Power frequent power failure work order information extraction method and system based on information extraction technology

• Main Authors: GUI YUAN, ZHENG ZHIDING, XIE DONGYUAN, YANG ZHAO, JIANG LEI
• Format: Patent
• Language: Chinese; English
• Published: 25.05.2021
• Subjects: CALCULATING; COMPUTING; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

The invention relates to the technical field of electric power, in particular to an electric power frequent power failure work order information extraction method and system based on an information extraction technology, and the method comprises the steps: marking a power failure information description text in a work order sample, positioning a starting position for describing power failure information based on a named entity recognition technology, and extracting the power failure information description text; extracting a power failure information number and a fault repair order number; classifying the power failure information and judging the power failure type, the power failure class, the power failure reason and the responsible department of each piece of power failure information; analyzing description characteristics of voltage grade fields and power failure times in the work order text, and extracting voltage grade and power failure times digital fields; and analyzing a writing mode of the power fai