Spectral density calculation by using the Chebyshev expansion. - Tsutomu Ikegami; Suehiro Iwata (J. Comput. Chem., 2002)

Full Electron Calculation Beyond 20, 000 Atoms: Ground Electronic State of Photosynthetic Proteins. - Tsutomu Ikegami; Toyokazu Ishida; Dmitri G. Fedorov; Kazuo Kitaura; Yuichi Inadomi; Hiroaki Umeda; Mitsuo Yokokawa; Satoshi Sekiguchi (SC, 2005)

Implementation of Fault-Tolerant GridRPC Applications. - Yusuke Tanimura; Tsutomu Ikegami; Hidemoto Nakada; Yoshio Tanaka; Satoshi Sekiguchi (J. Grid Comput., 2006)

GridFMO - Quantum chemistry of proteins on the grid. - Tsutomu Ikegami; Jun Maki; Toshiya Takami; Yoshio Tanaka; Mitsuo Yokokawa; Satoshi Sekiguchi; Mutsumi Aoyagi (GRID, 2007)

A method for finding zeros of polynomial equations using a contour integral based eigensolver. - Tetsuya Sakurai; Junko Asakura; Hiroto Tadano; Tsutomu Ikegami; Kinji Kimura (SNC, 2009)

Interoperation of world-wide production e-Science infrastructures. - Morris Riedel; Erwin Laure; Thomas Soddemann; Laurence Field; John-Paul Navarro; James Casey; Maarten Litmaath; Jean-Philippe Baud; Birger Koblitz; Charlie Catlett; Dane Skow; Cindy Zheng; et al. (Concurr. Comput. Pract. Exp., 2009)

A numerical method for nonlinear eigenvalue problems using contour integrals. - Junko Asakura; Tetsuya Sakurai; Hiroto Tadano; Tsutomu Ikegami; Kinji Kimura (JSIAM Lett., 2009)

Error analysis for a matrix pencil of Hankel matrices with perturbed complex moments. - Tetsuya Sakurai; Junko Asakura; Hiroto Tadano; Tsutomu Ikegami (JSIAM Lett., 2009)

A filter diagonalization for generalized eigenvalue problems based on the Sakurai-Sugiura projection method. - Tsutomu Ikegami; Tetsuya Sakurai; Umpei Nagashima (J. Comput. Appl. Math., 2010)

Fragment molecular orbital study of the electronic excitations in the photosynthetic reaction center of Blastochloris viridis. - Tsutomu Ikegami; Toyokazu Ishida; Dmitri G. Fedorov; Kazuo Kitaura; Yuichi Inadomi; Hiroaki Umeda; Mitsuo Yokokawa; Satoshi Sekiguchi (J. Comput. Chem., 2010)

Parallel Fock matrix construction with distributed shared memory model for the FMO-MO method. - Hiroaki Umeda; Yuichi Inadomi; Toshio Watanabe; Toru Yagi; Takayoshi Ishimoto; Tsutomu Ikegami; Hiroto Tadano; Tetsuya Sakurai; Umpei Nagashima (J. Comput. Chem., 2010)

Performance comparison of parallel eigensolvers based on a contour integral method and a Lanczos method. - Ichitaro Yamazaki; Hiroto Tadano; Tetsuya Sakurai; Tsutomu Ikegami (Parallel Comput., 2013)

Exploring the Performance Impact of Virtualization on an HPC Cloud. - Nuttapong Chakthranont; Phonlawat Khunphet; Ryousei Takano; Tsutomu Ikegami (CloudCom, 2014)

A highly available distributed self-scheduler for exascale computing. - Atsuko Takefusa; Hidemoto Nakada; Tsutomu Ikegami; Yoshio Tanaka (IMCOM, 2015)

Image-Classifier Deep Convolutional Neural Network Training by 9-bit Dedicated Hardware to Realize Validation Accuracy and Energy Efficiency Superior to the Half Precision Floating Point Format. - Shin-ichi O'Uchi; Hiroshi Fuketa; Tsutomu Ikegami; Wakana Nogami; Takashi Matsukawa; Tomohiro Kudoh; Ryousei Takano (ISCAS, 2018)

Optimizing Weight Value Quantization for CNN Inference. - Wakana Nogami; Tsutomu Ikegami; Shin-ichi O'Uchi; Ryousei Takano; Tomohiro Kudoh (IJCNN, 2019)

ClPy: A NumPy-Compatible Library Accelerated with OpenCL. - Tomokazu Higuchi; Naoki Yoshifuji; Tomoya Sakai 003; Yoriyuki Kitta; Ryousei Takano; Tsutomu Ikegami; Kenjiro Taura (IPDPS Workshops, 2019)

Perturbative GAN: GAN with Perturbation Layers. - Yuma Kishi; Tsutomu Ikegami; Shin-ichi O'Uchi; Ryousei Takano; Wakana Nogami; Tomohiro Kudoh (CoRR, 2019)

Buried nanomagnet realizing high-speed/low-variability silicon spin qubits: implementable in error-correctable large-scale quantum computers. - Shota Iizuka; Kimihiko Kato; Atsushi Yagishita; Hidehiro Asai; Tetsuya Ueda; Hiroshi Oka; Junichi Hattori; Tsutomu Ikegami; Koichi Fukuda; Takahiro Mori (VLSI Circuits, 2021)

Efficient Stencil Computation with Temporal Blocking by Halide DSL. - Hiroki Aikawa; Toshio Endo; Tomoya Yuki; Takahiro Hirofuchi; Tsutomu Ikegami (ISPA/BDCloud/SocialCom/SustainCom, 2022)

Speed-up Single Shot Detector on GPU with CUDA. - Chenyu Wang; Toshio Endo; Takahiro Hirofuchi; Tsutomu Ikegami (SNPD-Summer, 2022)

Pyramid Swin Transformer for Multi-task: Expanding to More Computer Vision Tasks. - Chenyu Wang; Toshio Endo; Takahiro Hirofuchi; Tsutomu Ikegami (ACIVS, 2023)

Pyramid Swin Transformer: Different-Size Windows Swin Transformer for Image Classification and Object Detection. - Chenyu Wang; Toshio Endo; Takahiro Hirofuchi; Tsutomu Ikegami (VISIGRAPP (5: VISAPP), 2023)

AshPipe: Asynchronous Hybrid Pipeline Parallel for DNN Training. - Ryubu Hosoki; Toshio Endo; Takahiro Hirofuchi; Tsutomu Ikegami (HPC Asia, 2024)