How to generate a subword string, a subword string generator, a subword string generator

摘要

PROBLEM TO BE SOLVED: To provide a method for generating a subword string for each subject, a subword string generator, and a subword string generation program in a document including a plurality of subjects. A document dividing device acquires a first feature amount representing a feature of a first word string, and acquires a second feature amount representing a feature of a second word string different from S3, S5, and the first word string. It is determined whether or not the first condition related to S4, S6, the first feature amount and the second feature amount is satisfied, and when S7 and the first condition are satisfied, a subword string including the first word string is generated. S9, S12 to do. [Selection diagram] Fig. 3