Tomohiro Nishiyama

According to our database, Tomohiro Nishiyama authored at least 22 papers between 2003 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2025

NTCIR-18 MedNLP-CHAT Determining Medical, Ethical and LegalRisks in Patient-Doctor Conversations: Task Overview.

Eiji Aramaki, Shoko Wakamiya, Shuntaro Yada, Shohei Hisada, Tomohiro Nishiyama, Lenard Paulo Tamayo, Jingnan Xiao, Axalia Levenchaud, Pierre Zweigenbaum, Christoph Otto, Jerycho Pasniczek, Philippe Thomas, Nathan Pohl, Wiebke Duettmann, Lisa Raithel, Roland Roller

Proceedings of the 18th NTCIR Conference on Evaluation of Information Access Technologies, 2025

2024

Assessing domain adaptation in adverse drug event extraction on real-world breast cancer records.

Gabriel Herman Bernardim Andrade, Tomohiro Nishiyama, Takako Fujimaki, Shuntaro Yada, Shoko Wakamiya, Mari Takagi, Mizuki Kato, Isao Miyashiro, Eiji Aramaki

Int. J. Medical Informatics, 2024

A Dataset for Pharmacovigilance in German, French, and Japanese: Annotating Adverse Drug Reactions across Languages.

Lisa Raithel, Hui-Syuan Yeh, Shuntaro Yada, Cyril Grouin, Thomas Lavergne, Aurélie Névéol, Patrick Paroubek, Philippe Thomas, Tomohiro Nishiyama, Sebastian Möller, Eiji Aramaki, Yuji Matsumoto, Roland Roller, Pierre Zweigenbaum

Proceedings of the 2024 Joint International Conference on Computational Linguistics, 2024

2023

NTCIR-17 MedNLP-SC Social Media Adverse Drug Event Detection: Subtask Overview.

Shoko Wakamiya, Lis Kanashiro Pereira, Lisa Raithel, Hui-Syuan Yeh, Peitao Han, Seiji Shimizu, Tomohiro Nishiyama, Gabriel Herman Bernardim Andrade, Noriki Nishida, Hiroki Teranishi, Narumi Tokunaga, Philippe Thomas, Roland Roller, Pierre Zweigenbaum, Yuji Matsumoto, Akiko Aizawa, Sebastian Möller, Cyril Grouin, Thomas Lavergne, Aurélie Névéol, Patrick Paroubek, Shuntaro Yada, Eiji Aramaki

Proceedings of the 17th NTCIR Conference on Evaluation of Information Access Technologies, 2023

2022

Lower Bounds for the Total Variation Distance Given Means and Variances of Distributions.

Tomohiro Nishiyama

CoRR, 2022

On Relations Between Tight Bounds for Symmetric f-Divergences and Binary Divergences.

Tomohiro Nishiyama

CoRR, 2022

Thermodynamic-kinetic uncertainty relation: properties and an information-theoretic interpretation.

Tomohiro Nishiyama

CoRR, 2022

NAISTSOC at the NTCIR-16 Real-MedNLP Task.

Tomohiro Nishiyama, Mihiro Nishidani, Aki Ando, Shuntaro Yada, Shoko Wakamiya, Eiji Aramaki

Proceedings of the 16th NTCIR Conference on Evaluation of Information Access Technologies, 2022

2021

Tight Lower Bounds for α-Divergences Under Moment Constraints and Relations Between Different α.

Tomohiro Nishiyama

CoRR, 2021

2020

On Relations Between the Relative Entropy and χ2-Divergence, Generalizations and Applications.

Tomohiro Nishiyama, Igal Sason

Entropy, 2020

A Tight Lower Bound for the Hellinger Distance with Given Means and Variances.

Tomohiro Nishiyama

CoRR, 2020

On Relations Between the Relative entropy and χ²-Divergence, Generalizations and Applications.

Tomohiro Nishiyama, Igal Sason

CoRR, 2020

Convex Optimization on Functionals of Probability Densities.

Tomohiro Nishiyama

CoRR, 2020

Minimization Problems on Strictly Convex Divergences.

Tomohiro Nishiyama

CoRR, 2020

2019

Monotonically Decreasing Sequence of Divergences.

Tomohiro Nishiyama

CoRR, 2019

A New Lower Bound for Kullback-Leibler Divergence Based on Hammersley-Chapman-Robbins Bound.

Tomohiro Nishiyama

CoRR, 2019

Properties of discrete Fisher information: Cramer-Rao-type and log-Sobolev-type inequalities.

Tomohiro Nishiyama

CoRR, 2019

Inequalities between L^p-norms for log-concave distributions.

Tomohiro Nishiyama

CoRR, 2019

2018

Divergence Network: Graphical calculation method of divergence functions.

Tomohiro Nishiyama

CoRR, 2018

Divergence functions in dually flat spaces and their properties.

Tomohiro Nishiyama

CoRR, 2018

Generalized Bregman and Jensen divergences which include some f-divergences.

Tomohiro Nishiyama

CoRR, 2018

2003

A Study on Controlling Transmission Power of Carriers of OFDM Signal Combined with Data Symbol Spreading in Frequency Domain.

Tomohiro Nishiyama, Tatsufumi Shirai, Makoto Itami, Kohji Itoh, Hamid Aghvami

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003