Quantum Certificate Verification: Single versus Multiple Quantum Certificates - Hirotada Kobayashi; Keiji Matsumoto; Tomoyuki Yamakami (CoRR, 2001)

Power of Quantum Entanglement. - Jozef Gruska; Hiroshi Imai; Keiji Matsumoto (IFIP TCS, 2002)

General-Purpose Parallel Simulator for Quantum Computing. - Jumpei Niwa; Keiji Matsumoto; Hiroshi Imai (UMC, 2002)

Polynomial Invariants and Harmonic Functions Related to Exceptional Regular Polytopes. - Katsunori Iwasaki; Atsufumi Kenma; Keiji Matsumoto (Exp. Math., 2002)

Simple construction of quantum universal variable-length source coding. - Masahito Hayashi; Keiji Matsumoto (Quantum Inf. Comput., 2002)

Quantum multi-prover interactive proof systems with limited prior entanglement. - Hirotada Kobayashi; Keiji Matsumoto (J. Comput. Syst. Sci., 2003)

Universal distortion-free entanglement concentration. - Keiji Matsumoto; Masahito Hayashi (ISIT, 2004)

Qubit channels which require four inputs to achieve capacity: implications for additivity conjectures. - Masahito Hayashi; Hiroshi Imai; Keiji Matsumoto; Mary Beth Ruskai; Toshiyuki Shimono (Quantum Inf. Comput., 2005)

Thermal resistance measurements of interconnections for a three-dimensional (3D) chip stack. - Keiji Matsumoto; Soichiro Ibaraki; Katsuyuki Sakuma; Fumiaki Yamada (3DIC, 2009)

Oracularization and Two-Prover One-Round Interactive Proofs against Nonlocal Strategies. - Tsuyoshi Ito; Hirotada Kobayashi; Keiji Matsumoto (CCC, 2009)

A 342mW mobile application processor with full-HD multi-standard video codec. - Kenichi Iwata; Takahiro Irita; Seiji Mochizuki; Hiroshi Ueda; Masakazu Ehama; Motoki Kimura; Jun Takemura; Keiji Matsumoto; Eiji Yamamoto; Tadashi Teranuma; Katsuji Takakubo; Hiromi Watanabe; et al. (ISSCC, 2009)

Brief announcement: exactly electing a unique leader is not harder than computing symmetric functions on anonymous quantum networks. - Hirotada Kobayashi; Keiji Matsumoto; Seiichiro Tani (PODC, 2009)

Minimizing localization cost with mobile anchor in underwater sensor networks: extended abstract. - Keiji Matsumoto; Ryo Katsuma; Naoki Shibata; Keiichi Yasumoto; Minoru Ito (WUWNet, 2009)

Using Entanglement in Quantum Multi-Prover Interactive Proofs. - Julia Kempe; Hirotada Kobayashi; Keiji Matsumoto; Thomas Vidick (Comput. Complex., 2009)

Quantum Merlin-Arthur Proof Systems: Are Multiple Merlins More Helpful to Arthur? - Hirotada Kobayashi; Keiji Matsumoto; Tomoyuki Yamakami (Chic. J. Theor. Comput. Sci., 2009)

High density 3D integration by pre-applied Inter Chip Fill. - Akihiro Horibe; Kuniaki Sueoka; Katsuyuki Sakuma; Sayuri Kohara; Keiji Matsumoto; Hidekazu Kikuchi; Yasumitsu Orii; Toshiro Mitsuhashi; Fumiaki Yamada (3DIC, 2010)

Computing on Anonymous Quantum Network - Hirotada Kobayashi; Keiji Matsumoto; Seiichiro Tani (CoRR, 2010)

A 342 mW Mobile Application Processor With Full-HD Multi-Standard Video Codec and Tile-Based Address-Translation Circuits. - Kenichi Iwata; Takahiro Irita; Seiji Mochizuki; Hiroshi Ueda; Masakazu Ehama; Motoki Kimura; Jun Takemura; Keiji Matsumoto; Eiji Yamamoto; Tadashi Teranuma; Katsuji Takakubo; Hiromi Watanabe; et al. (IEEE J. Solid State Circuits, 2010)

Combination between the nonlinear finite element analyses and the strain measurement using the digital image correlation for a new 3D SIC package. - Toru Ikeda; Masatoshi Oka; Shinya Kawahara; Noriyuki Miyazaki; Keiji Matsumoto; Sayuri Kohara; Yasumitsu Orii; Fumiaki Yamada; Morihiro Kada (3DIC, 2011)

Thermal stress analysis of die stacks with fine-pitch IMC interconnections for 3D integration. - Sayuri Kohara; Akihiro Horibe; Kuniaki Sueoka; Keiji Matsumoto; Fumiaki Yamada; Yasumitsu Orii; Katsuyuki Sakuma; Takahiro Kinoshita; Takashi Kawakami (3DIC, 2011)

Entangled Games Are Hard to Approximate. - Julia Kempe; Hirotada Kobayashi; Keiji Matsumoto; Ben Toner; Thomas Vidick (SIAM J. Comput., 2011)

Numerical Methods of Multilayered Dielectric Gratings by Application of Shadow Theory to Middle Regions. - Hideaki Wakabayashi; Keiji Matsumoto; Masamitsu Asai; Jiro Yamakita (IEICE Trans. Electron., 2012)

Exact Quantum Algorithms for the Leader Election Problem. - Seiichiro Tani; Hirotada Kobayashi; Keiji Matsumoto (ACM Trans. Comput. Theory, 2012)

Thermo-mechanical evaluation of 3D packages. - Sayuri Kohara; Akihiro Horibe; Kuniaki Sueoka; Keiji Matsumoto; Fumiaki Yamada; Hiroyuki Mori; Yasumitsu Orii (3DIC, 2013)

Thermal design guideline and new cooling solution for a three-dimensional (3D) chip stack. - Keiji Matsumoto; Soichiro Ibaraki; Kuniaki Sueoka; Katsuyuki Sakuma; Hidekazu Kikuchi; Hiroyuki Mori; Yasumitsu Orii; Fumiaki Yamada; Kohei Fujihara; Junichi Takamatsu; Koji Kondo (3DIC, 2013)

Numerical Methods for Composite Dielectric Gratings Embedded with Conducting Strips Using Scattering Factors. - Hideaki Wakabayashi; Masamitsu Asai; Keiji Matsumoto; Jiro Yamakita (IEICE Trans. Electron., 2013)

Cooling from the bottom side (laminate (substrate) side) of a three-dimensional (3D) chip stack. - Keiji Matsumoto; Hiroyuki Mori; Yasumitsu Orii (3DIC, 2014)

Simpler Exact Leader Election via Quantum Reduction. - Hirotada Kobayashi; Keiji Matsumoto; Seiichiro Tani (Chic. J. Theor. Comput. Sci., 2014)

Analysis of Low Grazing Scattering by Dielectric Gratings in Conical Mounting Using Scattering Factors. - Hideaki Wakabayashi; Masamitsu Asai; Keiji Matsumoto; Jiro Yamakita (IEICE Trans. Electron., 2014)

Internet of the Body and Cognitive Hypervisor. - Rahel Strässle; Sebastian Gerke; Thomas Brunschwiler; Yuksel Temiz; Jonas R. M. Weiss; Arvind Sridhar; Stephan Paredes; Emanuel Loertscher; Neil Ebejer; Bruno Michel; H.-M. Lee; C. Alvarado; et al. (CHASE, 2017)

Internet of the body and cognitive companion: Enabling high-quality monitoring of patients at home. - Rahel Straessle; Yuksel Temiz; Sebastian Gerke; Jonas R. M. Weiss; Arvind Sridhar; Stephan Paredes; Thomas Brunschwiler; Emanuel Loertscher; Neil Ebejer; Bruno Michel; T. van Kessel; Ismael Faro; et al. (Healthcom, 2017)

An earbud-type wearable (A hearable) with vital parameter sensors for early detection and prevention of heat-stroke. - Keiji Matsumoto; Yuksel Temiz; Hamidreza Taghavi; Elrick L. Cornelius; Hiroyuki Mori; Bruno Michel (EMBC, 2019)

A portable potentiometric electronic tongue leveraging smartphone and cloud platforms. - Patrick W. Ruch; Rui Hu; Luca Capua; Yuksel Temiz; Stephan Paredes; Antonio Lopez Marin; Jorge Barroso; Aaron Cox; Eiji Nakamura; Keiji Matsumoto (ISOEN, 2019)

A portable potentiometric electronic tongue leveraging smartphone and cloud platforms. - Patrick W. Ruch; Rui Hu; Luca Capua; Yuksel Temiz; Stephan Paredes; Antonio Lopez Marin; Jorge Barroso Carmona; Aaron Cox; Eiji Nakamura; Keiji Matsumoto (CoRR, 2019)

A New Method of Subjective Evaluation Using Visual Analog Scale for Small Sample Data Analysis. - Naruki Shirahama; Satoshi Watanabe; Kenji Moriya; Kazuhiro Koshi; Keiji Matsumoto (J. Inf. Process., 2021)

Live Demonstration: An AI-assisted e-tongue for fast and portable fingerprinting of liquids. - Michal Muszynski; Gianmarco Gabrieli; Lukas Zimmerli; Yuksel Temiz; Ralph Heller; Aaron Cox; Keiji Matsumoto; Kitahiro Kaneda; Patrick W. Ruch (IEEE SENSORS, 2022)

Imaginarity-free quantum multiparameter estimation. - Jisho Miyazaki; Keiji Matsumoto (Quantum, 2022)

Quantitative Analysis of Conversational Response Nuances Using Visual Analog Scale, Data Visualization, and Clustering. - Naruki Shirahama; Shinichi Kondo; Keiji Matsumoto; Kenji Moriya; Naofumi Nakaya; Kazuhiro Koshi; Satoshi Watanabe (SERA, 2024)

An Analysis of Viewing Intentions for Promotional Videos Using Fuzzy c-Means Clustering: A Comparative Study Between Japan and Singapore. - Naruki Shirahama; Naofumi Nakaya; Kenji Moriya; Kazuhiro Koshi; Keiji Matsumoto; Satoshi Watanabe (J. Adv. Comput. Intell. Intell. Informatics, 2025)