config.json

{
  "camera_attn_class": {
    "_partial_": true,
    "_target_": "vggttt.nets.vggt.layers.attention.Attention"
  },
  "global_attn_class": {
    "_partial_": true,
    "_target_": "vggttt.nets.ttt_attention.FastWeightAttention",
    "base_lr": 0.01,
    "div_lr_by_seq_len": false,
    "mlp_ratio": 4,
    "muon_update_steps": 5,
    "num_steps": 2,
    "short_conv_size_qkv": [
      0,
      0,
      3
    ]
  },
  "gradient_checkpoint": true,
  "img_size": 518,
  "init_weights": "VGGT-1B",
  "use_point_head": true,
  "use_track_head": false
}