Water traffic safety early-warning system and method based on geographical information system

The invention belongs to the technical field of traffic early-warning, and discloses a water traffic safety early-warning system and method based on a geographical information system. The water traffic safety early-warning system comprises a geographical information input system, a geographical information retrieval system, a geographical information read and contrast system, a distance monitoringsystem, and an early-warning alarming system; the geographical information input system is used for geographical information input and provides reference geographic information for water traffic; thegeographical information retrieval system is used for retrieving the surrounding environment of a driving route during traveling of a water traffic vehicle; the geographical information read and contrast system is used for contrast finding of surrounding geographic information after retrieving the geographic information, and positioning the position of various geographic information; the distancemonitoring system is used