{
  "format_version": 1,
  "created_at_utc": "2026-07-18T09:35:45.565967+00:00",
  "source_release": "v0709",
  "target_release": "v0718",
  "checkpoint": "/efm-nas/efm-nas/group-pretrain/anqi.yang/g05-opensource-release/v0718/g05-base/checkpoints/model_state_dict.pt",
  "scope": "g05-base only",
  "modified_keys": [
    "model.vlm.input_proj.weight",
    "model.vlm.output_proj.weight"
  ],
  "bar_tokens": [
    "<bos_blk>",
    "<eos_blk>",
    "<pad_action_token>"
  ],
  "bar_rows": [
    252187,
    252188,
    252189
  ],
  "preserved_rows": {
    "<EOV>": 252190,
    "<state>": 252191
  },
  "initialization": {
    "distribution": "normal",
    "seed": 20260718,
    "mean": -0.0005143742309883237,
    "std": 0.013915174640715122
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  "old_row_stats": [
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      "row": 252187,
      "mean": -0.01405270490795374,
      "std": 1.0181344747543335,
      "norm": 46.068641662597656
    },
    {
      "row": 252188,
      "mean": 0.016914457082748413,
      "std": 1.0156266689300537,
      "norm": 45.95717239379883
    },
    {
      "row": 252189,
      "mean": -0.07654735445976257,
      "std": 0.9920510649681091,
      "norm": 45.01763153076172
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  ],
  "new_row_stats": [
    {
      "row": 252187,
      "mean": -0.0005092731444165111,
      "std": 0.013932079076766968,
      "norm": 0.6307612657546997
    },
    {
      "row": 252188,
      "mean": -0.0006812938954681158,
      "std": 0.014249037019908428,
      "norm": 0.6454171538352966
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      "norm": 0.6370949149131775
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  ],
  "notes": "All non-BAR tensor values are intended to remain identical to v0709. Input and output projection BAR rows use identical values."
}