模型证据

规则口径、阈值和证据字段

PoC 阶段采用可解释规则模型，每个标签均保留 `confidence`、`rule_version` 和 `evidence_json`，便于业务复核与后续调参。

home_v0.1

居住地识别

home_days, home_night_signals, home_stay_minutes

work_v0.1

work_days, work_day_signals, work_stay_minutes

employment_v0.1-xs

age, work_days, work_day_signals, regular_activity_days

unemployment_v0.1

early_work_days, recent_work_days, recent_home_days, recruitment_visits

gig_worker_v0.1-xs

ride_app_days, ride_app_minutes, xs_ride_mobile_days, work_days

gig_worker_v0.1-xs

delivery_app_days, delivery_peak_days, high_call_days

验证摘要

阶段 5 输出就业用户 753 人、疑似失业 78 人；阶段 6 输出网约车司机 240 人、外卖骑手 240 人，并与 ground truth 样本完全对齐。XS 阶段阈值已在规则文档中保留严格口径字段，后续 S/M 数据量可继续调参。