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{
"model_type": "autoencoder",
"sample_size": 12000,
"sample_rate": 24000,
"audio_channels": 1,
"model": {
"encoder": {
"type": "oobleck",
"config": {
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"channels": 128,
"c_mults": [1, 2, 4, 8],
"strides": [2, 4, 6, 10],
"latent_dim": 256,
"use_snake": true
}
},
"decoder": {
"type": "oobleck",
"config": {
"out_channels": 1,
"channels": 128,
"c_mults": [1, 2, 4, 8],
"strides": [2, 4, 6, 10],
"latent_dim": 128,
"use_snake": true,
"final_tanh": false
}
},
"bottleneck": {
"type": "vae"
},
"latent_dim": 128,
"downsampling_ratio": 480,
"io_channels": 1
},
"training": {
"learning_rate": 1.5e-4,
"warmup_steps": 0,
"use_ema": false,
"optimizer_configs": {
"autoencoder": {
"optimizer": {
"type": "AdamW",
"config": {
"betas": [0.8, 0.99],
"lr": 1.5e-4,
"weight_decay": 1e-3
}
},
"scheduler": {
"type": "InverseLR",
"config": {
"inv_gamma": 200000,
"power": 0.5,
"warmup": 0.999
}
}
},
"discriminator": {
"optimizer": {
"type": "AdamW",
"config": {
"betas": [0.8, 0.99],
"lr": 3e-4,
"weight_decay": 1e-3
}
},
"scheduler": {
"type": "InverseLR",
"config": {
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"power": 0.5,
"warmup": 0.999
}
}
}
},
"loss_configs": {
"discriminator": {
"type": "encodec",
"config": {
"filters": 64,
"n_ffts": [1280, 640, 320, 160, 80],
"hop_lengths": [320, 160, 80, 40, 20],
"win_lengths": [1280, 640, 320, 160, 80]
},
"weights": {
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"feature_matching": 5.0
}
},
"spectral": {
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"config": {
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"hop_sizes": [320, 160, 80, 40, 20, 10, 5],
"win_lengths": [1280, 640, 320, 160, 80, 40, 20],
"perceptual_weighting": true
},
"weights": {
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}
},
"time": {
"type": "l1",
"weights": {
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}
},
"bottleneck": {
"type": "kl",
"weights": {
"kl": 1e-4
}
}
},
"demo": {
"demo_every": 10000
}
}
} |