Japanese Short Answer Grading for Japanese Language Learners Using the Contextual Representation of BERT by Dyah Lalita Luhurkinanti, Prima Dewi Purnamasari, Takashi Tsunakawa, Anak Agung Putri Ratna

“…The best Pearson’s correlation for grading with similarities is obtained with the Tohoku BERT Base. The use of hiragana-kanji conversion improves the correlation to 0.615 for BERT and 0.593 for SBERT but does not show much improvement for RoBERTa. …”
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