著作

最新の業績リストはGoogle Scholarで公開されています。

書籍

• 大規模言語モデル入門Ⅱ〜生成型LLMの実装と評価
  山田育矢 (著・監修), 鈴木正敏, 西川荘介, 藤井一喜, 山田康輔, 李凌寒
  技術評論社, 2024

査読あり国際会議

• Search Query Embeddings via User-behavior-driven Contrastive Learning
  Sosuke Nishikawa, Jun Hirako, Nobuhiro Kaji, Koki Watanabe, Hiroki Asano, Koki Watanabe, Souta Yamashiro, Shumpei Sano
  Proceedings of the 2025 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, Industry Track (NAACL 2025 Industry Track)

• EASE: Entity-Aware Contrastive Learning of Sentence Embedding
  Sosuke Nishikawa, Ryokan Ri, Ikuya Yamada, Yoshimasa Tsuruoka, Isao Echizen
  Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL-HLT 2022, Oral)
  [paper] / [code] / [slide] / [model]

• A Multilingual Bag-of-Entities Model forZero-Shot Cross-Lingual Text Classification
  Sosuke Nishikawa, Ikuya Yamada, Yoshimasa Tsuruoka, Isao Echizen
  Proceedings of the 26th SIGNLL Conference on Computational Natural Language Learning (CoNLL 2022, Oral)
  [paper] / [slide]

• Data Augmentation with Unsupervised Machine Translation Improves the Structural Similarity of Cross-lingual Word Embeddings
  Sosuke Nishikawa, Ryokan Ri, Yoshimasa Tsuruoka
  Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing: Student Research Workshop, pages 163–173, Online. (ACL-SRW 2021)
  [paper] / [code (downstream tasks)] / [slide]

• Closer Look at the Transferability of Adversarial Examples: How They Fool Different Models Differently
  Futa Waseda, Sosuke Nishikawa, Trung-Nghia Le, Huy H. Nguyen, Isao Echizen
  Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision (WACV 2023)
  [paper]

査読なし国内会議 / その他

• ユーザ行動ログに基づくクエリ理解のための検索クエリ埋め込み
  Sosuke Nishikawa, Jun Hirako, Nobuhiro Kaji, Koki Watanabe, Hiroki Asano, Koki Watanabe, Souta Yamashiro, Shumpei Sano
  Proceedings of the 31th Annual Meeting of the Association for Natural Language Processing (NLP 2025)

• 検索クリックログに基づくクエリ理解に特化した埋め込み
  Sosuke Nishikawa, Jun Hirako, Shumpei Sano, Hiroki Asano, Koki Watanabe, Souta Yamashiro, Nobuhiro Kaji
  19th Symposium of Young Researcher Association for NLP Studies (YANS 2024)

• 検索クエリにおける共起情報を活用した非曖昧ドメイン固有語辞書の構築: ランドマークの事例
  Sosuke Nishikawa, Souta Yamashiro, Hiroki Asano, Shumpei Sano, Manabu Sassano
  Proceedings of the 29th Annual Meeting of the Association for Natural Language Processing (NLP 2023)
  [paper]

• エンティティの言語間リンクに基づく多言語モデルの構築
  Sosuke Nishikawa, Ikuya Yamada, Yoshimasa Tsuruoka, Isao Echizen
  Proceedings of the 27th Annual Meeting of the Association for Natural Language Processing (NLP 2021)
  [paper] / [poster]

• マルチラベル分類による材料推薦モデル
  Yusuke Fukasawa, Jun Harashima, Sosuke Nishikawa
  Proceedings of the 27th Annual Meeting of the Association for Natural Language Processing (NLP 2021)
  [paper]

• 教師なし機械翻訳の出力結果から作成したBilingual Word Embeddingsの分析
  Sosuke Nishikawa, Yoshimasa Tsuruoka
  Proceedings of the 26th Annual Meeting of the Association for Natural Language Processing (NLP 2020)
  [paper] / [poster]

• Studio Ousia at the NTCIR-15 SHINRA2020-ML Task
  Sosuke Nishikawa, Ikuya Yamada
  Proceedings of the 15th NTCIR Conference on Evaluation of Information Access Technologies, December 8-11, 2020 Tokyo Japan (NTCIR-15)
  [paper] / [poster]

• EASE: Entity-Aware Contrastive Learning of Sentence Embedding
  Sosuke Nishikawa
  自然言語処理, 2022, Volume 29, Issue 4, Pages 1290-1296, December 2022.
  [paper]

学位論文

• 教師なし機械翻訳の出力結果から作成した多言語埋め込み表現の学習, 卒業論文

• 知識ベースを活用した汎用多言語モデル, 修士論文 (電子情報学専攻長賞)