Logistics rate adjustment method and system based on oil price linkage

The invention relates to a logistics rate adjustment method and system based on oil price linkage, and belongs to the technical field of natural language processing. The method comprises the steps that a target webpage is set, a theme area is selected through structural information of the target webpage, and structured data are obtained in the theme area through field positioning; eliminating structured data redundant information by establishing a regional data model, and performing information extraction to obtain real-time oil price data; obtaining a time period effective rate table and a rate adjustment threshold value, and if the oil price datum floating of the oil price data based on the effective rate table is greater than the rate adjustment threshold value, generating a new rate table; and a rate change request is sent to the system monitoring center through the forwarding port, the validity period of the effective rate table is modified after a confirmation request is received, and a new rate table i