Exploiting sparsity in primal-dual interior-point methods for semidefinite programming. - Katsuki Fujisawa; Masakazu Kojima; Kazuhide Nakata (Math. Program., 1997)

Approximation of Optimal Two-Dimensional Association Rules for Categorical Attributes Using Semidefinite Programming. - Katsuki Fujisawa; Yukinobu Hamuro; Naoki Katoh; Takeshi Tokuyama; Katsutoshi Yada (Discovery Science, 1999)

Transmitting Visual Information: Icons Become Words. - Bernard Champoux; Katsuki Fujisawa; Tomoyoshi Inoue; Yuichi Iwadate (IV, 2000)

Parallel Implementation of Successive Convex Relaxation Methods for Quadratic Optimization Problems. - Akiko Takeda; Katsuki Fujisawa; Yusuke Fukaya; Masakazu Kojima (J. Glob. Optim., 2002)

Exploiting sparsity in semidefinite programming via matrix completion II: implementation and numerical results. - Kazuhide Nakata; Katsuki Fujisawa; Mituhiro Fukuda (Math. Program., 2003)

Implementation and evaluation of SDPA 6.0 (Semidefinite Programming Algorithm 6.0). - Makoto Yamashita; Katsuki Fujisawa; Masakazu Kojima (Optim. Methods Softw., 2003)

SDPARA: SemiDefinite Programming Algorithm paRAllel version. - Makoto Yamashita; Katsuki Fujisawa; Masakazu Kojima (Parallel Comput., 2003)

High Performance Grid and Cluster Computing for Some Optimization Problems. - Katsuki Fujisawa; Masakazu Kojima; Akiko Takeda; Makoto Yamashita (SAINT Workshops, 2004)

PHoM - a Polyhedral Homotopy Continuation Method for Polynomial Systems. - Takayuki Gunji; Sunyoung Kim; Masakazu Kojima; Akiko Takeda; Katsuki Fujisawa; Tomohiko Mizutani (Computing, 2004)

PHoMpara - Parallel Implementation of the Polyhedral Homotopy Continuation Method for Polynomial Systems. - Takayuki Gunji; Sunyoung Kim; Katsuki Fujisawa; Masakazu Kojima (Computing, 2006)

Preprocessing sparse semidefinite programs via matrix completion. - Katsuki Fujisawa; Mituhiro Fukuda; Kazuhide Nakata (Optim. Methods Softw., 2006)

A parallel primal-dual interior-point method for semidefinite programs using positive definite matrix completion. - Kazuhide Nakata; Makoto Yamashita; Katsuki Fujisawa; Masakazu Kojima (Parallel Comput., 2006)

Efficient parallel software for large-scale Semidefinite Programs. - Makoto Yamashita; Katsuki Fujisawa (CACSD, 2010)

Performance characteristics of Graph500 on large-scale distributed environment. - Toyotaro Suzumura; Koji Ueno; Hitoshi Sato; Katsuki Fujisawa; Satoshi Matsuoka (IISWC, 2011)

High-performance general solver for extremely large-scale semidefinite programming problems. - Katsuki Fujisawa; Hitoshi Sato; Satoshi Matsuoka; Toshio Endo; Makoto Yamashita; Maho Nakata (SC, 2012)

Algorithm 925: Parallel Solver for Semidefinite Programming Problem having Sparse Schur Complement Matrix. - Makoto Yamashita; Katsuki Fujisawa; Mituhiro Fukuda; Kazuhide Nakata; Maho Nakata (ACM Trans. Math. Softw., 2012)

NUMA-optimized parallel breadth-first search on multicore single-node system. - Yuichiro Yasui; Katsuki Fujisawa; Kazushige Goto (IEEE BigData, 2013)

NVM-based Hybrid BFS with memory efficient data structure. - Keita Iwabuchi; Hitoshi Sato; Yuichiro Yasui; Katsuki Fujisawa; Satoshi Matsuoka (IEEE BigData, 2014)

Petascale General Solver for Semidefinite Programming Problems with Over Two Million Constraints. - Katsuki Fujisawa; Toshio Endo; Yuichiro Yasui; Hitoshi Sato; Naoki Matsuzawa; Satoshi Matsuoka; Hayato Waki (IPDPS, 2014)

Hybrid BFS Approach Using Semi-external Memory. - Keita Iwabuchi; Hitoshi Sato; Ryo Mizote; Yuichiro Yasui; Katsuki Fujisawa; Satoshi Matsuoka (IPDPS Workshops, 2014)

Fast and Energy-efficient Breadth-First Search on a Single NUMA System. - Yuichiro Yasui; Katsuki Fujisawa; Yukinori Sato (ISC, 2014)

Fast and scalable NUMA-based thread parallel breadth-first search. - Yuichiro Yasui; Katsuki Fujisawa (HPCS, 2015)

The scalable petascale data-driven approach for the Cholesky factorization with multiple GPUs. - Yuki Tsujita; Toshio Endo; Katsuki Fujisawa (ESPM@SC, 2015)

Evaluating the impacts of code-level performance tunings on power efficiency. - Satoshi Imamura; Keitaro Oka; Yuichiro Yasui; Yuichi Inadomi; Katsuki Fujisawa; Toshio Endo; Koji Ueno; Keiichiro Fukazawa; Nozomi Hata; Yuta Kakibuka; Koji Inoue; Takatsugu Ono (IEEE BigData, 2016)

Extreme scale breadth-first search on supercomputers. - Koji Ueno; Toyotaro Suzumura; Naoya Maruyama; Katsuki Fujisawa; Satoshi Matsuoka (IEEE BigData, 2016)

NUMA-aware Scalable Graph Traversal on SGI UV Systems. - Yuichiro Yasui; Katsuki Fujisawa; Eng Lim Goh; John Baron; Atsushi Sugiura; Takashi Uchiyama (HPGP@HPDC, 2016)

Advanced Computing and Optimization Infrastructure for Extremely Large-Scale Graphs on Post Peta-Scale Supercomputers. - Katsuki Fujisawa; Toshio Endo; Yuichiro Yasui (ICMS, 2016)

Power-Efficient Breadth-First Search with DRAM Row Buffer Locality-Aware Address Mapping. - Satoshi Imamura; Yuichiro Yasui; Koji Inoue; Takatsugu Ono; Hiroshi Sasaki 001; Katsuki Fujisawa (HPGDMP@SC, 2016)

Practical approach to evacuation planning via network flow and deep learning. - Akira Tanaka; Nozomi Hata; Nariaki Tateiwa; Katsuki Fujisawa (IEEE BigData, 2017)

Efficient Breadth-First Search on Massively Parallel and Distributed-Memory Machines. - Koji Ueno; Toyotaro Suzumura; Naoya Maruyama; Katsuki Fujisawa; Satoshi Matsuoka (Data Sci. Eng., 2017)

Mobility Optimization on Cyber Physical System via Multiple Object Tracking and Mathematical Programming. - Nozomi Hata; Takashi Nakayama; Akira Tanaka; Takashi Wakamatsu; Akihiro Yoshida; Nariaki Tateiwa; Yuri Nishikawa; Jun Ozawa; Katsuki Fujisawa (IEEE BigData, 2018)

Evaluating Energy-Efficiency of DRAM Channel Interleaving Schemes for Multithreaded Programs. - Satoshi Imamura; Yuichiro Yasui; Koji Inoue; Takatsugu Ono; Hiroshi Sasaki 001; Katsuki Fujisawa (IEICE Trans. Inf. Syst., 2018)

Practical End-to-End Repositioning Algorithm for Managing Bike-Sharing System. - Akihiro Yoshida; Yosuke Yatsushiro; Nozomi Hata; Tatsuru Higurashi; Nariaki Tateiwa; Takashi Wakamatsu; Akira Tanaka; Kenichi Nagamatsu; Katsuki Fujisawa (IEEE BigData, 2019)

Performance Evaluation of Supercomputer Fugaku using Breadth-First Search Benchmark in Graph500. - Masahiro Nakao; Koji Ueno; Katsuki Fujisawa; Yuetsu Kodama; Mitsuhisa Sato (CLUSTER, 2020)

Solving the Search-LWE Problem by Lattice Reduction over Projected Bases. - Satoshi Nakamura 004; Nariaki Tateiwa; Koha Kinjo; Yasuhiko Ikematsu; Masaya Yasuda; Katsuki Fujisawa (ICMC, 2020)

Nested Subspace Arrangement for Representation of Relational Data. - Nozomi Hata; Shizuo Kaji; Akihiro Yoshida; Katsuki Fujisawa (ICML, 2020)

Massive parallelization for finding shortest lattice vectors based on ubiquity generator framework. - Nariaki Tateiwa; Yuji Shinano; Satoshi Nakamura 004; Akihiro Yoshida; Shizuo Kaji; Masaya Yasuda; Katsuki Fujisawa (SC, 2020)

New Performance Index "Attractiveness Factor" for Evaluating Websites via Obtaining Transition of Users' Interests. - Akihiro Yoshida; Tatsuru Higurashi; Masaki Maruishi; Nariaki Tateiwa; Nozomi Hata; Akira Tanaka; Takashi Wakamatsu; Kenichi Nagamatsu; Akira Tajima; Katsuki Fujisawa (Data Sci. Eng., 2020)

G2 B-Spline Computation for Continuous Trajectory Generation. - Huiqiao Ren; Katsuki Fujisawa (ACIRS, 2021)

Internet-Wide Scanner Fingerprint Identifier Based on TCP/IP Header. - Akira Tanaka; Chansu Han; Takeshi Takahashi 001; Katsuki Fujisawa (FMEC, 2021)

CMAP-LAP: Configurable Massively Parallel Solver for Lattice Problems. - Nariaki Tateiwa; Yuji Shinano; Keiichiro Yamamura; Akihiro Yoshida; Shizuo Kaji; Masaya Yasuda; Katsuki Fujisawa (HiPC, 2021)

Real-Time Automatic Anomaly Detection Approach Designed for Electrified Railway Power System. - Huiqiao Ren; Fulin Zhou; Katsuki Fujisawa (ICMRE, 2021)

Performance of the Supercomputer Fugaku for Breadth-First Search in Graph500 Benchmark. - Masahiro Nakao; Koji Ueno; Katsuki Fujisawa; Yuetsu Kodama; Mitsuhisa Sato (ISC, 2021)

Long-Term Optimal Delivery Planning for Replacing the Liquefied Petroleum Gas Cylinder. - Akihiro Yoshida; Haruki Sato; Shiori Uchiumi; Nariaki Tateiwa; Daisuke Kataoka; Akira Tanaka; Nozomi Hata; Yosuke Yatsushiro; Ayano Ide; Hiroki Ishikura; Shingo Egi; Miyu Fujii; et al. (CoRR, 2021)

Development and Evaluation of Embedding Methods for Graphs with Multi Attributes. - Miyu Fujii; David Taingngin; Keiichiro Yamamura; Nozomi Hata; Hiroki Kai; Ryuji Noda; Hiroki Ishikura; Tatsuru Higurashi; Katsuki Fujisawa (IEEE Big Data, 2022)

Diversified Adversarial Attacks based on Conjugate Gradient Method. - Keiichiro Yamamura; Haruki Sato; Nariaki Tateiwa; Nozomi Hata; Toru Mitsutake; Issa Oe; Hiroki Ishikura; Katsuki Fujisawa (ICML, 2022)

Solving the search-LWE problem over projected lattices. - Satoshi Nakamura 004; Nariaki Tateiwa; Masaya Yasuda; Katsuki Fujisawa (Discret. Appl. Math., 2022)

Superpixel Attack - Enhancing Black-Box Adversarial Attack with Image-Driven Division Areas. - Issa Oe; Keiichiro Yamamura; Hiroki Ishikura; Ryo Hamahira; Katsuki Fujisawa (AI (1), 2023)

Enhancing Output Diversity Improves Conjugate Gradient-Based Adversarial Attacks. - Keiichiro Yamamura; Issa Oe; Hiroki Ishikura; Katsuki Fujisawa (ICPRAI (1), 2024)

Doubling Graph Traversal Efficiency to 198 TeraTEPS on the Supercomputer Fugaku. - Junya Arai; Masahiro Nakao; Yuto Inoue; Kanto Teranishi; Koji Ueno; Keiichiro Yamamura; Mitsuhisa Sato; Katsuki Fujisawa (SC, 2024)

Appropriate Balance of Diversification and Intensification Improves Performance and Efficiency of Adversarial Attacks. - Keiichiro Yamamura; Issa Oe; Nozomi Hata; Hiroki Ishikura; Katsuki Fujisawa (Trans. Mach. Learn. Res., 2024)

Enhancing Quantum-ready QUBO-based Suppression for Object Detection with Appearance and Confidence Features. - Keiichiro Yamamura; Toru Mitsutake; Hiroki Ishikura; Daiki Kusuhara; Akihiro Yoshida; Katsuki Fujisawa (CoRR, 2025)