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{
  "aggregator_params": {},
  "aggregator_type": "sum",
  "common_params": {
    "dropout": 0.1,
    "hidden_dim": 512,
    "interaction_encoder_enable": true,
    "interaction_encoder_ffn_dim": 1024,
    "interaction_encoder_n_heads": 8,
    "interaction_encoder_n_layers": 4,
    "projector_intermediate_dim": 512,
    "track_encoder_ffn_dim": 1024,
    "track_encoder_n_heads": 8,
    "track_encoder_n_layers": 4
  },
  "mm_dim": 1024,
  "object_interaction_encoder_enable": true,
  "object_interaction_encoder_params": {
    "dropout": 0.1,
    "hidden_dim": 1024,
    "n_heads": 8,
    "n_layers": 2
  },
  "per_feature_params": {
    "appearance": {
      "feature_encoder_params": {
        "emb_size": 128,
        "hidden_dim": 512
      },
      "feature_encoder_type": "parts_appearance",
      "hidden_dim": 512,
      "interaction_encoder_ffn_dim": 1024,
      "track_encoder_enable_motion_encoder": false,
      "track_encoder_ffn_dim": 1024
    },
    "bbox": {
      "feature_encoder_params": {
        "input_dim": 5
      },
      "feature_encoder_type": "motion"
    },
    "keypoints": {
      "feature_encoder_params": {
        "input_dim": 35
      },
      "feature_encoder_type": "motion"
    }
  },
  "similarity_prediction_head_hidden_dim": 1024,
  "sph_common_params": {
    "hidden_dim": 512
  },
  "sph_per_feature_params": {
    "appearance": {
      "hidden_dim": 512
    },
    "bbox": {
      "hidden_dim": 512
    },
    "keypoints": {
      "hidden_dim": 512
    }
  }
}