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update cosine_decay doc

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tink2123 2020-06-12 12:09:55 +08:00
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15
doc/doc_ch/config.md
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@ -46,3 +46,18 @@
| img_set_dir | 数据集路径 | ./train_data | \ |
| label_file_path | 数据标签路径 | ./train_data/rec_gt_train.txt| \ |
| infer_img | 预测图像文件夹路径 | ./infer_img | \|
## 配置文件 Optimizer 系列参数介绍
以 `rec_icdar15_train.yml` 为例
| 字段 | 用途 | 默认值 | 备注 |
| :---------------------: | :---------------------: | :--------------: | :--------------------: |
| function | 选择优化器 | pocr.optimizer,AdamDecay | 目前只支持Adam方式 |
| base_lr | 设置初始学习率 | 0.0005 | \ |
| beta1 | 设置一阶矩估计的指数衰减率 | 0.9 | \ |
| beta2 | 设置二阶矩估计的指数衰减率 | 0.999 | \ |
| decay | 是否使用decay | \ | \ |
| function(decay) | 设置decay方式 | cosine_decay | \ |
| step_each_epoch | 每个epoch包含多少次迭代 | 20 | 计算方式：total_image_num / (batch_size_per_card * card_size) |
| total_epoch | 总共迭代多少个epoch | 1000 | 与Global.epoch_num 一致 |

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doc/doc_en/config_en.md
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@ -46,3 +46,18 @@ Take `rec_chinese_reader.yml` as an example:
| img_set_dir | Image folder path | ./train_data | \ |
| label_file_path | Groundtruth file path | ./train_data/rec_gt_train.txt| \ |
| infer_img | Result folder path | ./infer_img | \|
## Introduction to Optimizer parameters of Configuration file
Take `rec_icdar15_train.yml` as an example:
| Parameter | Use | Default | None |
| :---------------------: | :---------------------: | :--------------: | :--------------------: |
| function | Select Optimizer function | pocr.optimizer,AdamDecay | Only support Adam |
| base_lr | Set the base lr | 0.0005 | \ |
| beta1 | Set the exponential decay rate for the 1st moment estimates | 0.9 | \ |
| beta2 | Set the exponential decay rate for the 2nd moment estimates | 0.999 | \ |
| decay | Whether to use decay | \ | \ |
| function(decay) | Set the decay function | cosine_decay | \ |
| step_each_epoch | The number of steps in an epoch. | 20 | Calculation ：total_image_num / (batch_size_per_card * card_size) |
| total_epoch | The number of epochs | 1000 | Consistent with Global.epoch_num |