OpenOCR-Demo / openrec /metrics /rec_metric_mgp.py
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from .rec_metric import RecMetric
class RecMPGMetric(object):
def __init__(self,
main_indicator='acc',
is_filter=False,
ignore_space=True,
stream=False,
with_ratio=False,
max_len=25,
max_ratio=4,
**kwargs):
self.main_indicator = main_indicator
self.is_filter = is_filter
self.ignore_space = ignore_space
self.eps = 1e-5
self.char_metric = RecMetric(main_indicator=main_indicator,
is_filter=is_filter,
ignore_space=ignore_space,
stream=stream,
with_ratio=with_ratio,
max_len=max_len,
max_ratio=max_ratio)
self.bpe_metric = RecMetric(main_indicator=main_indicator,
is_filter=is_filter,
ignore_space=ignore_space,
stream=stream,
with_ratio=with_ratio,
max_len=max_len,
max_ratio=max_ratio)
self.wp_metric = RecMetric(main_indicator=main_indicator,
is_filter=is_filter,
ignore_space=ignore_space,
stream=stream,
with_ratio=with_ratio,
max_len=max_len,
max_ratio=max_ratio)
self.final_metric = RecMetric(main_indicator=main_indicator,
is_filter=is_filter,
ignore_space=ignore_space,
stream=stream,
with_ratio=with_ratio,
max_len=max_len,
max_ratio=max_ratio)
def __call__(self,
pred_label,
batch=None,
training=False,
*args,
**kwargs):
char_metric = self.char_metric((pred_label[0], pred_label[-1]),
batch,
training=training)
bpe_metric = self.bpe_metric((pred_label[1], pred_label[-1]),
batch,
training=training)
wp_metric = self.wp_metric((pred_label[2], pred_label[-1]),
batch,
training=training)
final_metric = self.final_metric((pred_label[3], pred_label[-1]),
batch,
training=training)
final_metric['char_acc'] = char_metric['acc']
final_metric['char_norm_edit_dis'] = char_metric['norm_edit_dis']
final_metric['bpe_acc'] = bpe_metric['acc']
final_metric['bpe_norm_edit_dis'] = bpe_metric['norm_edit_dis']
final_metric['wp_acc'] = wp_metric['acc']
final_metric['wp_norm_edit_dis'] = wp_metric['norm_edit_dis']
return final_metric
def get_metric(self):
"""
return metrics {
'acc': 0,
'norm_edit_dis': 0,
}
"""
char_metric = self.char_metric.get_metric()
bpe_metric = self.bpe_metric.get_metric()
wp_metric = self.wp_metric.get_metric()
final_metric = self.final_metric.get_metric()
final_metric['char_acc'] = char_metric['acc']
final_metric['char_norm_edit_dis'] = char_metric['norm_edit_dis']
final_metric['bpe_acc'] = bpe_metric['acc']
final_metric['bpe_norm_edit_dis'] = bpe_metric['norm_edit_dis']
final_metric['wp_acc'] = wp_metric['acc']
final_metric['wp_norm_edit_dis'] = wp_metric['norm_edit_dis']
return final_metric