[Retracted] Research on a Good Life and Coordinated Development Based on Intelligent Communication and k-Means Algorithm

Table 2

China’s main work in intelligent transportation systems.

Chronology	Theory and applied theory research	Applied technology research
Mid-70s to early 80s	Traffic flow theory	Point, line, and area control computer software
	Traffic engineering	Development of signals and detectors
Mid-80s to early 90s	Highway monitoring system model	Driving psychology traffic engineering CAD electronic toll collection system
	Automatic traffic jam judgment model	Urban traffic management system
Mid-90s to present	Research on road capacity	ITS development strategy research
	Utility analysis of road users	GIS application research and development