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PaddleOCR
未验证 提交 2062b509 编写于 作者: Z zhoujun 提交者： GitHub
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Merge pull request #3273 from LDOUBLEV/distill 

Add det distill
上级 02b75a50 76bb40fc
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Showing with 833 addition and 39 deletion
configs/det/ch_ppocr_v2.1/ch_det_lite_train_cml_v2.1.yml 0 → 100644
浏览文件 @ 2062b509
Global:
use_gpu: true
epoch_num: 1200
log_smooth_window: 20
print_batch_step: 2
save_model_dir: ./output/ch_db_mv3/
save_epoch_step: 1200
# evaluation is run every 5000 iterations after the 4000th iteration
eval_batch_step: [3000, 2000]
cal_metric_during_train: False
pretrained_model: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
checkpoints:
save_inference_dir:
use_visualdl: False
infer_img: doc/imgs_en/img_10.jpg
save_res_path: ./output/det_db/predicts_db.txt
Architecture:
name: DistillationModel
algorithm: Distillation
Models:
Student:
pretrained: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
freeze_params: false
return_all_feats: false
model_type: det
algorithm: DB
Backbone:
name: MobileNetV3
scale: 0.5
model_name: large
disable_se: True
Neck:
name: DBFPN
out_channels: 96
Head:
name: DBHead
k: 50
Student2:
pretrained: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
freeze_params: false
return_all_feats: false
model_type: det
algorithm: DB
Transform:
Backbone:
name: MobileNetV3
scale: 0.5
model_name: large
disable_se: True
Neck:
name: DBFPN
out_channels: 96
Head:
name: DBHead
k: 50
Teacher:
pretrained: ./pretrain_models/ch_ppocr_server_v2.0_det_train/best_accuracy
freeze_params: true
return_all_feats: false
model_type: det
algorithm: DB
Transform:
Backbone:
name: ResNet
layers: 18
Neck:
name: DBFPN
out_channels: 256
Head:
name: DBHead
k: 50
Loss:
name: CombinedLoss
loss_config_list:
- DistillationDilaDBLoss:
weight: 1.0
model_name_pairs:
- ["Student", "Teacher"]
- ["Student2", "Teacher"]
key: maps
balance_loss: true
main_loss_type: DiceLoss
alpha: 5
beta: 10
ohem_ratio: 3
- DistillationDMLLoss:
model_name_pairs:
- ["Student", "Student2"]
maps_name: "thrink_maps"
weight: 1.0
# act: None
model_name_pairs: ["Student", "Student2"]
key: maps
- DistillationDBLoss:
weight: 1.0
model_name_list: ["Student", "Student2"]
# key: maps
# name: DBLoss
balance_loss: true
main_loss_type: DiceLoss
alpha: 5
beta: 10
ohem_ratio: 3
Optimizer:
name: Adam
beta1: 0.9
beta2: 0.999
lr:
name: Cosine
learning_rate: 0.001
warmup_epoch: 2
regularizer:
name: 'L2'
factor: 0
PostProcess:
name: DistillationDBPostProcess
model_name: ["Student", "Student2", "Teacher"]
# key: maps
thresh: 0.3
box_thresh: 0.6
max_candidates: 1000
unclip_ratio: 1.5
Metric:
name: DistillationMetric
base_metric_name: DetMetric
main_indicator: hmean
key: "Student"
Train:
dataset:
name: SimpleDataSet
data_dir: ./train_data/icdar2015/text_localization/
label_file_list:
- ./train_data/icdar2015/text_localization/train_icdar2015_label.txt
ratio_list: [1.0]
transforms:
- DecodeImage: # load image
img_mode: BGR
channel_first: False
- DetLabelEncode: # Class handling label
- IaaAugment:
augmenter_args:
- { 'type': Fliplr, 'args': { 'p': 0.5 } }
- { 'type': Affine, 'args': { 'rotate': [-10, 10] } }
- { 'type': Resize, 'args': { 'size': [0.5, 3] } }
- EastRandomCropData:
size: [960, 960]
max_tries: 50
keep_ratio: true
- MakeBorderMap:
shrink_ratio: 0.4
thresh_min: 0.3
thresh_max: 0.7
- MakeShrinkMap:
shrink_ratio: 0.4
min_text_size: 8
- NormalizeImage:
scale: 1./255.
mean: [0.485, 0.456, 0.406]
std: [0.229, 0.224, 0.225]
order: 'hwc'
- ToCHWImage:
- KeepKeys:
keep_keys: ['image', 'threshold_map', 'threshold_mask', 'shrink_map', 'shrink_mask'] # the order of the dataloader list
loader:
shuffle: True
drop_last: False
batch_size_per_card: 8
num_workers: 4
Eval:
dataset:
name: SimpleDataSet
data_dir: ./train_data/icdar2015/text_localization/
label_file_list:
- ./train_data/icdar2015/text_localization/test_icdar2015_label.txt
transforms:
- DecodeImage: # load image
img_mode: BGR
channel_first: False
- DetLabelEncode: # Class handling label
- DetResizeForTest:
# image_shape: [736, 1280]
- NormalizeImage:
scale: 1./255.
mean: [0.485, 0.456, 0.406]
std: [0.229, 0.224, 0.225]
order: 'hwc'
- ToCHWImage:
- KeepKeys:
keep_keys: ['image', 'shape', 'polys', 'ignore_tags']
loader:
shuffle: False
drop_last: False
batch_size_per_card: 1 # must be 1
num_workers: 2
configs/det/ch_ppocr_v2.1/ch_det_lite_train_distill_v2.1.yml 0 → 100644
浏览文件 @ 2062b509
Global:
use_gpu: true
epoch_num: 1200
log_smooth_window: 20
print_batch_step: 2
save_model_dir: ./output/ch_db_mv3/
save_epoch_step: 1200
# evaluation is run every 5000 iterations after the 4000th iteration
eval_batch_step: [3000, 2000]
cal_metric_during_train: False
pretrained_model: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
checkpoints:
save_inference_dir:
use_visualdl: False
infer_img: doc/imgs_en/img_10.jpg
save_res_path: ./output/det_db/predicts_db.txt
Architecture:
name: DistillationModel
algorithm: Distillation
Models:
Student:
pretrained: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
freeze_params: false
return_all_feats: false
model_type: det
algorithm: DB
Backbone:
name: MobileNetV3
scale: 0.5
model_name: large
disable_se: True
Neck:
name: DBFPN
out_channels: 96
Head:
name: DBHead
k: 50
Teacher:
pretrained: ./pretrain_models/ch_ppocr_server_v2.0_det_train/best_accuracy
freeze_params: true
return_all_feats: false
model_type: det
algorithm: DB
Transform:
Backbone:
name: ResNet
layers: 18
Neck:
name: DBFPN
out_channels: 256
Head:
name: DBHead
k: 50
Loss:
name: CombinedLoss
loss_config_list:
- DistillationDilaDBLoss:
weight: 1.0
model_name_pairs:
- ["Student", "Teacher"]
key: maps
balance_loss: true
main_loss_type: DiceLoss
alpha: 5
beta: 10
ohem_ratio: 3
- DistillationDBLoss:
weight: 1.0
model_name_list: ["Student", "Teacher"]
# key: maps
name: DBLoss
balance_loss: true
main_loss_type: DiceLoss
alpha: 5
beta: 10
ohem_ratio: 3
Optimizer:
name: Adam
beta1: 0.9
beta2: 0.999
lr:
name: Cosine
learning_rate: 0.001
warmup_epoch: 2
regularizer:
name: 'L2'
factor: 0
PostProcess:
name: DistillationDBPostProcess
model_name: ["Student", "Student2"]
key: head_out
thresh: 0.3
box_thresh: 0.6
max_candidates: 1000
unclip_ratio: 1.5
Metric:
name: DistillationMetric
base_metric_name: DetMetric
main_indicator: hmean
key: "Student"
Train:
dataset:
name: SimpleDataSet
data_dir: ./train_data/icdar2015/text_localization/
label_file_list:
- ./train_data/icdar2015/text_localization/train_icdar2015_label.txt
ratio_list: [1.0]
transforms:
- DecodeImage: # load image
img_mode: BGR
channel_first: False
- DetLabelEncode: # Class handling label
- IaaAugment:
augmenter_args:
- { 'type': Fliplr, 'args': { 'p': 0.5 } }
- { 'type': Affine, 'args': { 'rotate': [-10, 10] } }
- { 'type': Resize, 'args': { 'size': [0.5, 3] } }
- EastRandomCropData:
size: [960, 960]
max_tries: 50
keep_ratio: true
- MakeBorderMap:
shrink_ratio: 0.4
thresh_min: 0.3
thresh_max: 0.7
- MakeShrinkMap:
shrink_ratio: 0.4
min_text_size: 8
- NormalizeImage:
scale: 1./255.
mean: [0.485, 0.456, 0.406]
std: [0.229, 0.224, 0.225]
order: 'hwc'
- ToCHWImage:
- KeepKeys:
keep_keys: ['image', 'threshold_map', 'threshold_mask', 'shrink_map', 'shrink_mask'] # the order of the dataloader list
loader:
shuffle: True
drop_last: False
batch_size_per_card: 8
num_workers: 4
Eval:
dataset:
name: SimpleDataSet
data_dir: ./train_data/icdar2015/text_localization/
label_file_list:
- ./train_data/icdar2015/text_localization/test_icdar2015_label.txt
transforms:
- DecodeImage: # load image
img_mode: BGR
channel_first: False
- DetLabelEncode: # Class handling label
- DetResizeForTest:
# image_shape: [736, 1280]
- NormalizeImage:
scale: 1./255.
mean: [0.485, 0.456, 0.406]
std: [0.229, 0.224, 0.225]
order: 'hwc'
- ToCHWImage:
- KeepKeys:
keep_keys: ['image', 'shape', 'polys', 'ignore_tags']
loader:
shuffle: False
drop_last: False
batch_size_per_card: 1 # must be 1
num_workers: 2
configs/det/ch_ppocr_v2.1/ch_det_lite_train_dml_v2.1.yml 0 → 100644
浏览文件 @ 2062b509
Global:
use_gpu: true
epoch_num: 1200
log_smooth_window: 20
print_batch_step: 2
save_model_dir: ./output/ch_db_mv3/
save_epoch_step: 1200
# evaluation is run every 5000 iterations after the 4000th iteration
eval_batch_step: [3000, 2000]
cal_metric_during_train: False
pretrained_model: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
checkpoints:
save_inference_dir:
use_visualdl: False
infer_img: doc/imgs_en/img_10.jpg
save_res_path: ./output/det_db/predicts_db.txt
Architecture:
name: DistillationModel
algorithm: Distillation
Models:
Student:
pretrained: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
freeze_params: false
return_all_feats: false
model_type: det
algorithm: DB
Backbone:
name: MobileNetV3
scale: 0.5
model_name: large
disable_se: True
Neck:
name: DBFPN
out_channels: 96
Head:
name: DBHead
k: 50
Student2:
pretrained: ./pretrain_models/MobileNetV3_large_x0_5_pretrained
freeze_params: false
return_all_feats: false
model_type: det
algorithm: DB
Transform:
Backbone:
name: MobileNetV3
scale: 0.5
model_name: large
disable_se: True
Neck:
name: DBFPN
out_channels: 96
Head:
name: DBHead
k: 50
Loss:
name: CombinedLoss
loss_config_list:
- DistillationDMLLoss:
model_name_pairs:
- ["Student", "Student2"]
maps_name: "thrink_maps"
weight: 1.0
act: "softmax"
model_name_pairs: ["Student", "Student2"]
key: maps
- DistillationDBLoss:
weight: 1.0
model_name_list: ["Student", "Student2"]
# key: maps
name: DBLoss
balance_loss: true
main_loss_type: DiceLoss
alpha: 5
beta: 10
ohem_ratio: 3
Optimizer:
name: Adam
beta1: 0.9
beta2: 0.999
lr:
name: Cosine
learning_rate: 0.001
warmup_epoch: 2
regularizer:
name: 'L2'
factor: 0
PostProcess:
name: DistillationDBPostProcess
model_name: ["Student", "Student2"]
key: head_out
thresh: 0.3
box_thresh: 0.6
max_candidates: 1000
unclip_ratio: 1.5
Metric:
name: DistillationMetric
base_metric_name: DetMetric
main_indicator: hmean
key: "Student"
Train:
dataset:
name: SimpleDataSet
data_dir: ./train_data/icdar2015/text_localization/
label_file_list:
- ./train_data/icdar2015/text_localization/train_icdar2015_label.txt
ratio_list: [1.0]
transforms:
- DecodeImage: # load image
img_mode: BGR
channel_first: False
- DetLabelEncode: # Class handling label
- IaaAugment:
augmenter_args:
- { 'type': Fliplr, 'args': { 'p': 0.5 } }
- { 'type': Affine, 'args': { 'rotate': [-10, 10] } }
- { 'type': Resize, 'args': { 'size': [0.5, 3] } }
- EastRandomCropData:
size: [960, 960]
max_tries: 50
keep_ratio: true
- MakeBorderMap:
shrink_ratio: 0.4
thresh_min: 0.3
thresh_max: 0.7
- MakeShrinkMap:
shrink_ratio: 0.4
min_text_size: 8
- NormalizeImage:
scale: 1./255.
mean: [0.485, 0.456, 0.406]
std: [0.229, 0.224, 0.225]
order: 'hwc'
- ToCHWImage:
- KeepKeys:
keep_keys: ['image', 'threshold_map', 'threshold_mask', 'shrink_map', 'shrink_mask'] # the order of the dataloader list
loader:
shuffle: True
drop_last: False
batch_size_per_card: 8
num_workers: 4
Eval:
dataset:
name: SimpleDataSet
data_dir: ./train_data/icdar2015/text_localization/
label_file_list:
- ./train_data/icdar2015/text_localization/test_icdar2015_label.txt
transforms:
- DecodeImage: # load image
img_mode: BGR
channel_first: False
- DetLabelEncode: # Class handling label
- DetResizeForTest:
# image_shape: [736, 1280]
- NormalizeImage:
scale: 1./255.
mean: [0.485, 0.456, 0.406]
std: [0.229, 0.224, 0.225]
order: 'hwc'
- ToCHWImage:
- KeepKeys:
keep_keys: ['image', 'shape', 'polys', 'ignore_tags']
loader:
shuffle: False
drop_last: False
batch_size_per_card: 1 # must be 1
num_workers: 2
ppocr/losses/basic_loss.py
浏览文件 @ 2062b509
...@@ -54,6 +54,27 @@ class CELoss(nn.Layer): ...@@ -54,6 +54,27 @@ class CELoss(nn.Layer):
return loss return loss
class KLJSLoss(object):
def __init__(self, mode='kl'):
assert mode in ['kl', 'js', 'KL', 'JS'], "mode can only be one of ['kl', 'js', 'KL', 'JS']"
self.mode = mode
def __call__(self, p1, p2, reduction="mean"):
loss = paddle.multiply(p2, paddle.log( (p2+1e-5)/(p1+1e-5) + 1e-5))
if self.mode.lower() == "js":
loss += paddle.multiply(p1, paddle.log((p1+1e-5)/(p2+1e-5) + 1e-5))
loss *= 0.5
if reduction == "mean":
loss = paddle.mean(loss, axis=[1,2])
elif reduction=="none" or reduction is None:
return loss
else:
loss = paddle.sum(loss, axis=[1,2])
return loss
class DMLLoss(nn.Layer): class DMLLoss(nn.Layer):
""" """
DMLLoss DMLLoss
...@@ -69,17 +90,21 @@ class DMLLoss(nn.Layer): ...@@ -69,17 +90,21 @@ class DMLLoss(nn.Layer):
self.act = nn.Sigmoid() self.act = nn.Sigmoid()
else: else:
self.act = None self.act = None
self.jskl_loss = KLJSLoss(mode="js")
def forward(self, out1, out2): def forward(self, out1, out2):
if self.act is not None: if self.act is not None:
out1 = self.act(out1) out1 = self.act(out1)
out2 = self.act(out2) out2 = self.act(out2)
if len(out1.shape) < 2:
log_out1 = paddle.log(out1) log_out1 = paddle.log(out1)
log_out2 = paddle.log(out2) log_out2 = paddle.log(out2)
loss = (F.kl_div( loss = (F.kl_div(
log_out1, out2, reduction='batchmean') + F.kl_div( log_out1, out2, reduction='batchmean') + F.kl_div(
log_out2, out1, reduction='batchmean')) / 2.0 log_out2, out1, reduction='batchmean')) / 2.0
else:
loss = self.jskl_loss(out1, out2)
return loss return loss
......
ppocr/losses/combined_loss.py
浏览文件 @ 2062b509
...@@ -17,7 +17,7 @@ import paddle.nn as nn ...@@ -17,7 +17,7 @@ import paddle.nn as nn
from .distillation_loss import DistillationCTCLoss from .distillation_loss import DistillationCTCLoss
from .distillation_loss import DistillationDMLLoss from .distillation_loss import DistillationDMLLoss
from .distillation_loss import DistillationDistanceLoss from .distillation_loss import DistillationDistanceLoss, DistillationDBLoss, DistillationDilaDBLoss
class CombinedLoss(nn.Layer): class CombinedLoss(nn.Layer):
...@@ -44,15 +44,16 @@ class CombinedLoss(nn.Layer): ...@@ -44,15 +44,16 @@ class CombinedLoss(nn.Layer):
def forward(self, input, batch, **kargs): def forward(self, input, batch, **kargs):
loss_dict = {} loss_dict = {}
loss_all = 0.
for idx, loss_func in enumerate(self.loss_func): for idx, loss_func in enumerate(self.loss_func):
loss = loss_func(input, batch, **kargs) loss = loss_func(input, batch, **kargs)
if isinstance(loss, paddle.Tensor): if isinstance(loss, paddle.Tensor):
loss = {"loss_{}_{}".format(str(loss), idx): loss} loss = {"loss_{}_{}".format(str(loss), idx): loss}
weight = self.loss_weight[idx] weight = self.loss_weight[idx]
loss = { for key in loss.keys():
"{}_{}".format(key, idx): loss[key] * weight if key == "loss":
for key in loss loss_all += loss[key] * weight
} else:
loss_dict.update(loss) loss_dict["{}_{}".format(key, idx)] = loss[key]
loss_dict["loss"] = paddle.add_n(list(loss_dict.values())) loss_dict["loss"] = loss_all
return loss_dict return loss_dict
ppocr/losses/distillation_loss.py
浏览文件 @ 2062b509
...@@ -14,23 +14,76 @@ ...@@ -14,23 +14,76 @@
import paddle import paddle
import paddle.nn as nn import paddle.nn as nn
import numpy as np
import cv2
from .rec_ctc_loss import CTCLoss from .rec_ctc_loss import CTCLoss
from .basic_loss import DMLLoss from .basic_loss import DMLLoss
from .basic_loss import DistanceLoss from .basic_loss import DistanceLoss
from .det_db_loss import DBLoss
from .det_basic_loss import BalanceLoss, MaskL1Loss, DiceLoss
def _sum_loss(loss_dict):
if "loss" in loss_dict.keys():
return loss_dict
else:
loss_dict["loss"] = 0.
for k, value in loss_dict.items():
if k == "loss":
continue
else:
loss_dict["loss"] += value
return loss_dict
class DistillationDMLLoss(DMLLoss): class DistillationDMLLoss(DMLLoss):
""" """
""" """
def __init__(self, model_name_pairs=[], act=None, key=None, def __init__(self,
name="loss_dml"): model_name_pairs=[],
act=None,
key=None,
maps_name=None,
name="dml"):
super().__init__(act=act) super().__init__(act=act)
assert isinstance(model_name_pairs, list) assert isinstance(model_name_pairs, list)
self.key = key self.key = key
self.model_name_pairs = model_name_pairs self.model_name_pairs = self._check_model_name_pairs(model_name_pairs)
self.name = name self.name = name
self.maps_name = self._check_maps_name(maps_name)
def _check_model_name_pairs(self, model_name_pairs):
if not isinstance(model_name_pairs, list):
return []
elif isinstance(model_name_pairs[0], list) and isinstance(model_name_pairs[0][0], str):
return model_name_pairs
else:
return [model_name_pairs]
def _check_maps_name(self, maps_name):
if maps_name is None:
return None
elif type(maps_name) == str:
return [maps_name]
elif type(maps_name) == list:
return [maps_name]
else:
return None
def _slice_out(self, outs):
new_outs = {}
for k in self.maps_name:
if k == "thrink_maps":
new_outs[k] = outs[:, 0, :, :]
elif k == "threshold_maps":
new_outs[k] = outs[:, 1, :, :]
elif k == "binary_maps":
new_outs[k] = outs[:, 2, :, :]
else:
continue
return new_outs
def forward(self, predicts, batch): def forward(self, predicts, batch):
loss_dict = dict() loss_dict = dict()
...@@ -40,13 +93,30 @@ class DistillationDMLLoss(DMLLoss): ...@@ -40,13 +93,30 @@ class DistillationDMLLoss(DMLLoss):
if self.key is not None: if self.key is not None:
out1 = out1[self.key] out1 = out1[self.key]
out2 = out2[self.key] out2 = out2[self.key]
loss = super().forward(out1, out2)
if isinstance(loss, dict): if self.maps_name is None:
for key in loss: loss = super().forward(out1, out2)
loss_dict["{}_{}_{}_{}".format(key, pair[0], pair[1], if isinstance(loss, dict):
idx)] = loss[key] for key in loss:
loss_dict["{}_{}_{}_{}".format(key, pair[0], pair[1],
idx)] = loss[key]
else:
loss_dict["{}_{}".format(self.name, idx)] = loss
else: else:
loss_dict["{}_{}".format(self.name, idx)] = loss outs1 = self._slice_out(out1)
outs2 = self._slice_out(out2)
for _c, k in enumerate(outs1.keys()):
loss = super().forward(outs1[k], outs2[k])
if isinstance(loss, dict):
for key in loss:
loss_dict["{}_{}_{}_{}_{}".format(key, pair[
0], pair[1], map_name, idx)] = loss[key]
else:
loss_dict["{}_{}_{}".format(self.name, self.maps_name[_c],
idx)] = loss
loss_dict = _sum_loss(loss_dict)
return loss_dict return loss_dict
...@@ -73,6 +143,98 @@ class DistillationCTCLoss(CTCLoss): ...@@ -73,6 +143,98 @@ class DistillationCTCLoss(CTCLoss):
return loss_dict return loss_dict
class DistillationDBLoss(DBLoss):
def __init__(self,
model_name_list=[],
balance_loss=True,
main_loss_type='DiceLoss',
alpha=5,
beta=10,
ohem_ratio=3,
eps=1e-6,
name="db",
**kwargs):
super().__init__()
self.model_name_list = model_name_list
self.name = name
self.key = None
def forward(self, predicts, batch):
loss_dict = {}
for idx, model_name in enumerate(self.model_name_list):
out = predicts[model_name]
if self.key is not None:
out = out[self.key]
loss = super().forward(out, batch)
if isinstance(loss, dict):
for key in loss.keys():
if key == "loss":
continue
name = "{}_{}_{}".format(self.name, model_name, key)
loss_dict[name] = loss[key]
else:
loss_dict["{}_{}".format(self.name, model_name)] = loss
loss_dict = _sum_loss(loss_dict)
return loss_dict
class DistillationDilaDBLoss(DBLoss):
def __init__(self,
model_name_pairs=[],
key=None,
balance_loss=True,
main_loss_type='DiceLoss',
alpha=5,
beta=10,
ohem_ratio=3,
eps=1e-6,
name="dila_dbloss"):
super().__init__()
self.model_name_pairs = model_name_pairs
self.name = name
self.key = key
def forward(self, predicts, batch):
loss_dict = dict()
for idx, pair in enumerate(self.model_name_pairs):
stu_outs = predicts[pair[0]]
tch_outs = predicts[pair[1]]
if self.key is not None:
stu_preds = stu_outs[self.key]
tch_preds = tch_outs[self.key]
stu_shrink_maps = stu_preds[:, 0, :, :]
stu_binary_maps = stu_preds[:, 2, :, :]
# dilation to teacher prediction
dilation_w = np.array([[1, 1], [1, 1]])
th_shrink_maps = tch_preds[:, 0, :, :]
th_shrink_maps = th_shrink_maps.numpy() > 0.3 # thresh = 0.3
dilate_maps = np.zeros_like(th_shrink_maps).astype(np.float32)
for i in range(th_shrink_maps.shape[0]):
dilate_maps[i] = cv2.dilate(
th_shrink_maps[i, :, :].astype(np.uint8), dilation_w)
th_shrink_maps = paddle.to_tensor(dilate_maps)
label_threshold_map, label_threshold_mask, label_shrink_map, label_shrink_mask = batch[
1:]
# calculate the shrink map loss
bce_loss = self.alpha * self.bce_loss(
stu_shrink_maps, th_shrink_maps, label_shrink_mask)
loss_binary_maps = self.dice_loss(stu_binary_maps, th_shrink_maps,
label_shrink_mask)
# k = f"{self.name}_{pair[0]}_{pair[1]}"
k = "{}_{}_{}".format(self.name, pair[0], pair[1])
loss_dict[k] = bce_loss + loss_binary_maps
loss_dict = _sum_loss(loss_dict)
return loss_dict
class DistillationDistanceLoss(DistanceLoss): class DistillationDistanceLoss(DistanceLoss):
""" """
""" """
......
ppocr/metrics/det_metric.py
浏览文件 @ 2062b509
...@@ -55,6 +55,7 @@ class DetMetric(object): ...@@ -55,6 +55,7 @@ class DetMetric(object):
result = self.evaluator.evaluate_image(gt_info_list, det_info_list) result = self.evaluator.evaluate_image(gt_info_list, det_info_list)
self.results.append(result) self.results.append(result)
def get_metric(self): def get_metric(self):
""" """
return metrics { return metrics {
......
ppocr/metrics/distillation_metric.py
浏览文件 @ 2062b509
...@@ -24,8 +24,8 @@ from .cls_metric import ClsMetric ...@@ -24,8 +24,8 @@ from .cls_metric import ClsMetric
class DistillationMetric(object): class DistillationMetric(object):
def __init__(self, def __init__(self,
key=None, key=None,
base_metric_name="RecMetric", base_metric_name=None,
main_indicator='acc', main_indicator=None,
**kwargs): **kwargs):
self.main_indicator = main_indicator self.main_indicator = main_indicator
self.key = key self.key = key
...@@ -42,16 +42,13 @@ class DistillationMetric(object): ...@@ -42,16 +42,13 @@ class DistillationMetric(object):
main_indicator=self.main_indicator, **self.kwargs) main_indicator=self.main_indicator, **self.kwargs)
self.metrics[key].reset() self.metrics[key].reset()
def __call__(self, preds, *args, **kwargs): def __call__(self, preds, batch, **kwargs):
assert isinstance(preds, dict) assert isinstance(preds, dict)
if self.metrics is None: if self.metrics is None:
self._init_metrcis(preds) self._init_metrcis(preds)
output = dict() output = dict()
for key in preds: for key in preds:
metric = self.metrics[key].__call__(preds[key], *args, **kwargs) self.metrics[key].__call__(preds[key], batch, **kwargs)
for sub_key in metric:
output["{}_{}".format(key, sub_key)] = metric[sub_key]
return output
def get_metric(self): def get_metric(self):
""" """
......
ppocr/modeling/architectures/base_model.py
浏览文件 @ 2062b509
...@@ -79,7 +79,10 @@ class BaseModel(nn.Layer): ...@@ -79,7 +79,10 @@ class BaseModel(nn.Layer):
x = self.neck(x) x = self.neck(x)
y["neck_out"] = x y["neck_out"] = x
x = self.head(x, targets=data) x = self.head(x, targets=data)
y["head_out"] = x if isinstance(x, dict):
y.update(x)
else:
y["head_out"] = x
if self.return_all_feats: if self.return_all_feats:
return y return y
else: else:
......
ppocr/modeling/architectures/distillation_model.py
浏览文件 @ 2062b509
...@@ -21,7 +21,7 @@ from ppocr.modeling.backbones import build_backbone ...@@ -21,7 +21,7 @@ from ppocr.modeling.backbones import build_backbone
from ppocr.modeling.necks import build_neck from ppocr.modeling.necks import build_neck
from ppocr.modeling.heads import build_head from ppocr.modeling.heads import build_head
from .base_model import BaseModel from .base_model import BaseModel
from ppocr.utils.save_load import init_model from ppocr.utils.save_load import init_model, load_pretrained_params
__all__ = ['DistillationModel'] __all__ = ['DistillationModel']
...@@ -46,7 +46,7 @@ class DistillationModel(nn.Layer): ...@@ -46,7 +46,7 @@ class DistillationModel(nn.Layer):
pretrained = model_config.pop("pretrained") pretrained = model_config.pop("pretrained")
model = BaseModel(model_config) model = BaseModel(model_config)
if pretrained is not None: if pretrained is not None:
init_model(model, path=pretrained) model = load_pretrained_params(model, pretrained)
if freeze_params: if freeze_params:
for param in model.parameters(): for param in model.parameters():
param.trainable = False param.trainable = False
......
ppocr/postprocess/__init__.py
浏览文件 @ 2062b509
...@@ -21,7 +21,7 @@ import copy ...@@ -21,7 +21,7 @@ import copy
__all__ = ['build_post_process'] __all__ = ['build_post_process']
from .db_postprocess import DBPostProcess from .db_postprocess import DBPostProcess, DistillationDBPostProcess
from .east_postprocess import EASTPostProcess from .east_postprocess import EASTPostProcess
from .sast_postprocess import SASTPostProcess from .sast_postprocess import SASTPostProcess
from .rec_postprocess import CTCLabelDecode, AttnLabelDecode, SRNLabelDecode, DistillationCTCLabelDecode, \ from .rec_postprocess import CTCLabelDecode, AttnLabelDecode, SRNLabelDecode, DistillationCTCLabelDecode, \
...@@ -34,7 +34,8 @@ def build_post_process(config, global_config=None): ...@@ -34,7 +34,8 @@ def build_post_process(config, global_config=None):
support_dict = [ support_dict = [
'DBPostProcess', 'EASTPostProcess', 'SASTPostProcess', 'CTCLabelDecode', 'DBPostProcess', 'EASTPostProcess', 'SASTPostProcess', 'CTCLabelDecode',
'AttnLabelDecode', 'ClsPostProcess', 'SRNLabelDecode', 'PGPostProcess', 'AttnLabelDecode', 'ClsPostProcess', 'SRNLabelDecode', 'PGPostProcess',
'DistillationCTCLabelDecode', 'TableLabelDecode' 'DistillationCTCLabelDecode', 'TableLabelDecode',
'DistillationDBPostProcess'
] ]
config = copy.deepcopy(config) config = copy.deepcopy(config)
......
ppocr/postprocess/db_postprocess.py
浏览文件 @ 2062b509
...@@ -187,3 +187,29 @@ class DBPostProcess(object): ...@@ -187,3 +187,29 @@ class DBPostProcess(object):
boxes_batch.append({'points': boxes}) boxes_batch.append({'points': boxes})
return boxes_batch return boxes_batch
class DistillationDBPostProcess(object):
def __init__(self, model_name=["student"],
key=None,
thresh=0.3,
box_thresh=0.6,
max_candidates=1000,
unclip_ratio=1.5,
use_dilation=False,
score_mode="fast",
**kwargs):
self.model_name = model_name
self.key = key
self.post_process = DBPostProcess(thresh=thresh,
box_thresh=box_thresh,
max_candidates=max_candidates,
unclip_ratio=unclip_ratio,
use_dilation=use_dilation,
score_mode=score_mode)
def __call__(self, predicts, shape_list):
results = {}
for k in self.model_name:
results[k] = self.post_process(predicts[k], shape_list=shape_list)
return results
ppocr/utils/save_load.py
浏览文件 @ 2062b509
...@@ -116,6 +116,27 @@ def load_dygraph_params(config, model, logger, optimizer): ...@@ -116,6 +116,27 @@ def load_dygraph_params(config, model, logger, optimizer):
logger.info(f"loaded pretrained_model successful from {pm}") logger.info(f"loaded pretrained_model successful from {pm}")
return {} return {}
def load_pretrained_params(model, path):
if path is None:
return False
if not os.path.exists(path) and not os.path.exists(path + ".pdparams"):
print(f"The pretrained_model {path} does not exists!")
return False
path = path if path.endswith('.pdparams') else path + '.pdparams'
params = paddle.load(path)
state_dict = model.state_dict()
new_state_dict = {}
for k1, k2 in zip(state_dict.keys(), params.keys()):
if list(state_dict[k1].shape) == list(params[k2].shape):
new_state_dict[k1] = params[k2]
else:
print(
f"The shape of model params {k1} {state_dict[k1].shape} not matched with loaded params {k2} {params[k2].shape} !"
)
model.set_state_dict(new_state_dict)
print(f"load pretrain successful from {path}")
return model
def save_model(model, def save_model(model,
optimizer, optimizer,
......
tools/eval.py
浏览文件 @ 2062b509
...@@ -27,7 +27,7 @@ from ppocr.data import build_dataloader ...@@ -27,7 +27,7 @@ from ppocr.data import build_dataloader
from ppocr.modeling.architectures import build_model from ppocr.modeling.architectures import build_model
from ppocr.postprocess import build_post_process from ppocr.postprocess import build_post_process
from ppocr.metrics import build_metric from ppocr.metrics import build_metric
from ppocr.utils.save_load import init_model from ppocr.utils.save_load import init_model, load_pretrained_params
from ppocr.utils.utility import print_dict from ppocr.utils.utility import print_dict
import tools.program as program import tools.program as program
...@@ -55,7 +55,10 @@ def main(): ...@@ -55,7 +55,10 @@ def main():
model = build_model(config['Architecture']) model = build_model(config['Architecture'])
use_srn = config['Architecture']['algorithm'] == "SRN" use_srn = config['Architecture']['algorithm'] == "SRN"
model_type = config['Architecture']['model_type'] if "model_type" in config['Architecture'].keys():
model_type = config['Architecture']['model_type']
else:
model_type = None
best_model_dict = init_model(config, model) best_model_dict = init_model(config, model)
if len(best_model_dict): if len(best_model_dict):
...@@ -68,7 +71,7 @@ def main(): ...@@ -68,7 +71,7 @@ def main():
# start eval # start eval
metric = program.eval(model, valid_dataloader, post_process_class, metric = program.eval(model, valid_dataloader, post_process_class,
eval_class, model_type, use_srn) eval_class, model_type, use_srn)
logger.info('metric eval ***************') logger.info('metric eval ***************')
for k, v in metric.items(): for k, v in metric.items():
logger.info('{}:{}'.format(k, v)) logger.info('{}:{}'.format(k, v))
......
tools/program.py
浏览文件 @ 2062b509
...@@ -186,7 +186,10 @@ def train(config, ...@@ -186,7 +186,10 @@ def train(config,
model.train() model.train()
use_srn = config['Architecture']['algorithm'] == "SRN" use_srn = config['Architecture']['algorithm'] == "SRN"
model_type = config['Architecture']['model_type'] try:
model_type = config['Architecture']['model_type']
except:
model_type = None
if 'start_epoch' in best_model_dict: if 'start_epoch' in best_model_dict:
start_epoch = best_model_dict['start_epoch'] start_epoch = best_model_dict['start_epoch']
......
tools/train.py
浏览文件 @ 2062b509
...@@ -98,7 +98,6 @@ def main(config, device, logger, vdl_writer): ...@@ -98,7 +98,6 @@ def main(config, device, logger, vdl_writer):
eval_class = build_metric(config['Metric']) eval_class = build_metric(config['Metric'])
# load pretrain model # load pretrain model
pre_best_model_dict = load_dygraph_params(config, model, logger, optimizer) pre_best_model_dict = load_dygraph_params(config, model, logger, optimizer)
logger.info('train dataloader has {} iters'.format(len(train_dataloader))) logger.info('train dataloader has {} iters'.format(len(train_dataloader)))
if valid_dataloader is not None: if valid_dataloader is not None:
logger.info('valid dataloader has {} iters'.format( logger.info('valid dataloader has {} iters'.format(
......
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