Method for calculating for weight score of word ussing sub-importance

摘要

A method of calculating a word's importance score is provided. The method for calculating the importance score of the word includes: obtaining, by a server, a word to be calculated for the importance score from the target patent document; The server includes the first detailed importance of the word in the entire patent document, the second detailed importance of the word in the patent classification information corresponding to the technical field information of the target patent document, and the word in the entire patent document. Calculating one or more detailed importance degrees of the third detailed importance of the searched patent document; And calculating, by the server, the importance score of the word based on at least one of the first detailed importance, the second detailed importance, and the third detailed importance.