{
  "schema": "silktrain-pilot-sample/v1",
  "synthetic": true,
  "locale": "zh-hans",
  "workflow": "time-series",
  "service": "data-documents",
  "title": "时间序列与传感器标注",
  "source_scenario": "监测信号出现短暂压力峰值，随后有一段采样缺失。",
  "expected_delivery": "带起止时间的事件、异常类别和缺失数据掩码。",
  "acceptance_check": "核实时间基准，区分传感器断档与实测零值。",
  "scoping_checklist": "准备有代表性的样本、类别定义、边界情况以及标明单位或坐标的导出结构。",
  "examples": [
    {
      "id": "TS-01",
      "series": "demo_pressure",
      "start_s": 0,
      "end_s": 18.4,
      "label": "baseline",
      "unit": "kPa",
      "missing": false
    },
    {
      "id": "TS-02",
      "series": "demo_pressure",
      "start_s": 18.4,
      "end_s": 19.1,
      "label": "spike",
      "unit": "kPa",
      "missing": false
    },
    {
      "id": "TS-03",
      "series": "demo_pressure",
      "start_s": 25,
      "end_s": 25.6,
      "label": "sampling_gap",
      "unit": "kPa",
      "missing": true
    }
  ]
}