Publications by authors named "Ippei Obayashi"

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Persistent homology elucidates hierarchical structures responsible for mechanical properties in covalent amorphous solids.
Emi Minamitani, Takenobu Nakamura, Ippei Obayashi, Hideyuki Mizuno

Nat Commun· September 2025

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Automated identification of the origin of energy loss in nonoriented electrical steel by feature extended Ginzburg-Landau free energy framework.
Michiki Taniwaki, Ryunosuke Nagaoka, Ken Masuzawa, Shunsuke Sato, Alexandre Lira Foggiatto, Ippei Obayashi

Sci Rep· July 2025

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Enhanced estimation method for partial scattering functions in contrast variation small-angle neutron scattering via Gaussian process regression with prior knowledge of smoothness.
Ippei Obayashi, Shinya Miyajima, Kazuaki Tanaka, Koichi Mayumi

J Appl Crystallogr· June 2025

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Error evaluation of partial scattering functions obtained from contrast-variation small-angle neutron scattering.
Koichi Mayumi, Tatsuro Oda, Shinya Miyajima, Ippei Obayashi, Kazuaki Tanaka

J Appl Crystallogr· February 2025

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Atomic and Electronic Structure in MgO-SiO.
Yuta Shuseki, Shinji Kohara, Tomoaki Kaneko, Keitaro Sodeyama, Yohei Onodera, Ippei Obayashi

J Phys Chem A· February 2024

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Persistent homology-based descriptor for machine-learning potential of amorphous structures.
Emi Minamitani, Ippei Obayashi, Koji Shimizu, Satoshi Watanabe

J Chem Phys· August 2023

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Contribution of Phase Resetting to Statistical Persistence in Stride Intervals: A Modeling Study.
Kota Okamoto, Ippei Obayashi, Hiroshi Kokubu, Kei Senda, Kazuo Tsuchiya

Front Neural Circuits· July 2022

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Topological descriptor of thermal conductivity in amorphous Si.
Emi Minamitani, Takuma Shiga, Makoto Kashiwagi, Ippei Obayashi

J Chem Phys· June 2022

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Flow estimation solely from image data through persistent homology analysis.
Anna Suzuki, Miyuki Miyazawa, James M Minto, Takeshi Tsuji, Ippei Obayashi

Sci Rep· September 2021

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Fractal mechanism of basin of attraction in passive dynamic walking.
Kota Okamoto, Shinya Aoi, Ippei Obayashi, Hiroshi Kokubu, Kei Senda

Bioinspir Biomim· July 2020

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Protein-Folding Analysis Using Features Obtained by Persistent Homology.
Takashi Ichinomiya, Ippei Obayashi, Yasuaki Hiraoka

Biophys J· June 2020

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Hepatic tumor classification using texture and topology analysis of non-contrast-enhanced three-dimensional T1-weighted MR images with a radiomics approach.
Asuka Oyama, Yasuaki Hiraoka, Ippei Obayashi, Yusuke Saikawa, Shigeru Furui

Sci Rep· June 2019

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Non-empirical identification of trigger sites in heterogeneous processes using persistent homology.
Masao Kimura, Ippei Obayashi, Yasuo Takeichi, Reiko Murao, Yasuaki Hiraoka

Sci Rep· February 2018

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Persistent homology analysis of craze formation.
Takashi Ichinomiya, Ippei Obayashi, Yasuaki Hiraoka

Phys Rev E· January 2017

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Formation mechanism of a basin of attraction for passive dynamic walking induced by intrinsic hyperbolicity.
Ippei Obayashi, Shinya Aoi, Kazuo Tsuchiya, Hiroshi Kokubu

Proc Math Phys Eng Sci· June 2016

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Combinatorial-topological framework for the analysis of global dynamics.
Justin Bush, Marcio Gameiro, Shaun Harker, Hiroshi Kokubu, Konstantin Mischaikow, Ippei Obayashi

Chaos· December 2012

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