Intelligent route recommendation method and system based on global historical ship tracks
A technology for ships and routes, applied in the field of intelligence and shipping informatization, it can solve problems such as high computing and storage costs, inability to fully consider input factors, and shipping scenarios affected by complex factors.
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[0033] The present invention will be described below in conjunction with the accompanying drawings.
[0034] The present invention relates to an intelligent route recommendation method based on global ship historical tracks, the flow chart of the method is as follows figure 1 As shown, the following steps are included in sequence:
[0035] Data collection and preprocessing steps: collect AIS data, and preprocess the collected AIS data, the preprocessing includes correction of abnormal coordinates, formation of ship status, port matching and flight section generation, so as to compare the historical trajectory of the ship with the port Establish accurate associations between nodes; specifically, use psycopg2 in the Python language (PostgreSQL database interface of the Python language) to connect to the PostgreSQL database, query the AIS data of all ships from the PostgreSQL database, obtain the original AIS data stream, and obtain the AIS After the data, the data is cleaned to...
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