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"}]}

数据分析与诊断

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。