{"created":"2025-09-05T05:14:05.095841+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:02004363","sets":["1164:4179:1740452116224:1757047662412"]},"path":["1757047662412"],"owner":"80578","recid":"2004363","title":["PLaMo Translate: 翻訳特化大規模言語モデルの開発"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2025-09-14"},"_buckets":{"deposit":"0c81d161-4795-4eac-859c-74fac2d850e5"},"_deposit":{"id":"2004363","pid":{"type":"depid","value":"2004363","revision_id":0},"owners":[80578],"status":"published","created_by":80578},"item_title":"PLaMo Translate: 翻訳特化大規模言語モデルの開発","author_link":[],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"PLaMo Translate: 翻訳特化大規模言語モデルの開発","subitem_title_language":"ja"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"翻訳・多言語","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2025-09-14","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"株式会社Preferred Networks"},{"subitem_text_value":"株式会社Preferred Networks"},{"subitem_text_value":"株式会社Preferred Networks"},{"subitem_text_value":"株式会社Preferred Networks"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/2004363/files/IPSJ-NL25265010.pdf","label":"IPSJ-NL25265010.pdf"},"date":[{"dateType":"Available","dateValue":"2027-09-14"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-NL25265010.pdf","filesize":[{"value":"249.8 KB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"23"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"23b1f931-b7e9-410a-8894-ebb5b85ab9ef","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2025 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"今城,健太郎"}]},{"creatorNames":[{"creatorName":"平野,正徳"}]},{"creatorNames":[{"creatorName":"野沢,健人"}]},{"creatorNames":[{"creatorName":"中鉢,魁三郎"}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10115061","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8779","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"大規模言語モデル(LLM)の発展により、自然言語処理タスクの性能は飛躍的に向上したが、翻訳タスクに特化したモデルの最適化は依然として課題である。本研究では、日本語と英語の翻訳に特化した大規模言語モデル「plamo-2-translate」を提案する。提案モデルは、専用のフォーマットを活用した入出力制御、対訳コーパスと合成データを用いたファインチューニング、Iterative DPOによる最適化を組み合わせ、流暢で文脈に即した翻訳を実現する。評価実験では、BLEU、chrF、BERTScore、COMET、GEMBA-MQMなどの複数の指標において、ベースモデルや他のLLMと比較して同等以上の性能を達成し、特に人間の評価に近いGEMBA-MQMで顕著な改善を確認した。さらに、文体指定やコンテキスト保持などの機能を備え、多様な翻訳ニーズに対応する。本研究で構築したモデルは、Huggingfaceを通じて公開しており、そのほかも様々な形態での公開を進めている。","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告自然言語処理（NL）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2025-09-14","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"10","bibliographicVolumeNumber":"2025-NL-265"}]},"relation_version_is_last":true,"weko_creator_id":"80578"},"id":2004363,"updated":"2025-09-05T05:14:09.028107+00:00","links":{}}