| 2026 | LREC | Construction of a Japanese RAG Benchmark Using Synthetic Documents on Non-existent Entities and Events. | Shengzhe Li, Masaya Ohagi, Hayato Tsukagoshi, Akihiko Fukuchi, Tomohide Shibata, Daisuke Kawahara |
| 2025 | ACL | Redundancy, Isotropy, and Intrinsic Dimensionality of Prompt-based Text Embeddings. | Hayato Tsukagoshi, Ryohei Sasano |
| 2025 | EMNLP | FrameEOL: Semantic Frame Induction using Causal Language Models. | Chihiro Yano, Kosuke Yamada, Hayato Tsukagoshi, Ryohei Sasano, Koichi Takeda |
| 2024 | ACL | Improving Sentence Embeddings with Automatic Generation of Training Data Using Few-shot Examples. | Soma Sato, Hayato Tsukagoshi, Ryohei Sasano, Koichi Takeda |
| 2024 | COLING | WikiSplit++: Easy Data Refinement for Split and Rephrase. | Hayato Tsukagoshi, Tsutomu Hirao, Makoto Morishita, Katsuki Chousa, Ryohei Sasano, Koichi Takeda |
| 2024 | EACL | Sentence Representations via Gaussian Embedding. | Shohei Yoda, Hayato Tsukagoshi, Ryohei Sasano, Koichi Takeda |
| 2021 | ACL | DefSent: Sentence Embeddings using Definition Sentences. | Hayato Tsukagoshi, Ryohei Sasano, Koichi Takeda |