INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM

According to one embodiment, an information processing apparatus includes a processor including a hardware. The processor performs augmentation on a token string included in acquired document data so as to maintain an arrangement of an original token string to generate a plurality of augmented token strings. The processor estimates a tag to be appended to each of the augmented token strings. The processor determines a tag to be appended to the token string based on the tag estimated for each of the augmented token strings.