Thermal Analysis of Joule Heat Generated on Metal Thin Film by Microwave Irradiation. - Rei Higuchi; Hideaki Takashima; Hatsuhiro Kato; Yoshinori Kanno (SMC, 2006)

Improving Convergence Guarantees of Random Subspace Second-order Algorithm for Nonconvex Optimization. - Rei Higuchi; Pierre-Louis Poirion; Akiko Takeda (ICLR, 2025)

When Does Metadata Conditioning (NOT) Work for Language Model Pre-Training? A Study with Context-Free Grammars. - Rei Higuchi; Ryotaro Kawata; Naoki Nishikawa; Kazusato Oko; Shoichiro Yamaguchi; Sosuke Kobayashi; Seiya Tokui; Kohei Hayashi; Daisuke Okanohara; Taiji Suzuki (CoRR, 2025)

Direct Density Ratio Optimization: A Statistically Consistent Approach to Aligning Large Language Models. - Rei Higuchi; Taiji Suzuki (CoRR, 2025)

Degrees of Freedom for Linear Attention: Distilling Softmax Attention with Optimal Feature Efficiency. - Naoki Nishikawa; Rei Higuchi; Taiji Suzuki (CoRR, 2025)