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rec_r50_fpn_srn.yml 2.48 KB
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add srn for dygraph  
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Global:
  use_gpu: True
  epoch_num: 72
  log_smooth_window: 20
  print_batch_step: 5
  save_model_dir: ./output/rec/srn
  save_epoch_step: 3
  # evaluation is run every 5000 iterations after the 4000th iteration
  eval_batch_step: [0, 5000]
  # if pretrained_model is saved in static mode, load_static_weights must set to True
  cal_metric_during_train: True
  pretrained_model: 
  checkpoints:
  save_inference_dir:
  use_visualdl: False
  infer_img: doc/imgs_words/ch/word_1.jpg
  # for data or label process
  character_dict_path: 
  character_type: en
  max_text_length: 25
  num_heads: 8
  infer_mode: False
  use_space_char: False


Optimizer:
  name: Adam
  lr:
    name: Cosine
    learning_rate: 0.0001

Architecture:
  model_type: rec
  algorithm: SRN
  in_channels: 1
  Transform:
  Backbone:
    name: ResNetFPN
  Head:
    name: SRNHead
    max_text_length: 25
    num_heads: 8
    num_encoder_TUs: 2
    num_decoder_TUs: 4
    hidden_dims: 512

Loss:
  name: SRNLoss

PostProcess:
  name: SRNLabelDecode

Metric:
  name: RecMetric
  main_indicator: acc

Train:
  dataset:
    name: LMDBDataSet
    data_dir: ./train_data/srn_train_data_duiqi
    #label_file_list: ["./train_data/ic15_data/1.txt"]
    transforms:
      - DecodeImage: # load image
          img_mode: BGR
          channel_first: False
      - SRNLabelEncode: # Class handling label
      - SRNRecResizeImg:
          image_shape: [1, 64, 256]
      - KeepKeys:
          keep_keys: ['image',
                      'label',
                      'length',
                      'encoder_word_pos',
                      'gsrm_word_pos',
                      'gsrm_slf_attn_bias1',
                      'gsrm_slf_attn_bias2'] # dataloader will return list in this order
  loader:
    shuffle: False
    batch_size_per_card: 64
    drop_last: True
    num_workers: 4

Eval:
  dataset:
    name: LMDBDataSet
    data_dir: ./train_data/data_lmdb_release/evaluation
    transforms:
      - DecodeImage: # load image
          img_mode: BGR
          channel_first: False
      - SRNLabelEncode: # Class handling label
      - SRNRecResizeImg:
          image_shape: [1, 64, 256]
      - KeepKeys:
          keep_keys: ['image',
                      'label',
                      'length',
                      'encoder_word_pos',
                      'gsrm_word_pos',
                      'gsrm_slf_attn_bias1',
                      'gsrm_slf_attn_bias2'] 
  loader:
    shuffle: False
    drop_last: False
    batch_size_per_card: 32
    num_workers: 4