Junichiro Iwasawa
Researcher at Preferred Networks Inc.
iwasawa [at] preferred.jp
Publications
Publications and Preprints
Wataru Kawakami, Keita Suzuki, and Junichiro Iwasawa
Stabilizing Reasoning in Medical LLMs with Continued Pretraining and Reasoning Preference Optimization
NeurIPS 2025 Workshop GenAI4Health
Xinkai Zhao, Yuta Tokuoka, Junichiro Iwasawa, and Keita Oda
Frequency-calibrated membership inference attacks on medical image diffusion models
MICCAI 2025 Workshop on Deep Generative Models
Junichiro Iwasawa, Tomoya Maeda, Atsushi Shibai, Hazuki Kotani, Masako Kawada, and Chikara Furusawa
Analysis of the evolution of resistance to multiple antibiotics enables prediction of the Escherichia coli phenotype-based fitness landscape
PLOS Biology 20(12): e3001920 (2022)
Junichiro Iwasawa, Daiki Nishiguchi, and Masaki Sano
Algebraic correlations and anomalous fluctuations in ordered flocks of Janus particles fueled by an AC electric field
Physical Review Research 3, 043104 (2021)
Junichiro Iwasawa, Yuichiro Hirano, and Yohei Sugawara
Label-Efficient Multi-Task Segmentation using Contrastive Learning
Brainlesion: Glioma, Multiple Sclerosis, Stroke and Traumatic Brain Injuries, LNCS 12658, 101 (2021)
Tomoya Maeda*, Junichiro Iwasawa*, Hazuki Kotani, Natsue Sakata, Masako Kawada, Takaaki Horinouchi, Aki Sakai, Kumi Tanabe, and Chikara Furusawa (*co-first authors)
High-throughput laboratory evolution reveals evolutionary constraints in Escherichia coli
Nature Communications 11, 5970 (2020)
Daiki Nishiguchi, Junichiro Iwasawa, Hong-Ren Jiang, and Masaki Sano
Flagellar dynamics of chains of active Janus particles fueled by an AC electric field
New Journal of Physics 20, 015002 (2018)
Tomoyuki Mano, Jean-Baptiste Delfau, Junichiro Iwasawa and Masaki Sano
Optimal run-and-tumble-based transportation of a Janus particle with active steering
Proceedings of the National Academy of Sciences 114 (13), E2580-E2589 (2017)