Manato Tajiri

Manato Tajiri田尻 愛斗

M.S. student at UEC (Inaba Lab). COO at B-Roca Inc. Conversational Recommendation Systems · Dialogue Systems · Recommendation Systems · Dialogue Summarization.電気通信大学 修士2年（稲葉研究室）。株式会社B-Roca COO。推薦対話システム・対話システム・推薦システム・対話要約。

Refining Text Generation via Direct Preference Optimization for Long-Context Conversational Recommendation

Published in Journal of Natural Language Processing, 2026

Peer-reviewed journal article, published in Journal of Natural Language Processing Vol. 33, No. 2, pp. 957–988 (15 June 2026).

J-STAGE article page · DOI: 10.5715/jnlp.33.957

This work extends our CRS × DPO framework to handle long dialogue contexts, improving recommendation response generation when the dialogue history is too long for a short window.

Recommended citation: Manato Tajiri, Michimasa Inaba. (2026). "Refining Text Generation via Direct Preference Optimization for Long-Context Conversational Recommendation." Journal of Natural Language Processing, Vol. 33, No. 2, pp. 957–988.
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