Publications - LY Corporation R&D

OTHERS (INTERNATIONAL)
Online Register for Dual-Mode Self-Supervised Speech Models: Mitigating The Lack of Future Context: Keita Goto, Takashi Maekaku, Jin Sakuma, Jinchuan Tian (Carnegie Mellon University), Yusuke Shinohara, Shinji Watanabe (Carnegie Mellon University); arXiv.org (arXiv); March 02, 2026

CONFERENCE (DOMESTIC)
WIS: 大規模言語モデルを用いた実用的なデータベース並行性異常検出・評価システム: 中園翔; 第18回データ工学と情報マネジメントに関するフォーラム（第24回日本データベース学会年次大会） (DEIM 2026); March 01, 2026

CONFERENCE (INTERNATIONAL)
Did the Writer Actually Visit the Location? Analysis of Location Reviews from Visit Experience: Aitaro Yamamoto (Nara Institute of Science and Technology), Hiroki Ouchi (Nara Institute of Science and Technology), Kota Tsubouchi, Tatsuo Yamashita, Ryo Tsujimoto (Nara Institute of Science and Technology), Yuki Matsuda (Okayama University/Nara Institute of Science and Technology), Hirohiko Suwa (Nara Institute of Science and Technology); International Joint Conference on Natural Language Processing & Asia-Pacific Chapter of the Association for Computational Linguistics, 2025 (IJCNLP-AACL 2025); February 19, 2026

OTHERS (INTERNATIONAL)
Bagpiper: Solving Open-Ended Audio Tasks via Rich Captions: Jinchuan Tian (Carnegie Mellon University), Haoran Wang (Carnegie Mellon University), Bo-Hao Su (Carnegie Mellon University), Chien-Yu Huang (Carnegie Mellon University), Qingzheng Wang (Carnegie Mellon University), Jiatong Shi (Carnegie Mellon University), William Chen (Carnegie Mellon University), Xun Gong (Carnegie Mellon University), Siddhant Arora (Carnegie Mellon University), Chin-Jou Li (Carnegie Mellon University), Masao Someki (Carnegie Mellon University), Takashi Maekaku, Keita Goto, Yusuke Shinohara, Jin Sakuma, Chao-Han Huck Yang (NVIDIA Research), Shinji Watanabe (Carnegie Mellon University); arXiv.org (arXiv); February 06, 2026

OTHERS (INTERNATIONAL)
Inference-Aware Meta-Alignment of LLMs via Non-Linear GRPO: Shokichi Takakura, Akifumi Wachi, Rei Higuchi (The University of Tokyo/RIKEN AIP), Kohei Miyaguchi, Taiji Suzuki (The University of Tokyo/RIKEN AIP); arXiv.org (arXiv); February 03, 2026

OTHERS (INTERNATIONAL)
A Relative-Budget Theory for Reinforcement Learning with Verifiable Rewards in Large Language Model Reasoning: Akifumi Wachi, Hirota Kinoshita (Toyota Technological Institute at Chicago), Shokichi Takakura, Rei Higuchi (University of Tokyo/RIKEN AIP), Taiji Suzuki (University of Tokyo/RIKEN AIP); arXiv.org (arXiv); February 02, 2026

JOURNAL (INTERNATIONAL)
Constant Rate Scheduling: A General Framework for Optimizing Diffusion Noise Schedule via Distributional Change: Shuntaro Okada, Kenji Doi, Ryota Yoshihashi, Hirokatsu Kataoka, Tomohiro Tanaka; Transactions on Machine Learning Research (TMLR); January 30, 2026

JOURNAL (DOMESTIC)
Image Style Transfer Model Retrieval using Transformer Encoder and Learning to Rank: Huu-Long Pham (Hyougo university), Yoshiyuki Shoji (Shizuoka university), Sumio Fujita, Hiroaki Ohshima (Hyougo university); 情報処理学会論文誌データベース (IPSJ-TOD); January 26, 2026

OTHERS (INTERNATIONAL)
Validating Behavioral Proxies for Disease Risk Monitoring via Large-Scale E-commerce Data: Naomi Sasaya, Shigefumi Kishida (Anicom Insurance, Inc.), Ryo Kikuchi (Anicom Insurance, Inc.), Akira Tajima; arXiv.org (arXiv); January 21, 2026

OTHERS (INTERNATIONAL)
A Tool for Estimating Success Rates of Raycasting-Based Object Selection in Virtual Reality: Tatsuya Okuno (Meiji University), Haruto Shimizu (Meiji University), Nobuhito Kasahara (Meiji University), Taiyu Honma (Meiji University), Shota Yamanaka, Homei Miyashita (Meiji University); arXiv.org (arXiv); January 08, 2026

WORKSHOP (INTERNATIONAL)
Wildlife Detection using Motion History Information Captured by Camera Trap in the Dark: Shogo Yoshida (Nara Institute of Science and Technology), Yuki Matsuda (Okayama University/Nara Institute of Science and Technology), Kota Tsubouchi, Hirohiko Suwa (Nara Institute of Science and Technology), Keiichi Yasumoto (Nara Institute of Science and Technology); 27th International Conference on Distributed Computing and Networking (ICDCN 26); January 08, 2026

JOURNAL (INTERNATIONAL)
Leveraging Screen-Integrated Speakers for Hand-Pose Recognition in Mobile Interfaces: Kaori Ikematsu*, Kunihiro Kato* (Tokyo University of Technology), *co-1st authors; International Journal of Human–Computer Interaction (IJHCI); December 23, 2025

CONFERENCE (INTERNATIONAL)
Omni-CityMood: Vision-based Urban Atmosphere Perception from Every Angle: Yuki Kubota (Institute of Science Tokyo), Kota Tsubouchi, Soto Anno (Institute of Science Tokyo), Kaito Ide (Institute of Science Tokyo), Masamichi Shimosaka (Institute of Science Tokyo); The 33rd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2025); December 22, 2025

JOURNAL (DOMESTIC)
BodSockets：スマホソケット型インタフェースを用いたスマートフォンの背面領域を活用した操作手法の提案: 日下部完 (北海道大学), 池松香, 坂本大介 (北海道大学), 小野哲雄 (京都橘大学); 情報処理学会論文誌ジャーナル (IPSJ Journal); December 15, 2025

WORKSHOP (INTERNATIONAL)
CAVIARES: Corpus for Audio-Visual Expressive Voice Agent: Jinsheng Chen (The University of Tokyo), Yuki Saito (The University of Tokyo), Dong Yang (The University of Tokyo), Naoko Tanji (The University of Tokyo), Hironori Doi, Byeongseon Park, Yuma Shirahata, Kentaro Tachibana, Hiroshi Saruwatari (The University of Tokyo); 2025 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU 2025); December 09, 2025

CONFERENCE (INTERNATIONAL)
Learning Disentangled Document Representations Based on a Classical Shallow Neural Encoder: Yuro Kanada (Shizuoka university), Sumio Fujita, Yoshiyuki Shoji (Shizuoka university); The 27th International Conference on Information Integration and Web Intelligence (iiWAS 2025); December 08, 2025

CONFERENCE (INTERNATIONAL)
A Provable Approach for End-to-End Safe Reinforcement Learning: Akifumi Wachi, Kohei Miyaguchi, Takumi Tanabe, Rei Sato, Youhei Akimoto (University of Tsukuba, RIKEN AIP); The Thirty-Ninth Annual Conference on Neural Information Processing Systems (NeurIPS 2025); December 05, 2025

CONFERENCE (INTERNATIONAL)
Improved Regret Bounds for Gaussian Process Upper Confidence Bound in Bayesian Optimization: Shogo Iwazaki; The Thirty-ninth Annual Conference on Neural Information Processing Systems (NeurIPS 2025); December 05, 2025

CONFERENCE (INTERNATIONAL)
Enhancing Freehand VR Interaction Using Fingertip Deformation on User Performance: Kosuke Morimoto (Meiji University), Nobuhito Kasahara (Meiji University), Shota Yamanaka, Homei Miyashita (Meiji University), Keita Watanabe (Meiji University); The 31st ACM Symposium on Virtual Reality Software and Technology (VRST 2025); December 04, 2025

CONFERENCE (INTERNATIONAL)
Gaussian Process Upper Confidence Bound Achieves Nearly-Optimal Regret in Noise-Free Gaussian Process Bandits: Shogo Iwazaki; The Thirty-Ninth Annual Conference on Neural Information Processing Systems (NeurIPS 2025); December 04, 2025