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| log_dir: "Models/LibriTTS" | |
| first_stage_path: "first_stage.pth" | |
| save_freq: 1 | |
| log_interval: 10 | |
| device: "cuda" | |
| epochs_1st: 50 # number of epochs for first stage training (pre-training) | |
| epochs_2nd: 30 # number of peochs for second stage training (joint training) | |
| batch_size: 16 | |
| max_len: 300 # maximum number of frames | |
| pretrained_model: "" | |
| second_stage_load_pretrained: true # set to true if the pre-trained model is for 2nd stage | |
| load_only_params: false # set to true if do not want to load epoch numbers and optimizer parameters | |
| F0_path: "Utils/JDC/bst.t7" | |
| ASR_config: "Utils/ASR/config.yml" | |
| ASR_path: "Utils/ASR/epoch_00080.pth" | |
| PLBERT_dir: 'Utils/PLBERT/' | |
| data_params: | |
| train_data: "Data/train_list.txt" | |
| val_data: "Data/val_list.txt" | |
| root_path: "" | |
| OOD_data: "Data/OOD_texts.txt" | |
| min_length: 50 # sample until texts with this size are obtained for OOD texts | |
| preprocess_params: | |
| sr: 24000 | |
| spect_params: | |
| n_fft: 2048 | |
| win_length: 1200 | |
| hop_length: 300 | |
| model_params: | |
| multispeaker: true | |
| dim_in: 64 | |
| hidden_dim: 512 | |
| max_conv_dim: 512 | |
| n_layer: 3 | |
| n_mels: 80 | |
| n_token: 178 # number of phoneme tokens | |
| max_dur: 50 # maximum duration of a single phoneme | |
| style_dim: 128 # style vector size | |
| dropout: 0.2 | |
| # config for decoder | |
| decoder: | |
| type: 'hifigan' # either hifigan or istftnet | |
| resblock_kernel_sizes: [3,7,11] | |
| upsample_rates : [10,5,3,2] | |
| upsample_initial_channel: 512 | |
| resblock_dilation_sizes: [[1,3,5], [1,3,5], [1,3,5]] | |
| upsample_kernel_sizes: [20,10,6,4] | |
| # speech language model config | |
| slm: | |
| model: 'microsoft/wavlm-base-plus' | |
| sr: 16000 # sampling rate of SLM | |
| hidden: 768 # hidden size of SLM | |
| nlayers: 13 # number of layers of SLM | |
| initial_channel: 64 # initial channels of SLM discriminator head | |
| # style diffusion model config | |
| diffusion: | |
| embedding_mask_proba: 0.1 | |
| # transformer config | |
| transformer: | |
| num_layers: 3 | |
| num_heads: 8 | |
| head_features: 64 | |
| multiplier: 2 | |
| # diffusion distribution config | |
| dist: | |
| sigma_data: 0.2 # placeholder for estimate_sigma_data set to false | |
| estimate_sigma_data: true # estimate sigma_data from the current batch if set to true | |
| mean: -3.0 | |
| std: 1.0 | |
| loss_params: | |
| lambda_mel: 5. # mel reconstruction loss | |
| lambda_gen: 1. # generator loss | |
| lambda_slm: 1. # slm feature matching loss | |
| lambda_mono: 1. # monotonic alignment loss (1st stage, TMA) | |
| lambda_s2s: 1. # sequence-to-sequence loss (1st stage, TMA) | |
| TMA_epoch: 5 # TMA starting epoch (1st stage) | |
| lambda_F0: 1. # F0 reconstruction loss (2nd stage) | |
| lambda_norm: 1. # norm reconstruction loss (2nd stage) | |
| lambda_dur: 1. # duration loss (2nd stage) | |
| lambda_ce: 20. # duration predictor probability output CE loss (2nd stage) | |
| lambda_sty: 1. # style reconstruction loss (2nd stage) | |
| lambda_diff: 1. # score matching loss (2nd stage) | |
| diff_epoch: 10 # style diffusion starting epoch (2nd stage) | |
| joint_epoch: 15 # joint training starting epoch (2nd stage) | |
| optimizer_params: | |
| lr: 0.0001 # general learning rate | |
| bert_lr: 0.00001 # learning rate for PLBERT | |
| ft_lr: 0.00001 # learning rate for acoustic modules | |
| slmadv_params: | |
| min_len: 400 # minimum length of samples | |
| max_len: 500 # maximum length of samples | |
| batch_percentage: 0.5 # to prevent out of memory, only use half of the original batch size | |
| iter: 20 # update the discriminator every this iterations of generator update | |
| thresh: 5 # gradient norm above which the gradient is scaled | |
| scale: 0.01 # gradient scaling factor for predictors from SLM discriminators | |
| sig: 1.5 # sigma for differentiable duration modeling | |