{
  "bundle": {
    "bundle_subdir": "bundle"
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  "hub": {
    "repo_id": null,
    "revision": null
  },
  "io": {
    "input_domain": null,
    "inputs": {
      "channel_meanings_tree": {
        "parameters": [
          "effective temperature",
          "surface gravity",
          "metallicity [Fe/H]"
        ]
      },
      "channel_names_tree": {
        "parameters": [
          "teff",
          "logg",
          "feh"
        ]
      },
      "channel_units_tree": {
        "parameters": [
          "K",
          "dex",
          "dex"
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      },
      "leaf_meanings_tree": {
        "parameters": "stellar labels"
      },
      "leaf_units_tree": null,
      "structure_tree": {
        "parameters": null
      }
    },
    "outputs": {
      "channel_meanings_tree": null,
      "channel_names_tree": null,
      "channel_units_tree": null,
      "leaf_meanings_tree": {
        "flux": "continuum-normalized flux vector on the shared wavelength grid"
      },
      "leaf_units_tree": {
        "flux": "dimensionless"
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      "structure_tree": {
        "flux": null
      }
    },
    "reference_scaling": null
  },
  "model": {
    "init_hints": {},
    "name": "mlp",
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      "activation": "gelu",
      "dtype": "float32",
      "hidden_sizes": [
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        128
      ]
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  },
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    "decay_steps": 0,
    "eps": 1e-08,
    "lr": 0.001,
    "name": "soap",
    "precondition_1d": false,
    "precondition_frequency": 10,
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    "warmup_steps": 1000,
    "weight_decay": 1e-05
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  "schema_version": 1,
  "seed": 0,
  "solver": {
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    "params": {}
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  "task": {
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    "params": {
      "loss": "mse"
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  },
  "training": {
    "batch_size": 128,
    "checkpoint_interval_steps": 500,
    "checkpoint_steps": null,
    "evaluation_interval_steps": 500,
    "evaluation_steps": null,
    "logging_interval_steps": 50,
    "logging_steps": null,
    "max_saved_checkpoints": 5,
    "num_steps": 10000,
    "shuffle": true,
    "shuffle_seed": 0,
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    "val_fraction": 0.1,
    "workdir": "./runs/from_bundle"
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}