dataset_conf:
    filter_conf:
        max_length: 2048
        min_length: 0
    resample_conf:
        resample_rate: 16000
    speed_perturb: false
    feature_extraction_conf:
        feature_type: 'fbank'
        num_mel_bins: 80
        frame_shift: 10
        frame_length: 25
        dither: 1.
    context_expansion: true
    context_expansion_conf:
        left: 2
        right: 2
    frame_skip: 3
    spec_aug: true
    spec_aug_conf:
        num_t_mask: 1
        num_f_mask: 1
        max_t: 20
        max_f: 10
    shuffle: true
    shuffle_conf:
        shuffle_size: 1500
    batch_conf:
        batch_size: 256

model:
    input_dim: 400
    preprocessing:
        type: none
    hidden_dim: 128
    backbone:
        type: fsmn
        input_affine_dim: 140
        num_layers: 4
        linear_dim: 250
        proj_dim: 128
        left_order: 10
        right_order: 2
        left_stride: 1
        right_stride: 1
        output_affine_dim: 140
    classifier:
        type: identity
        dropout: 0.1
    activation:
        type: identity


optim: adam
optim_conf:
    lr: 0.001
    weight_decay: 0.0001

training_config:
    grad_clip: 5
    max_epoch: 80
    log_interval: 10
    criterion: ctc