libero10_task2_dit / config.json
Yi Zhang
Initial commit of pretrained policy
17e308e
{
"type": "dit",
"n_obs_steps": 5,
"normalization_mapping": {
"VISUAL": "MEAN_STD",
"STATE": "MIN_MAX",
"ACTION": "MIN_MAX"
},
"input_features": {
"observation.images.image": {
"type": "VISUAL",
"shape": [
3,
256,
256
]
},
"observation.images.wrist_image": {
"type": "VISUAL",
"shape": [
3,
256,
256
]
},
"observation.state": {
"type": "STATE",
"shape": [
8
]
},
"observation.state.joint": {
"type": "STATE",
"shape": [
7
]
}
},
"output_features": {
"action": {
"type": "ACTION",
"shape": [
7
]
}
},
"device": "cuda",
"use_amp": false,
"horizon": 16,
"n_action_steps": 8,
"vision_backbone_size": 18,
"pretrained_backbone_weights": null,
"avg_pool": true,
"vision_backbone_norm_name": "group_norm",
"vision_backbone_norm_num_groups": 16,
"use_spatial_softmax": false,
"vision_backbone": "resnet18",
"crop_shape": null,
"crop_is_random": false,
"use_group_norm": true,
"spatial_softmax_num_keypoints": 32,
"dim_model": 512,
"n_heads": 8,
"dropout": 0.1,
"dim_feedforward": 2048,
"feedforward_activation": "gelu",
"n_encoder_layers": 6,
"n_decoder_layers": 6,
"noise_scheduler_type": "DDIM",
"num_train_timesteps": 100,
"beta_schedule": "squaredcos_cap_v2",
"beta_start": 0.0001,
"beta_end": 0.02,
"prediction_type": "epsilon",
"clip_sample": true,
"set_alpha_to_one": true,
"steps_offset": 0,
"num_inference_steps": 10,
"do_mask_loss_for_padding": false,
"optimizer_lr": 0.0001,
"optimizer_betas": [
0.95,
0.999
],
"optimizer_eps": 1e-08,
"optimizer_weight_decay": 1e-06,
"optimizer_grad_clip_norm": 10.0,
"scheduler_name": "cosine",
"scheduler_warmup_steps": 500
}