This punctuation mark delete model training device generates, through machine training, a punctuation mark delete model for determining the propriety of a punctuation mark imparted to text obtained by a speech recognition process, the device comprising: a first training data generation unit which generates, on the basis of a first text corpus composed from the text obtained by the speech recognition process, first training data composed of a pair of an input sentence, which is formed by a punctuation mark, a preamble that is a sentence in which the punctuation mark is imparted to the end of the sentence, and postamble that is a sentence immediately after the punctuation mark, and a label that indicates the propriety of imparting the punctuation mark; and a model training unit which updates parameters of the punctuation mark delete model on the basis of an error between the label and a probability obtained by inputting the input sentence of the first training data to the punctuation mark delete model.
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