (int): Stride size.
pad_mode (str): pad mode in (pad, same, valid)
channel_multiplier (int): Output channel multiplier
has_bias (bool): has bias or not
Returns:
Tensor, output tensor.
Examples:
>>> DepthwiseConv(16, 3, 1, 'pad', 1, channel_multiplier=1)
"""
def __init__(self, in_planes, kernel_size, stride, pad_mode, pad, channel_multiplier=1, has_bias=False):
super(DepthwiseConv, self).__init__()
self.has_bias = has_bias
self.in_channels = in_planes
self.channel_multiplier = channel_multiplier
self.out_channels = in_planes * channel_multiplier
self.kernel_size = (kernel_size, kernel_size)
self.depthwise_conv = P.DepthwiseConv2dNative(channel_multiplier=channel_multiplier,
kernel_size=self.kernel_size,
stride=stride, pad_mode=pad_mode, pad=pad)
self.bias_add = P.BiasAdd()
weight_shape = [channel_multiplier, in_planes, *self.kernel_size]
self.weight = Parameter(initializer('ones', weight_shape), name='weight')
if has_bias:
bias_shape = [channel_multiplier * in_planes]
self.bias = Parameter(initializer('zeros', bias_shape), name='bias')
else:
self.bias = None
def construct(self, x):
output = self.depthwise_conv(x, self.weight)
if self.has_bias:
output = self.bias_add(output, self.bias)
return output
class ConvBNReLU(nn.Cell):
"""
Convolution/Depthwise fused with Batchnorm and ReLU block definition.
Args:
in_planes (int): Input channel.
out_planes (int): Output channel.
kernel_size (int): Input kernel size.
stride (int): Stride size for the first convolutional layer. Default: 1.
groups (int): channel group. Convolution is 1 while Depthiwse is input channel. Default: 1.
Returns:
Tensor, output tensor.
Examples:
>>> ConvBNReLU(16, 256, kernel_size=1, stride=1, groups=1)
"""
def __init__(self, platform, in_planes, out_planes, kernel_size=3, stride=1, groups=1):
super(ConvBNReLU, self).__init__()
padding = (kernel_size - 1) // 2
if groups == 1:
conv = nn.Conv2d(in_planes, out_planes, kernel_size, stride, pad_mode='pad', padding=padding)
else:
if platform == "Ascend":
conv = DepthwiseConv(in_planes, kernel_size, stride, pad_mode='pad', pad=padding)
elif platform == "GPU":
conv = nn.Conv2d(in_planes, out_planes, kernel_size, stride,
group=in_planes, pad_mode='pad', padding=padding)
layers = [conv, nn.BatchNorm2d(out_planes), nn.ReLU6()]
self.features = nn.SequentialCell(layers)
def construct(self, x):
output = self.features(x)
return output
class InvertedResidual(nn.Cell):
"""
Mobilenetv2 residual block definition.
Args:
inp (int): Input channel.
oup (int): Output channel.
stride (int): Stride size for the first convolutional layer. Default: 1.
expand_ratio (int): expand ration of input channel
Returns:
Tensor, output tensor.
Examples:
>>> ResidualBlock(3, 256, 1, 1)
"""
def __init__(self, platform, inp, oup, stride, expand_ratio):
super(InvertedResidual, self).__init__()
assert stride in [1, 2]
hidden_dim = int(round(inp * expand_ratio))
self.use_res_connect = stride == 1 and inp == oup
layers = []
if expand_ratio != 1:
layers.append(ConvBNReLU(platform, inp, hidden_dim, kernel_size=1))
layers.extend([
# dw
ConvBNReLU(platform, hidden_dim, hidden_dim,
stride=stride, groups=hidden_dim),
# pw-linear
nn.Conv2d(hidden_dim, oup, kernel_size=1,
stride=1, has_bias=False),
nn.BatchNorm2d(oup),
])
self.conv = nn.SequentialCell(layers)
self.add = TensorAdd()
self.cast = P.Cast()
def construct(self, x):
identity = x
x = self.conv(x)
if self.use_res_connect:
return self.add(identity, x)
return x
class MobileNetV2(nn.Cell):
"""
MobileNetV2 architecture.
Args:
class_num (Cell): number of classes.
width_mult (int): Channels multiplier for round to 8/16 and others. Default is 1.
has_dropout (bool): Is dropout used. Default is false
inverted_residual_setting (list): Inverted residual settings. Default is None
round_nearest (list): Channel round to . Default is 8
Returns:
Tensor, output tensor.
Examples:
>>> MobileNetV2(num_classes=1000)
"""
def __init__(self, platform, num_classes=1000, width_mult=1.,
has_dropout=False, inverted_residual_setting=None, round_nearest=8):
super(MobileNetV2, self).__init__()
block = InvertedResidual
input_channel = 32
last_channel = 1280
# setting of inverted residual blocks
self.cfgs = inverted_residual_setting
if inverted_residual_setting is None:
self.cfgs = [
# t, c, n, s
[1, 16, 1, 1],
[6, 24, 2, 2],
[6, 32, 3, 2],
[6, 64, 4, 2],
[6, 96, 3, 1],
[6, 160, 3, 2],
[6, 320, 1, 1],
]
# building first layer
input_channel = _make_divisible(input_channel * width_mult, round_nearest)
self.out_channels = _make_divisible(last_channel * max(1.0, width_mult), round_nearest)
features = [ConvBNReLU(platform, 3, input_channel, stride=2)]
# building inverted residual blocks
for t, c, n, s in self.cfgs:
output_channel = _make_divisible(c * width_mult, round_nearest)
for i in range(n):
stride = s if i == 0 else 1
features.append(block(platform, input_channel, output_channel, stride, expand_ratio=t))
input_channel = output_channel
# building last several layers
features.append(ConvBNReLU(platform, input_channel, self.out_channels, kernel_size=1))
# make it nn.CellList
self.features = nn.SequentialCell(features)
# mobilenet head
head = ([GlobalAvgPooling(), nn.Dense(self.out_channels, num_classes, has_bias=True)] if not has_dropout else
[GlobalAvgPooling(), nn.Dropout(0.2), nn.Dense(self.out_channels, num_classes, has_bias=True)])
self.head = nn.SequentialCell(head)
self._initialize_weights()
def construct(self, x):
x = self.features(x)
x = self.head(x)
return x
def _initialize_weights(self):
"""
Initialize weights.
Args:
Returns:
None.
Examples:
>>> _initialize_weights()
"""
for _, m in self.cells_and_names():
if isinstance(m, (nn.Conv2d, DepthwiseConv)):
n = m.kernel_size[0] * m.kernel_size[1] * m.out_channels
m.weight.set_parameter_data(Tensor(np.random.normal(0, np.sqrt(2. / n),
m.weight.data.shape).astype("float32")))
if m.bias is not None:
m.bias.set_parameter_data(
Tensor(np.zeros(m.bias.data.shape, dtype="float32")))
elif isinstance(m, nn.BatchNorm2d):
m.gamma.set_parameter_data(
Tensor(np.ones(m.gamma.data.shape, dtype="float32")))
m.beta.set_parameter_data(
Tensor(np.zeros(m.beta.data.shape, dtype="float32")))
elif isinstance(m, nn.Dense):
m.weight.set_parameter_data(Tensor(np.random.normal(
0, 0.01, m.weight.data.shape).astype("float32")))
if m.bias is not None:
m.bias.set_parameter_data(
Tensor(np.zeros(m.bias.data.shape, dtype="float32")))
def mobilenet_v2(**kwargs):
"""
Constructs a MobileNet V2 model
"""
return MobileNetV2(**kwargs)
mindspore/model_zoo/mobilenetV3.py 已删除 100644 → 0
浏览文件 @ e4298d7d
# Copyright 2020 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============================================================================
"""MobileNetV3 model define"""
from functools import partial
import numpy as np
import mindspore.nn as nn
from mindspore.ops import operations as P
from mindspore import Tensor
__all__ = ['mobilenet_v3_large',
'mobilenet_v3_small']
def _make_divisible(x, divisor=8):
return int(np.ceil(x * 1. / divisor) * divisor)
class Activation(nn.Cell):
"""
Activation definition.
Args:
act_func(string): activation name.
Returns:
Tensor, output tensor.
"""
def __init__(self, act_func):
super(Activation, self).__init__()
if act_func == 'relu':
self.act = nn.ReLU()
elif act_func == 'relu6':
self.act = nn.ReLU6()
elif act_func in ('hsigmoid', 'hard_sigmoid'):
self.act = nn.HSigmoid()
elif act_func in ('hswish', 'hard_swish'):
self.act = nn.HSwish()
else:
raise NotImplementedError
def construct(self, x):
return self.act(x)
class GlobalAvgPooling(nn.Cell):
"""
Global avg pooling definition.
Args:
Returns:
Tensor, output tensor.
Examples:
>>> GlobalAvgPooling()
"""
def __init__(self, keep_dims=False):
super(GlobalAvgPooling, self).__init__()
self.mean = P.ReduceMean(keep_dims=keep_dims)
def construct(self, x):
x = self.mean(x, (2, 3))
return x
class SE(nn.Cell):
"""
SE warpper definition.
Args:
num_out (int): Output channel.
ratio (int): middle output ratio.
Returns:
Tensor, output tensor.
Examples:
>>> SE(4)
"""
def __init__(self, num_out, ratio=4):
super(SE, self).__init__()
num_mid = _make_divisible(num_out // ratio)
self.pool = GlobalAvgPooling(keep_dims=True)
self.conv1 = nn.Conv2d(in_channels=num_out, out_channels=num_mid,
kernel_size=1, has_bias=True, pad_mode='pad')
self.act1 = Activation('relu')
self.conv2 = nn.Conv2d(in_channels=num_mid, out_channels=num_out,
kernel_size=1, has_bias=True, pad_mode='pad')
self.act2 = Activation('hsigmoid')
self.mul = P.Mul()
def construct(self, x):
out = self.pool(x)
out = self.conv1(out)
out = self.act1(out)
out = self.conv2(out)
out = self.act2(out)
out = self.mul(x, out)
return out
class Unit(nn.Cell):
"""
Unit warpper definition.
Args:
num_in (int): Input channel.
num_out (int): Output channel.
kernel_size (int): Input kernel size.
stride (int): Stride size.
padding (int): Padding number.
num_groups (int): Output num group.
use_act (bool): Used activation or not.
act_type (string): Activation type.
Returns:
Tensor, output tensor.
Examples:
>>> Unit(3, 3)
"""
def __init__(self, num_in, num_out, kernel_size=1, stride=1, padding=0, num_groups=1,
use_act=True, act_type='relu'):
super(Unit, self).__init__()
self.conv = nn.Conv2d(in_channels=num_in,
out_channels=num_out,
kernel_size=kernel_size,
stride=stride,
padding=padding,
group=num_groups,
has_bias=False,
pad_mode='pad')
self.bn = nn.BatchNorm2d(num_out)
self.use_act = use_act
self.act = Activation(act_type) if use_act else None
def construct(self, x):
out = self.conv(x)
out = self.bn(out)
if self.use_act:
out = self.act(out)
return out
class ResUnit(nn.Cell):
"""
ResUnit warpper definition.
Args:
num_in (int): Input channel.
num_mid (int): Middle channel.
num_out (int): Output channel.
kernel_size (int): Input kernel size.
stride (int): Stride size.
act_type (str): Activation type.
use_se (bool): Use SE warpper or not.
Returns:
Tensor, output tensor.
Examples:
>>> ResUnit(16, 3, 1, 1)
"""
def __init__(self, num_in, num_mid, num_out, kernel_size, stride=1, act_type='relu', use_se=False):
super(ResUnit, self).__init__()
self.use_se = use_se
self.first_conv = (num_out != num_mid)
self.use_short_cut_conv = True
if self.first_conv:
self.expand = Unit(num_in, num_mid, kernel_size=1,
stride=1, padding=0, act_type=act_type)
else:
self.expand = None
self.conv1 = Unit(num_mid, num_mid, kernel_size=kernel_size, stride=stride,
padding=self._get_pad(kernel_size), act_type=act_type, num_groups=num_mid)
if use_se:
self.se = SE(num_mid)
self.conv2 = Unit(num_mid, num_out, kernel_size=1, stride=1,
padding=0, act_type=act_type, use_act=False)
if num_in != num_out or stride != 1:
self.use_short_cut_conv = False
self.add = P.TensorAdd() if self.use_short_cut_conv else None
def construct(self, x):
if self.first_conv:
out = self.expand(x)
else:
out = x
out = self.conv1(out)
if self.use_se:
out = self.se(out)
out = self.conv2(out)
if self.use_short_cut_conv:
out = self.add(x, out)
return out
def _get_pad(self, kernel_size):
"""set the padding number"""
pad = 0
if kernel_size == 1:
pad = 0
elif kernel_size == 3:
pad = 1
elif kernel_size == 5:
pad = 2
elif kernel_size == 7:
pad = 3
else:
raise NotImplementedError
return pad
class MobileNetV3(nn.Cell):
"""
MobileNetV3 architecture.
Args:
model_cfgs (Cell): number of classes.
num_classes (int): Output number classes.
multiplier (int): Channels multiplier for round to 8/16 and others. Default is 1.
final_drop (float): Dropout number.
round_nearest (list): Channel round to . Default is 8.
Returns:
Tensor, output tensor.
Examples:
>>> MobileNetV3(num_classes=1000)
"""
def __init__(self, model_cfgs, num_classes=1000, multiplier=1., final_drop=0., round_nearest=8):
super(MobileNetV3, self).__init__()
self.cfgs = model_cfgs['cfg']
self.inplanes = 16
self.features = []
first_conv_in_channel = 3
first_conv_out_channel = _make_divisible(multiplier * self.inplanes)
self.features.append(nn.Conv2d(in_channels=first_conv_in_channel,
out_channels=first_conv_out_channel,
kernel_size=3, padding=1, stride=2,
has_bias=False, pad_mode='pad'))
self.features.append(nn.BatchNorm2d(first_conv_out_channel))
self.features.append(Activation('hswish'))
for layer_cfg in self.cfgs:
self.features.append(self._make_layer(kernel_size=layer_cfg[0],
exp_ch=_make_divisible(multiplier * layer_cfg[1]),
out_channel=_make_divisible(multiplier * layer_cfg[2]),
use_se=layer_cfg[3],
act_func=layer_cfg[4],
stride=layer_cfg[5]))
output_channel = _make_divisible(multiplier * model_cfgs["cls_ch_squeeze"])
self.features.append(nn.Conv2d(in_channels=_make_divisible(multiplier * self.cfgs[-1][2]),
out_channels=output_channel,
kernel_size=1, padding=0, stride=1,
has_bias=False, pad_mode='pad'))
self.features.append(nn.BatchNorm2d(output_channel))
self.features.append(Activation('hswish'))
self.features.append(GlobalAvgPooling(keep_dims=True))
self.features.append(nn.Conv2d(in_channels=output_channel,
out_channels=model_cfgs['cls_ch_expand'],
kernel_size=1, padding=0, stride=1,
has_bias=False, pad_mode='pad'))
self.features.append(Activation('hswish'))
if final_drop > 0:
self.features.append((nn.Dropout(final_drop)))
# make it nn.CellList
self.features = nn.SequentialCell(self.features)
self.output = nn.Conv2d(in_channels=model_cfgs['cls_ch_expand'],
out_channels=num_classes,
kernel_size=1, has_bias=True, pad_mode='pad')
self.squeeze = P.Squeeze(axis=(2, 3))
self._initialize_weights()
def construct(self, x):
x = self.features(x)
x = self.output(x)
x = self.squeeze(x)
return x
def _make_layer(self, kernel_size, exp_ch, out_channel, use_se, act_func, stride=1):
mid_planes = exp_ch
out_planes = out_channel
#num_in, num_mid, num_out, kernel_size, stride=1, act_type='relu', use_se=False):
layer = ResUnit(self.inplanes, mid_planes, out_planes,
kernel_size, stride=stride, act_type=act_func, use_se=use_se)
self.inplanes = out_planes
return layer
def _initialize_weights(self):
"""
Initialize weights.
Args:
Returns:
None.
Examples:
>>> _initialize_weights()
"""
for _, m in self.cells_and_names():
if isinstance(m, (nn.Conv2d)):
n = m.kernel_size[0] * m.kernel_size[1] * m.out_channels
m.weight.set_parameter_data(Tensor(np.random.normal(0, np.sqrt(2. / n),
m.weight.data.shape).astype("float32")))
if m.bias is not None:
m.bias.set_parameter_data(
Tensor(np.zeros(m.bias.data.shape, dtype="float32")))
elif isinstance(m, nn.BatchNorm2d):
m.gamma.set_parameter_data(
Tensor(np.ones(m.gamma.data.shape, dtype="float32")))
m.beta.set_parameter_data(
Tensor(np.zeros(m.beta.data.shape, dtype="float32")))
elif isinstance(m, nn.Dense):
m.weight.set_parameter_data(Tensor(np.random.normal(
0, 0.01, m.weight.data.shape).astype("float32")))
if m.bias is not None:
m.bias.set_parameter_data(
Tensor(np.zeros(m.bias.data.shape, dtype="float32")))
def mobilenet_v3(model_name, **kwargs):
"""
Constructs a MobileNet V2 model
"""
model_cfgs = {
"large": {
"cfg": [
# k, exp, c, se, nl, s,
[3, 16, 16, False, 'relu', 1],
[3, 64, 24, False, 'relu', 2],
[3, 72, 24, False, 'relu', 1],
[5, 72, 40, True, 'relu', 2],
[5, 120, 40, True, 'relu', 1],
[5, 120, 40, True, 'relu', 1],
[3, 240, 80, False, 'hswish', 2],
[3, 200, 80, False, 'hswish', 1],
[3, 184, 80, False, 'hswish', 1],
[3, 184, 80, False, 'hswish', 1],
[3, 480, 112, True, 'hswish', 1],
[3, 672, 112, True, 'hswish', 1],
[5, 672, 160, True, 'hswish', 2],
[5, 960, 160, True, 'hswish', 1],
[5, 960, 160, True, 'hswish', 1]],
"cls_ch_squeeze": 960,
"cls_ch_expand": 1280,
},
"small": {
"cfg": [
# k, exp, c, se, nl, s,
[3, 16, 16, True, 'relu', 2],
[3, 72, 24, False, 'relu', 2],
[3, 88, 24, False, 'relu', 1],
[5, 96, 40, True, 'hswish', 2],
[5, 240, 40, True, 'hswish', 1],
[5, 240, 40, True, 'hswish', 1],
[5, 120, 48, True, 'hswish', 1],
[5, 144, 48, True, 'hswish', 1],
[5, 288, 96, True, 'hswish', 2],
[5, 576, 96, True, 'hswish', 1],
[5, 576, 96, True, 'hswish', 1]],
"cls_ch_squeeze": 576,
"cls_ch_expand": 1280,
}
}
return MobileNetV3(model_cfgs[model_name], **kwargs)
mobilenet_v3_large = partial(mobilenet_v3, model_name="large")
mobilenet_v3_small = partial(mobilenet_v3, model_name="small")
mindspore/nn/layer/quant.py
浏览文件 @ 2f9c6ec8
......@@ -279,7 +279,7 @@ class FakeQuantWithMinMax(Cell):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
ema (bool): Exponential Moving Average algorithm update min and max. Default: False.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization by layer or channel. Default: False.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
channel_axis (int): Quantization by channel axis. Default: 1.
out_channels (int): declarate the min and max channel size, Default: 1.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
......@@ -407,7 +407,7 @@ class Conv2dBatchNormQuant(Cell):
freeze_bn (int): Quantization freeze BatchNormal op according by global step. Default: 100000.
fake (bool): Conv2dBatchNormQuant Cell add FakeQuantWithMinMax op or not. Default: True.
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
per_channel (bool): FakeQuantWithMinMax Parameters. Default: False.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -584,7 +584,7 @@ class Conv2dQuant(Cell):
bias_init (Union[Tensor, str, Initializer, numbers.Number]): Initializer for the bias vector. Default: 'zeros'.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
per_channel (bool): FakeQuantWithMinMax Parameters. Default: False.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -694,7 +694,7 @@ class DenseQuant(Cell):
activation (str): Regularizer function applied to the output of the layer, eg. 'relu'. Default: None.
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
per_channel (bool): FakeQuantWithMinMax Parameters. Default: False.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -797,6 +797,7 @@ class ReLUQuant(_QuantActivation):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -816,6 +817,7 @@ class ReLUQuant(_QuantActivation):
num_bits=8,
quant_delay=0,
ema_decay=0.999,
per_channel=False,
symmetric=False,
narrow_range=False):
super(ReLUQuant, self).__init__()
......@@ -824,6 +826,7 @@ class ReLUQuant(_QuantActivation):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......@@ -850,6 +853,7 @@ class ReLU6Quant(_QuantActivation):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -869,6 +873,7 @@ class ReLU6Quant(_QuantActivation):
num_bits=8,
quant_delay=0,
ema_decay=0.999,
per_channel=False,
symmetric=False,
narrow_range=False):
super(ReLU6Quant, self).__init__()
......@@ -877,6 +882,7 @@ class ReLU6Quant(_QuantActivation):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......@@ -900,6 +906,7 @@ class HSwishQuant(_QuantActivation):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -919,6 +926,7 @@ class HSwishQuant(_QuantActivation):
num_bits=8,
quant_delay=0,
ema_decay=0.999,
per_channel=False,
symmetric=False,
narrow_range=False):
super(HSwishQuant, self).__init__()
......@@ -927,6 +935,7 @@ class HSwishQuant(_QuantActivation):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......@@ -935,6 +944,7 @@ class HSwishQuant(_QuantActivation):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......@@ -959,6 +969,7 @@ class HSigmoidQuant(_QuantActivation):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -978,6 +989,7 @@ class HSigmoidQuant(_QuantActivation):
num_bits=8,
quant_delay=0,
ema_decay=0.999,
per_channel=False,
symmetric=False,
narrow_range=False):
super(HSigmoidQuant, self).__init__()
......@@ -986,6 +998,7 @@ class HSigmoidQuant(_QuantActivation):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
symmetric=symmetric,
narrow_range=narrow_range)
self.fake_quant_act_after = FakeQuantWithMinMax(min_init=-6,
......@@ -993,6 +1006,7 @@ class HSigmoidQuant(_QuantActivation):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......@@ -1017,6 +1031,7 @@ class TensorAddQuant(Cell):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -1037,6 +1052,7 @@ class TensorAddQuant(Cell):
num_bits=8,
quant_delay=0,
ema_decay=0.999,
per_channel=False,
symmetric=False,
narrow_range=False):
super(TensorAddQuant, self).__init__()
......@@ -1045,6 +1061,7 @@ class TensorAddQuant(Cell):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......@@ -1066,6 +1083,7 @@ class MulQuant(Cell):
num_bits (int): Quantization number bit, support 4 and 8bit. Default: 8.
quant_delay (int): Quantization delay parameters according by global step. Default: 0.
ema_decay (float): Exponential Moving Average algorithm parameter. Default: 0.999.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
......@@ -1081,6 +1099,7 @@ class MulQuant(Cell):
num_bits=8,
quant_delay=0,
ema_decay=0.999,
per_channel=False,
symmetric=False,
narrow_range=False):
super(MulQuant, self).__init__()
......@@ -1089,6 +1108,7 @@ class MulQuant(Cell):
num_bits=num_bits,
quant_delay=quant_delay,
ema=True,
per_channel=per_channel,
ema_decay=ema_decay,
symmetric=symmetric,
narrow_range=narrow_range)
......
mindspore/train/callback/_loss_monitor.py
浏览文件 @ 2f9c6ec8
......@@ -14,6 +14,7 @@
# ============================================================================
"""LossMonitor Callback class."""
import time
import numpy as np
from mindspore.common.tensor import Tensor
......@@ -31,32 +32,62 @@ class LossMonitor(Callback):
Args:
per_print_times (int): Print loss every times. Default: 1.
lr_init (numpy array): train learning rate. Default: None.
Raises:
ValueError: If print_step is not int or less than zero.
Examples:
>>> LossMonitor(100, lr_init=Tensor([0.05]*100).asnumpy())
"""
def __init__(self, per_print_times=1):
def __init__(self, per_print_times=1, lr_init=None):
super(LossMonitor, self).__init__()
if not isinstance(per_print_times, int) or per_print_times < 0:
raise ValueError("print_step must be int and >= 0.")
self._per_print_times = per_print_times
self.lr_init = lr_init
def epoch_begin(self, run_context):
self.losses = []
self.epoch_time = time.time()
def epoch_end(self, run_context):
cb_params = run_context.original_args()
epoch_mseconds = (time.time() - self.epoch_time) * 1000
per_step_mseconds = epoch_mseconds / cb_params.batch_num
print("Epoch time: {:5.3f}, per step time: {:5.3f}, "
"avg loss: {:5.3f}".format(epoch_mseconds,
per_step_mseconds,
np.mean(self.losses)))
print("*" * 60)
def step_begin(self, run_context):
self.step_time = time.time()
def step_end(self, run_context):
cb_params = run_context.original_args()
loss = cb_params.net_outputs
step_mseconds = (time.time() - self.step_time) * 1000
step_loss = cb_params.net_outputs
if isinstance(loss, (tuple, list)):
if isinstance(loss[0], Tensor) and isinstance(loss[0].asnumpy(), np.ndarray):
loss = loss[0]
if isinstance(step_loss, (tuple, list)) and isinstance(step_loss[0], Tensor):
step_loss = step_loss[0]
if isinstance(step_loss, Tensor):
step_loss = np.mean(step_loss.asnumpy())
if isinstance(loss, Tensor) and isinstance(loss.asnumpy(), np.ndarray):
loss = np.mean(loss.asnumpy())
self.losses.append(step_loss)
cur_step_in_epoch = (cb_params.cur_step_num - 1) % cb_params.batch_num
cur_step_in_epoch = (cb_params.cur_step_num - 1) % cb_params.batch_num + 1
if isinstance(step_loss, float) and (np.isnan(step_loss) or np.isinf(step_loss)):
raise ValueError("Epoch: [{:3d}/{:3d}], step: [{:5d}/{:5d}]. "
"Invalid loss, terminating training.".format(
cb_params.cur_epoch_num - 1, cb_params.epoch_num,
cur_step_in_epoch, cb_params.batch_num))
if isinstance(loss, float) and (np.isnan(loss) or np.isinf(loss)):
raise ValueError("epoch: {} step: {}. Invalid loss, terminating training.".format(
cb_params.cur_epoch_num, cur_step_in_epoch))
if self._per_print_times != 0 and cb_params.cur_step_num % self._per_print_times == 0:
print("epoch: %s step: %s, loss is %s" % (cb_params.cur_epoch_num, cur_step_in_epoch, loss), flush=True)
print("Epoch: [{:3d}/{:3d}], step: [{:5d}/{:5d}], "
"loss: [{:5.4f}/{:5.4f}], time: [{:5.4f}]".format(
cb_params.cur_epoch_num - 1, cb_params.epoch_num,
cur_step_in_epoch, cb_params.batch_num,
step_loss, np.mean(self.losses),
step_mseconds), flush=True)
mindspore/train/callback/_time_monitor.py
浏览文件 @ 2f9c6ec8
......@@ -32,4 +32,4 @@ class TimeMonitor(Callback):
def epoch_end(self, run_context):
epoch_mseconds = (time.time() - self.epoch_time) * 1000
per_step_mseconds = epoch_mseconds / self.data_size
print("epoch time: {0}, per step time: {1}".format(epoch_mseconds, per_step_mseconds), flush=True)
print("Epoch time: {:5.3f}, per step time: {:5.3f}".format(epoch_mseconds, per_step_mseconds), flush=True)
mindspore/train/quant/quant.py
浏览文件 @ 2f9c6ec8
......@@ -32,6 +32,7 @@ from ...ops.operations import _inner_ops as inner
from ...train import serialization
from . import quant_utils
_ACTIVATION_MAP = {nn.ReLU: quant.ReLUQuant,
nn.ReLU6: quant.ReLU6Quant,
nn.HSigmoid: quant.HSigmoidQuant,
......@@ -61,14 +62,17 @@ class _AddFakeQuantAfterSubCell(nn.Cell):
Add FakeQuant after of the sub Cell.
"""
def __init__(self, subcell, quant_delay=0, num_bits=8):
def __init__(self, subcell, **kwargs):
super(_AddFakeQuantAfterSubCell, self).__init__(auto_prefix=False)
self.subcell = subcell
self.fake_quant_act = quant.FakeQuantWithMinMax(min_init=-6,
max_init=6,
num_bits=num_bits,
quant_delay=quant_delay,
ema=True)
ema=True,
num_bits=kwargs["num_bits"],
quant_delay=kwargs["quant_delay"],
per_channel=kwargs["per_channel"],
symmetric=kwargs["symmetric"],
narrow_range=kwargs["narrow_range"])
def construct(self, *data):
output = self.subcell(*data)
......@@ -82,30 +86,20 @@ class ConvertToQuantNetwork:
"""
__quant_op_name__ = ["TensorAdd", "Sub", "Mul", "RealDiv"]
def __init__(self,
network,
quant_delay=0,
bn_fold=False,
freeze_bn=0,
weight_bits=8,
act_bits=8,
per_channel=False,
symmetric=False,
narrow_range=False):
self.network = validator.check_isinstance(
'network', network, (nn.Cell,))
self.quant_delay = validator.check_integer(
"quant delay", quant_delay, 0, Rel.GE)
self.freeze_bn = validator.check_integer(
"freeze bn", freeze_bn, 0, Rel.GE)
self.weight_bits = validator.check_integer(
"weights bit", weight_bits, 0, Rel.GE)
self.act_bits = validator.check_integer(
"activations bit", act_bits, 0, Rel.GE)
self.bn_fold = validator.check_bool("bn fold", bn_fold)
self.per_channel = validator.check_bool("per channel", per_channel)
self.symmetric = validator.check_bool("symmetric", symmetric)
self.narrow_range = validator.check_bool("narrow range", narrow_range)
def __init__(self, **kwargs):
self.network = validator.check_isinstance('network', kwargs["network"], (nn.Cell,))
self.weight_qdelay = validator.check_integer("quant delay", kwargs["quant_delay"][0], 0, Rel.GE)
self.act_qdelay = validator.check_integer("quant delay", kwargs["quant_delay"][-1], 0, Rel.GE)
self.bn_fold = validator.check_bool("bn fold", kwargs["bn_fold"])
self.freeze_bn = validator.check_integer("freeze bn", kwargs["freeze_bn"], 0, Rel.GE)
self.weight_bits = validator.check_integer("weights bit", kwargs["num_bits"][0], 0, Rel.GE)
self.act_bits = validator.check_integer("activations bit", kwargs["num_bits"][-1], 0, Rel.GE)
self.weight_channel = validator.check_bool("per channel", kwargs["per_channel"][0])
self.act_channel = validator.check_bool("per channel", kwargs["per_channel"][-1])
self.weight_symmetric = validator.check_bool("symmetric", kwargs["symmetric"][0])
self.act_symmetric = validator.check_bool("symmetric", kwargs["symmetric"][-1])
self.weight_range = validator.check_bool("narrow range", kwargs["narrow_range"][0])
self.act_range = validator.check_bool("narrow range", kwargs["narrow_range"][-1])
self._convert_method_map = {quant.Conv2dBnAct: self._convert_conv,
quant.DenseBnAct: self._convert_dense}
......@@ -153,7 +147,12 @@ class ConvertToQuantNetwork:
add_list.append((name, attr))
for name, prim_op in add_list:
prefix = name
add_quant = _AddFakeQuantAfterSubCell(prim_op) # quant.TensorAddQuant()
add_quant = _AddFakeQuantAfterSubCell(prim_op,
num_bits=self.act_bits,
quant_delay=self.act_delay,
per_channel=self.act_channel,
symmetric=self.act_symmetric,
narrow_range=self.act_range)
prefix = '.'.join([network.param_prefix, self._convert_op_name(prim_op.name)])
add_quant.update_parameters_name(prefix + '.')
del network.__dict__[name]
......@@ -177,13 +176,13 @@ class ConvertToQuantNetwork:
group=conv_inner.group,
eps=bn_inner.eps,
momentum=bn_inner.momentum,
quant_delay=self.quant_delay,
quant_delay=self.weight_qdelay,
freeze_bn=self.freeze_bn,
per_channel=self.per_channel,
per_channel=self.weight_channel,
num_bits=self.weight_bits,
fake=True,
symmetric=self.symmetric,
narrow_range=self.narrow_range)
symmetric=self.weight_symmetric,
narrow_range=self.weight_range)
del subcell.batchnorm
subcell.batchnorm = None
subcell.has_bn = False
......@@ -197,18 +196,22 @@ class ConvertToQuantNetwork:
dilation=conv_inner.dilation,
group=conv_inner.group,
has_bias=conv_inner.has_bias,
quant_delay=self.quant_delay,
per_channel=self.per_channel,
quant_delay=self.weight_qdelay,
per_channel=self.weight_channel,
num_bits=self.weight_bits,
symmetric=self.symmetric,
narrow_range=self.narrow_range)
symmetric=self.weight_symmetric,
narrow_range=self.weight_range)
subcell.conv = conv_inner
if subcell.has_act and subcell.activation is not None:
subcell.activation = self._convert_activation(subcell.activation)
else:
subcell.has_act = True
subcell.activation = _AddFakeQuantAfterSubCell(F.identity, num_bits=self.act_bits,
quant_delay=self.quant_delay)
subcell.activation = _AddFakeQuantAfterSubCell(F.identity,
num_bits=self.act_bits,
quant_delay=self.act_qdelay,
per_channel=self.act_channel,
symmetric=self.act_symmetric,
narrow_range=self.act_range)
return subcell
def _convert_dense(self, subcell):
......@@ -219,16 +222,22 @@ class ConvertToQuantNetwork:
dense_inner = quant.DenseQuant(dense_inner.in_channels,
dense_inner.out_channels,
has_bias=dense_inner.has_bias,
quant_delay=self.quant_delay,
per_channel=self.per_channel,
num_bits=self.weight_bits)
num_bits=self.weight_bits,
quant_delay=self.weight_qdelay,
per_channel=self.weight_channel,
symmetric=self.weight_symmetric,
narrow_range=self.weight_range)
subcell.dense = dense_inner
if subcell.has_act and subcell.activation is not None:
subcell.activation = self._convert_activation(subcell.activation)
else:
subcell.has_act = True
subcell.activation = _AddFakeQuantAfterSubCell(F.identity, num_bits=self.act_bits,
quant_delay=self.quant_delay)
subcell.activation = _AddFakeQuantAfterSubCell(F.identity,
num_bits=self.act_bits,
quant_delay=self.act_delay,
per_channel=self.act_channel,
symmetric=self.act_symmetric,
narrow_range=self.act_range)
return subcell
def _convert_activation(self, activation):
......@@ -236,7 +245,11 @@ class ConvertToQuantNetwork:
if act_class not in _ACTIVATION_MAP:
raise ValueError(
"Unsupported activation in auto Quant: ", act_class)
return _ACTIVATION_MAP[act_class](num_bits=self.act_bits, quant_delay=self.quant_delay)
return _ACTIVATION_MAP[act_class](num_bits=self.act_bits,
quant_delay=self.act_qdelay,
per_channel=self.act_channel,
symmetric=self.weight_symmetric,
narrow_range=self.weight_range)
class ExportQuantNetworkDeploy:
......@@ -381,32 +394,57 @@ def export_geir(network, *inputs, file_name):
def convert_quant_network(network,
quant_delay=0,
bn_fold=False,
freeze_bn=0,
weight_bits=8,
act_bits=8,
per_channel=False,
symmetric=False,
narrow_range=False
quant_delay=(0, 0),
num_bits=(8, 8),
per_channel=(False, False),
symmetric=(False, False),
narrow_range=(False, False)
):
r"""
Create aware quantizaiton training network.
Args:
network (Cell): Obtain a pipeline through network for saving graph summary.
quant_delay (int): Number of steps after which weights and activations are quantized during eval. Default: 0.
quant_delay (int): Number of steps after which weights and activations are quantized during
eval. The first element represent weights and second element represent data flow. Default: [0, 0]
bn_fold (bool): Flag to used bn fold ops for simulation inference operation. Default: False.
freeze_bn (int): Number of steps after which BN parameters used total mean and variance. Default: 0.
weight_bits (int): Number of bits to use for quantizing weights. Default: 8.
act_bits (int): Number of bits to use for quantizing activations. Default: 8.
per_channel (bool): Quantization granularity based on layer or on channel. Default: False.
symmetric (bool): Quantization algorithm use symmetric or not. Default: False.
narrow_range (bool): Quantization algorithm use narrow range or not. Default: False.
freeze_bn (int): Number of steps after which BatchNorm OP parameters used total mean and variance. Default: 0.
num_bits (list of int): Number of bits to use for quantizing weights and activations. The first
element represent weights and second element represent data flow. Default: [8, 8]
per_channel (list of bool): Quantization granularity based on layer or on channel. If `True`
then base on per channel otherwise base on per layer. The first element represent weights
and second element represent data flow. Default: [False, False]
symmetric (list of bool): Quantization algorithm use symmetric or not. If `True` then base on
symmetric otherwise base on assymmetric. The first element represent weights and second
element represent data flow. Default: [False, False]
narrow_range (list of bool): Quantization algorithm use narrow range or not. If `True` then base
on narrow range otherwise base on off narrow range. The first element represent weights and
second element represent data flow. Default: [False, False]
Returns:
Cell, Network which has change to aware quantization training network.
Cell, Network which has change to aware quantization training network cell.
"""
net = ConvertToQuantNetwork(
network, quant_delay, bn_fold, freeze_bn, weight_bits, act_bits, per_channel, symmetric, narrow_range)
def convert2list(name, value):
if not isinstance(value, list) and not isinstance(value, tuple):
value = [value]
elif len(value) > 2:
raise ValueError("input `{}` len should less then 2".format(name))
return value
quant_delay = convert2list("quant delay", quant_delay)
num_bits = convert2list("num bits", num_bits)
per_channel = convert2list("per channel", per_channel)
symmetric = convert2list("symmetric", symmetric)
narrow_range = convert2list("narrow range", narrow_range)
net = ConvertToQuantNetwork(network=network,
quant_delay=quant_delay,
bn_fold=bn_fold,
freeze_bn=freeze_bn,
num_bits=num_bits,
per_channel=per_channel,
symmetric=symmetric,
narrow_range=narrow_range)
return net.run()
model_zoo/alexnet/eval.py
浏览文件 @ 2f9c6ec8
......@@ -54,4 +54,4 @@ if __name__ == "__main__":
cfg.batch_size,
status="test")
acc = model.eval(ds_eval, dataset_sink_mode=args.dataset_sink_mode)
print("============== Accuracy:{} ==============".format(acc))
print("============== {} ==============".format(acc))
model_zoo/lenet/eval.py
浏览文件 @ 2f9c6ec8
......@@ -61,4 +61,4 @@ if __name__ == "__main__":
cfg.batch_size,
1)
acc = model.eval(ds_eval, dataset_sink_mode=args.dataset_sink_mode)
print("============== Accuracy:{} ==============".format(acc))
print("============== {} ==============".format(acc))
model_zoo/lstm/eval.py
浏览文件 @ 2f9c6ec8
......@@ -78,4 +78,4 @@ if __name__ == '__main__':
acc = model.eval(ds_eval, dataset_sink_mode=False)
else:
acc = model.eval(ds_eval)
print("============== Accuracy:{} ==============".format(acc))
print("============== {} ==============".format(acc))
tests/st/networks/test_gpu_lenet.py
浏览文件 @ 2f9c6ec8
......@@ -203,4 +203,4 @@ def test_train_and_eval_lenet():
print("============== Starting Testing ==============")
ds_eval = create_dataset(os.path.join('/home/workspace/mindspore_dataset/mnist', "test"), 32, 1)
acc = model.eval(ds_eval, dataset_sink_mode=True)
print("============== Accuracy:{} ==============".format(acc))
print("============== {} ==============".format(acc))
tests/ut/python/train/quant/test_quant.py
浏览文件 @ 2f9c6ec8
......@@ -67,7 +67,7 @@ def test_qat_lenet():
img = Tensor(np.ones((32, 1, 32, 32)).astype(np.float32))
net = LeNet5()
net = qat.convert_quant_network(
net, quant_delay=0, bn_fold=False, freeze_bn=10000, weight_bits=8, act_bits=8)
net, quant_delay=0, bn_fold=False, freeze_bn=10000, num_bits=8)
# should load the checkpoint. mock here
for param in net.get_parameters():
param.init_data()
......@@ -79,7 +79,7 @@ def test_qat_mobile():
net = MobileNetV2()
img = Tensor(np.ones((1, 3, 224, 224)).astype(np.float32))
net = qat.convert_quant_network(
net, quant_delay=0, bn_fold=True, freeze_bn=10000, weight_bits=8, act_bits=8)
net, quant_delay=0, bn_fold=True, freeze_bn=10000, num_bits=8)
# should load the checkpoint. mock here
for param in net.get_parameters():
param.init_data()
......
tests/ut/python/utils/test_callback.py
浏览文件 @ 2f9c6ec8
......@@ -117,6 +117,7 @@ def test_loss_monitor_sink_mode():
"""Test loss monitor sink mode."""
cb_params = _InternalCallbackParam()
cb_params.cur_epoch_num = 4
cb_params.epoch_num = 4
cb_params.cur_step_num = 2
cb_params.batch_num = 2
cb_params.net_outputs = Tensor(2.0)
......@@ -138,6 +139,7 @@ def test_loss_monitor_normal_mode():
run_context = RunContext(cb_params)
loss_cb = LossMonitor(1)
cb_params.cur_epoch_num = 4
cb_params.epoch_num = 4
cb_params.cur_step_num = 1
cb_params.batch_num = 1
cb_params.net_outputs = Tensor(2.0)
......
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