{
  "title": "Inspectable Control for Structure-Preserving Software Regeneration",
  "doi": "10.1145/3803437.3807386",
  "dataset": "2,000 preprocessed Python functions from a CodeParrot Clean subset",
  "metrics": [
    "Parse rate",
    "Skeleton and signature preservation proxies",
    "Unlocked-position change rate",
    "Sample uniqueness and entropy"
  ],
  "sample_size": "2,000 preprocessed Python functions; conditional sample uniqueness is 0.998.",
  "uncertainty": "The two-page study reports point estimates without confidence intervals or multi-seed statistical analysis.",
  "conditions": "64-token functions, argmax decoding, 16 top-level codes and 32 lower-level codes; full locking exactly recovers the codec reconstruction.",
  "columns": [
    {
      "key": "setting",
      "label": "Setting"
    },
    {
      "key": "parse",
      "label": "Parse rate"
    },
    {
      "key": "skeleton",
      "label": "Skeleton"
    },
    {
      "key": "signature",
      "label": "Signature"
    },
    {
      "key": "change",
      "label": "Unlocked change"
    }
  ],
  "rows": [
    {
      "setting": "Input (truncated)",
      "parse": 0.994,
      "skeleton": 0.994,
      "signature": 0.994,
      "change": "—"
    },
    {
      "setting": "Codec reconstruction",
      "parse": 0.857,
      "skeleton": 0.848,
      "signature": 0.493,
      "change": 0
    },
    {
      "setting": "Unconditional generation",
      "parse": 0.453,
      "skeleton": 0.08,
      "signature": 0,
      "change": 0.995
    },
    {
      "setting": "Conditional, prefix k=4",
      "parse": 0.591,
      "skeleton": 0.295,
      "signature": 0.061,
      "change": 0.936
    },
    {
      "setting": "Conditional, signature span",
      "parse": 0.6,
      "skeleton": 0.302,
      "signature": 0.063,
      "change": "not reported"
    }
  ],
  "takeaway": "Coarse latent locking improves syntactic stability without collapsing change in the editable region; the result demonstrates structural control, not guaranteed functional equivalence."
}