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验证溢出是否成立，计算排队比、饱和度、绿灯利用率等核心指标。Use when phase is data_analysis_diagnosis.
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Based on SOC occupation classification
将策略转为可执行配时方案草案。Use when phase is plan_generation.
形成主因判断并引入相似案例增强可信度。Use when phase is cause_analysis.
从单点加绿升级为干线联控的治理策略原则。Use when phase is strategy_generation.
将用户自然语言描述解析为结构化诊断工单。Use when phase is intent_understanding.
| name | data-analysis-diagnosis |
| description | 验证溢出是否成立，计算排队比、饱和度、绿灯利用率等核心指标。Use when phase is data_analysis_diagnosis. |
| metadata | {"skill_id":"data_analysis_diagnosis","display_name":"数据分析与诊断","phase":"data_analysis_diagnosis","version":"0.1.0","enabled":true,"handler_class":"DataAnalysisDiagnosisSkill","script_files":["scripts/analyze_overflow.py"],"reference_files":["references/rules.md","references/thresholds.md"],"resource_files":{},"execution_steps":[{"step_id":"verify_overflow","title":"溢出验证","instruction":"计算排队比并结合饱和度、绿灯利用率验证溢出问题是否成立。","script":"scripts/analyze_overflow.py","function":"analyze_overflow"}]} |
借鉴路口场景认知与流量溯源可视化契约，对目标路口、直接下游信控节点、上游来车进行同构指标分析。
metrics / by_turndownstream_trace：目标进口左转/直行/右转的一跳去向、占比、承接能力（对齐 FlowTraceMap）；治理护栏仍以票据选中转向为准flow_trace：上游来源路径、entry_traces、governance_hintsarterial_analysis：上游到达/放行、剩余空间、控流建议downstream_diagnosis：下游信控节点同构对比与放行判断map_scenes：前端地图可视化载荷