{
  "title": "Wind turbine sensor review records for AI",
  "source_page": "https://fiund.com/industries/wind-turbine-sensor-review-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Track a value's review status without overwriting its origin",
    "context": "Artificial raw and reviewed traces demonstrate data-version interpretation. The example uses generic counts and contains no turbine telemetry or performance assessment.",
    "records": [
      [
        "RAW-V1",
        "Original practice export",
        "At 12:00 the value is 0; at 12:05 the observation is absent; at 12:10 the value is 5."
      ],
      [
        "REVIEW-V2",
        "Reviewed copy",
        "The 12:00 value is excluded with a review flag. The 12:05 observation remains absent. The 12:10 value is corrected to 4 with a revision note."
      ],
      [
        "LINK-V2",
        "Version relation",
        "V2 references V1's same practice interval and preserves each original timestamp."
      ]
    ],
    "question": "Which point was excluded, which was never present and which was corrected?",
    "answer": "The original 12:00 zero existed and was later excluded; it was not originally missing. The 12:05 observation was absent in V1 and remains absent. The 12:10 point changed from 5 to a reviewed value of 4. Keep raw value, reviewed value, presence and review action separate. The packet gives no equipment explanation for those data-review decisions.",
    "failureModes": [
      "Calling an excluded original value a never-recorded observation.",
      "Treating a corrected value as the unmodified raw measurement.",
      "Collapsing all null outputs into one missingness category."
    ],
    "fields": [
      [
        "Raw and reviewed version",
        "Preserve the lineage and original value."
      ],
      [
        "Review action",
        "Distinguish exclusion, correction and no supplied observation."
      ],
      [
        "Timestamp and reason reference",
        "Keep each decision linked to the exact point and review note."
      ]
    ],
    "holdout": "Supply a correction note for 12:15 with no matching raw point. The model should identify the unmatched correction instead of moving it to 12:10.",
    "boundary": "Use synthetic records only. Exclude equipment access, real identifiers, controls, locations and private generation figures. No maintenance or setting recommendation is made."
  }
}