openpi-wu-4w / train_config.json
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{
"name": "pi0_libero",
"project_name": "openpi",
"exp_name": "pi0_wu_libero_g23",
"model": {
"action_dim": 32,
"action_horizon": 50,
"max_token_len": 48,
"dtype": "bfloat16",
"paligemma_variant": "gemma_2b",
"action_expert_variant": "gemma_300m",
"pi05": false,
"discrete_state_input": false,
"pytorch_compile_mode": "max-autotune"
},
"weight_loader": {
"params_path": "gs://openpi-assets/checkpoints/pi0_base/params"
},
"pytorch_weight_path": null,
"pytorch_training_precision": "bfloat16",
"lr_schedule": {
"warmup_steps": 1000,
"peak_lr": 2.5e-05,
"decay_steps": 30000,
"decay_lr": 2.5e-06
},
"optimizer": {
"b1": 0.9,
"b2": 0.95,
"eps": 1e-08,
"weight_decay": 1e-10,
"clip_gradient_norm": 1.0
},
"ema_decay": null,
"freeze_filter": "Nothing()",
"data": {
"repo_id": "physical-intelligence/libero",
"assets": {
"assets_dir": null,
"asset_id": null
},
"base_config": {
"repo_id": null,
"asset_id": null,
"norm_stats": null,
"repack_transforms": {
"inputs": [],
"outputs": []
},
"data_transforms": {
"inputs": [],
"outputs": []
},
"model_transforms": {
"inputs": [],
"outputs": []
},
"use_quantile_norm": false,
"action_sequence_keys": [
"actions"
],
"prompt_from_task": true,
"rlds_data_dir": null,
"action_space": null,
"datasets": []
},
"extra_delta_transform": true
},
"assets_base_dir": "./assets",
"checkpoint_base_dir": "checkpoints",
"seed": 42,
"batch_size": 128,
"num_workers": 2,
"num_train_steps": 50000,
"log_interval": 100,
"save_interval": 2500,
"keep_period": 5000,
"overwrite": false,
"resume": false,
"wandb_enabled": false,
"policy_metadata": null,
"fsdp_devices": 1
}