Optical self-routing switch using integrated laser diode optical switch. - Ryozo Kishimoto; Masahiro Ikeda (IEEE J. Sel. Areas Commun., 1988)

Fiber-optic digital video distribution system for using high-definition television signals using laser-diode optical switch. - Ryozo Kishimoto; Kaoru Yoshino; Masahiro Ikeda (IEEE J. Sel. Areas Commun., 1988)

Experimental investigation of a semiconductor ring laser as an optical gyroscope. - Kozo Taguchi; Kaname Fukushima; Atsuyuki Ishitani; Masahiro Ikeda (IEEE Trans. Instrum. Meas., 1999)

Device technology for body biasing scheme. - Kiyotaka Imai; Yasushi Yamagata; Sadaaki Masuoka; Naohiko Kimuzuka; Yuri Yasuda; Mitsuhiro Togo; Masahiro Ikeda; Yasutaka Nakashiba (ISCAS (1), 2005)

Chip-Level Performance Improvement Using Triple Damascene Wiring Design Concept for the 0.13 µm CMOS Generation and Beyond. - Noriaki Oda; Hiroyuki Kunishima; Takashi Kyouno; Kazuhiro Takeda; Tomoaki Tanaka; Toshiyuki Takewaki; Masahiro Ikeda (IEICE Trans. Electron., 2006)

Facilitating multi-modal locomotion in a quadruped robot utilizing passive oscillation of the spine structure. - Takashi Takuma; Masahiro Ikeda; Tatsuya Masuda (IROS, 2010)

Analysis of the energy flow on quadruped robot having a flexible trunk joint. - Masahiro Ikeda; Ikuo Mizuuchi (ROBIO, 2015)

Software defined media: Virtualization of audio-visual services. - Manabu Tsukada; Keiko Ogawa; Masahiro Ikeda; Takuro Sone; Kenta Niwa; Shoichiro Saito; Takashi Kasuya; Hideki Sunahara; Hiroshi Esaki (ICC, 2017)

Analysis of the Energy Loss on Quadruped Robot Having a Flexible Trunk Joint. - Masahiro Ikeda; Ikuo Mizuuchi (J. Robotics Mechatronics, 2017)

Metric on Nonlinear Dynamical Systems with Perron-Frobenius Operators. - Isao Ishikawa; Keisuke Fujii 001; Masahiro Ikeda; Yuka Hashimoto; Yoshinobu Kawahara (NeurIPS, 2018)

The Software Defined Media Ontology for Music Events. - Ray Atarashi; Takuro Sone; Yu Komohara; Manabu Tsukada; Takashi Kasuya; Hiraku Okumura; Masahiro Ikeda; Hiroshi Esaki (SAAM@ISWC, 2018)

Integral representation of the global minimizer. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda; Kei Hagihara; Yoshihiro Sawano; Takuo Matsubara; Noboru Murata (CoRR, 2018)

Metric on Nonlinear Dynamical Systems with Koopman Operators. - Isao Ishikawa; Keisuke Fujii 001; Masahiro Ikeda; Yuka Hashimoto; Yoshinobu Kawahara (CoRR, 2018)

Metric on random dynamical systems with vector-valued reproducing kernel Hilbert spaces. - Isao Ishikawa; Akinori Tanaka; Masahiro Ikeda; Yoshinobu Kawahara (CoRR, 2019)

Hypergraph Clustering Based on PageRank. - Yuuki Takai; Atsushi Miyauchi 001; Masahiro Ikeda; Yuichi Yoshida (KDD, 2020)

Coupling-based Invertible Neural Networks Are Universal Diffeomorphism Approximators. - Takeshi Teshima; Isao Ishikawa; Koichi Tojo; Kenta Oono; Masahiro Ikeda; Masashi Sugiyama (NeurIPS, 2020)

Analysis via Orthonormal Systems in Reproducing Kernel Hilbert C*-Modules and Applications. - Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda; Fuyuta Komura; Takeshi Katsura; Yoshinobu Kawahara (CoRR, 2020)

Gradient Descent Converges to Ridgelet Spectrum. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda (CoRR, 2020)

Kernel Mean Embeddings of Von Neumann-Algebra-Valued Measures. - Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda; Fuyuta Komura; Yoshinobu Kawahara (CoRR, 2020)

A global universality of two-layer neural networks with ReLU activations. - Naoya Hatano; Masahiro Ikeda; Isao Ishikawa; Yoshihiro Sawano (CoRR, 2020)

Universal Approximation Property of Neural Ordinary Differential Equations. - Takeshi Teshima; Koichi Tojo; Masahiro Ikeda; Isao Ishikawa; Kenta Oono (CoRR, 2020)

Krylov Subspace Method for Nonlinear Dynamical Systems with Random Noise. - Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda; Yoichi Matsuo; Yoshinobu Kawahara (J. Mach. Learn. Res., 2020)

Ridge Regression with Over-parametrized Two-Layer Networks Converge to Ridgelet Spectrum. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda (AISTATS, 2021)

Ghosts in Neural Networks: Existence, Structure and Role of Infinite-Dimensional Null Space. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda (CoRR, 2021)

Koopman Spectrum Nonlinear Regulator and Provably Efficient Online Learning. - Motoya Ohnishi; Isao Ishikawa; Kendall Lowrey; Masahiro Ikeda; Sham M. Kakade; Yoshinobu Kawahara (CoRR, 2021)

Reproducing kernel Hilbert C*-module and kernel mean embeddings. - Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda; Fuyuta Komura; Takeshi Katsura; Yoshinobu Kawahara (J. Mach. Learn. Res., 2021)

Autonomous Wheeled Locomotion on Irregular Terrain with Tactile Sensing. - Hiroki Tomioka; Masahiro Ikeda; Keung Or; Ryuma Niiyama; Yasuo Kuniyoshi (CLAWAR, 2022)

Fully-Connected Network on Noncompact Symmetric Space and Ridgelet Transform based on Helgason-Fourier Analysis. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda (ICML, 2022)

Universality of Group Convolutional Neural Networks Based on Ridgelet Analysis on Groups. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda (NeurIPS, 2022)

An Actuation System using a Hydrostatic Skeleton and a Shape Memory Alloy for Earthworm-like Soft Robots. - Kazuma Matsushita; Masahiro Ikeda; Keung Or; Ryuma Niiyama; Yasuo Kuniyoshi (SII, 2022)

Dynamic Structure Estimation from Bandit Feedback. - Motoya Ohnishi; Isao Ishikawa; Yuko Kuroki; Masahiro Ikeda (CoRR, 2022)

Learning in RKHM: a C*-Algebraic Twist for Kernel Machines. - Yuka Hashimoto; Masahiro Ikeda; Hachem Kadri (CoRR, 2022)

Characterization of continuum robot arms under reinforcement learning and derived improvements. - Ryota Morimoto; Masahiro Ikeda; Ryuma Niiyama; Yasuo Kuniyoshi (Frontiers Robotics AI, 2022)

Proposal of Manufacturing Method for New Passive Elastic Joint and Prototype of Human Phantom. - Masahiro Ikeda; Ryuma Niiyama; Yasuo Kuniyoshi (J. Robotics Mechatronics, 2022)

Robostrich Arm: Wire-Driven High-DOF Underactuated Manipulator. - Kenji Misu; Masahiro Ikeda; Keung Or; Mitsuhito Ando; Megu Gunji; Hiromi Mochiyama; Ryuma Niiyama (J. Robotics Mechatronics, 2022)

Finding Cheeger cuts in hypergraphs via heat equation. - Masahiro Ikeda; Atsushi Miyauchi 001; Yuuki Takai; Yuichi Yoshida (Theor. Comput. Sci., 2022)

Learning in RKHM: a C*-Algebraic Twist for Kernel Machines. - Yuka Hashimoto; Masahiro Ikeda; Hachem Kadri (AISTATS, 2023)

Joint Group Invariant Functions on Data-Parameter Domain Induce Universal Neural Networks. - Sho Sonoda; Hideyuki Ishi; Isao Ishikawa; Masahiro Ikeda (NeurReps, 2023)

Deep learning with kernels through RKHM and the Perron-Frobenius operator. - Yuka Hashimoto; Masahiro Ikeda; Hachem Kadri (NeurIPS, 2023)

Deep Ridgelet Transform: Voice with Koopman Operator Proves Universality of Formal Deep Networks. - Sho Sonoda; Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda (CoRR, 2023)

Universal Approximation Property of Invertible Neural Networks. - Isao Ishikawa; Takeshi Teshima; Koichi Tojo; Kenta Oono; Masahiro Ikeda; Masashi Sugiyama (J. Mach. Learn. Res., 2023)

Inflatable Humanoid Cybernetic Avatar for Physical Human-Robot Interaction. - Ryuma Niiyama; Masahiro Ikeda; Young Ah Seong (Int. J. Autom. Technol., 2023)

"RobOstrich" Manipulator: A Novel Mechanical Design and Control Based on the Anatomy and Behavior of an Ostrich Neck. - Kazashi Nakano; Megu Gunji; Masahiro Ikeda; Keung Or; Mitsuhito Ando; Katsuma Inoue; Hiromi Mochiyama; Kohei Nakajima; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2023)

Curriculum-reinforcement learning on simulation platform of tendon-driven high-degree of freedom underactuated manipulator. - Keung Or; Kehua Wu; Kazashi Nakano; Masahiro Ikeda; Mitsuhito Ando; Yasuo Kuniyoshi; Ryuma Niiyama (Frontiers Robotics AI, 2023)

Generalized Eigenvalues of the Perron-Frobenius Operators of Symbolic Dynamical Systems. - Hayato Chiba; Masahiro Ikeda; Isao Ishikawa (SIAM J. Appl. Dyn. Syst., 2023)

Position: C∗-Algebraic Machine Learning - Moving in a New Direction. - Yuka Hashimoto; Masahiro Ikeda; Hachem Kadri (ICML, 2024)

C*-Algebraic Machine Learning: Moving in a New Direction. - Yuka Hashimoto; Masahiro Ikeda; Hachem Kadri (CoRR, 2024)

A unified Fourier slice method to derive ridgelet transform for a variety of depth-2 neural networks. - Sho Sonoda; Isao Ishikawa; Masahiro Ikeda (CoRR, 2024)

Koopman operators with intrinsic observables in rigged reproducing kernel Hilbert spaces. - Isao Ishikawa; Yuka Hashimoto; Masahiro Ikeda; Yoshinobu Kawahara (CoRR, 2024)

Constructive Universal Approximation Theorems for Deep Joint-Equivariant Networks by Schur's Lemma. - Sho Sonoda; Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda (CoRR, 2024)

Spectral Truncation Kernels: Noncommutativity in C*-algebraic Kernel Machines. - Yuka Hashimoto; Ayoub Hafid; Masahiro Ikeda; Hachem Kadri (CoRR, 2024)

Dynamic Structure Estimation from Bandit Feedback using Nonvanishing Exponential Sums. - Motoya Ohnishi; Isao Ishikawa; Yuko Kuroki; Masahiro Ikeda (Trans. Mach. Learn. Res., 2024)

Koopman Spectrum Nonlinear Regulators and Efficient Online Learning. - Motoya Ohnishi; Isao Ishikawa; Kendall Lowrey; Masahiro Ikeda; Sham M. Kakade; Yoshinobu Kawahara (Trans. Mach. Learn. Res., 2024)

Generalization Through Growth: Hidden Dynamics Controls Depth Dependence. - Sho Sonoda; Yuka Hashimoto; Isao Ishikawa; Masahiro Ikeda (CoRR, 2025)