Device and method for correcting context sensitive spelling error using masked language model

Abstract

Disclosed is a device for correcting a context sensitive spelling error using a masked language model. The device includes an input unit for inputting a sentence for correction; a correction target word check unit for checking an input sentence in units of a word and searching for a context spelling error; a candidate editing distance selection unit for calculating an editing distance between a word to be corrected and a word dictionary to select a candidate word; a mask candidate generation unit for calculating a distance between an entire context around the word to be corrected and candidate words filtered by the candidate editing distance selection unit; and a correction word presentation unit for selecting a final correction word based on a distance calculation value.

Dependencies are inferred from the claim text.