{
  "version": "1.0.0-no-param",
  "description": "SpecCLIP: Aligning and Translating Spectroscopic Measurements for Stars",
  "founation_models": {
    "encoders": {
      "xp_encoder": {
        "path": "encoders/xp_encoder.ckpt",
        "description": "Gaia XP spectrum encoder (epoch=191)",
        "input": "Gaia XP spectra (336-1020 nm)",
        "architecture": "SpecFormer"
      },
      "xp_encoder_ae_768": {
        "path": "encoders/xp_encoder_mlp.ckpt",
        "description": "Gaia XP spectrum encoder with autoencoders (epoch=191)",
        "input": "Gaia XP spectra (336-1020 nm)",
        "architecture": "MLP"
      },
      "lrs_encoder": {
        "path": "encoders/lrs_encoder.ckpt",
        "description": "LAMOST LRS spectrum encoder (epoch=128)",
        "input": "LAMOST LRS spectra (4000-5600 \u00c5)",
        "architecture": "SpecFormer"
      }
    },
    "specclip_models": {
      "specclip_model_base": {
        "path": "specclip/specclip_mlp.ckpt",
        "description": "SpecClip cross-modal model with unified embeddings, no decoders, xp encoded with mlp (epoch=110)",
        "architecture": "SpecClipModel_mlp"
      },
      "specclip_model_predrecon_mlp": {
        "path": "specclip/specclip_model_predrecon_mlp.ckpt",
        "description": "SpecClip cross-modal model with unified embeddings, both decoders, xp encoded with mlp (epoch=110)",
        "architecture": "SpecClipModel_reconstruct_embed768_mlp"
      },
      "specclip_model_split_mlp": {
        "path": "specclip/specclip_model_split_mlp.ckpt",
        "description": "SpecClip cross-modal model with split embeddings, both decoders, xp encoded with mlp  (epoch=110)",
        "architecture": "SpecClipModel_reconstruct_split_5122562_mlp_recordloss"
      }
    },
    "retrieval": {
      "model_path": "specclip/specclip_model_split_mlp.ckpt",
      "description": "Used for cross-modal retrieval and prediction"
    }
  },
  "test_data": {
    "gaia_lamost_split": {
      "path": "test_data/gaia_lamost_test_only.h5",
      "description": "Test set with paired Gaia XP and LAMOST LRS spectra",
      "size": "~10 MB",
      "contents": {
        "test/source_ids": "Gaia source identifiers",
        "test/gaia_spectra": "Gaia XP spectra (N, 343)",
        "test/lamost_spectra": "LAMOST LRS spectra (N, 1462)"
      },
      "required_for": [
        "retrieval",
        "embedding_database"
      ],
      "optional": true
    }
  },
  "wavelength_ranges": {
    "lamost_lrs": "4000-5600 \u00c5",
    "gaia_xp": "336-1020 nm"
  },
  "preprocessing": {
    "lamost_lrs": "GASPP continuum normalization + log-wavelength interpolation",
    "gaia_xp": "Linear interpolation + normalize at 550nm"
  }
}