k-edge-connectivity augmentation problem with upper bounds on edge multiplicity. - Daisuke Takafuji; Satoshi Taoka; Toshimasa Watanabe (ISCAS, 2000)

Efficient approximation algorithms for the maximum weight matching problem. - Daisuke Takafuji; Satoshi Taoka; Toshimasa Watanabe (ISCAS (4), 2002)

Approximation algorithms for the rectilinear Steiner tree problem with obstacles. - Makoto Fujimoto; Daisuke Takafuji; Toshimasa Watanabe (ISCAS (2), 2005)

Hierarchical extraction of a spanning planar subgraph maintaining clockwise directedness of cycles. - Daisuke Takafuji; Toshimasa Watanabe (ISCAS (1), 2005)

Performance Comparison of Algorithms for the Dynamic Shortest Path Problem. - Satoshi Taoka; Daisuke Takafuji; Takashi Iguchi; Toshimasa Watanabe (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Enhanced Approximation Algorithms for Maximum Weight Matchings of Graphs. - Daisuke Takafuji; Satoshi Taoka; Yasunori Nishikawa; Toshimasa Watanabe (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Enhancing PC Cluster-Based Parallel Branch-and-Bound Algorithms for the Graph Coloring Problem. - Satoshi Taoka; Daisuke Takafuji; Toshimasa Watanabe (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

ASCII Art Generation Using the Local Exhaustive Search on the GPU. - Yuji Takeuchi; Daisuke Takafuji; Yasuaki Ito; Koji Nakano (CANDAR, 2013)

Computing-Based Performance Analysis of Approximation Algorithms for the Minimum Weight Vertex Cover Problem of Graphs. - Satoshi Taoka; Daisuke Takafuji; Toshimasa Watanabe (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013)

C2CU : A CUDA C Program Generator for Bulk Execution of a Sequential Algorithm. - Daisuke Takafuji; Koji Nakano; Yasuaki Ito (ICA3PP (2), 2014)

Bulk Execution of Oblivious Algorithms on the Unified Memory Machine, with GPU Implementation. - Kazuya Tani; Daisuke Takafuji; Koji Nakano; Yasuaki Ito (IPDPS Workshops, 2014)

Randomly Optimized Grid Graph for Low-Latency Interconnection Networks. - Koji Nakano; Daisuke Takafuji; Satoshi Fujita; Hiroki Matsutani; Ikki Fujiwara; Michihiro Koibuchi (ICPP, 2016)

A character art generator using the local exhaustive search, with GPU acceleration. - Yuji Takeuchi; Koji Nakano; Daisuke Takafuji; Yasuaki Ito (Int. J. Parallel Emergent Distributed Syst., 2016)

C2CU: a CUDA C program generator for bulk execution of a sequential algorithm. - Daisuke Takafuji; Koji Nakano; Yasuaki Ito; Jacir Luiz Bordim (Concurr. Comput. Pract. Exp., 2017)

An Efficient GPU Implementation of CKY Parsing Using the Bitwise Parallel Bulk Computation Technique. - Toru Fujita; Koji Nakano; Yasuaki Ito; Daisuke Takafuji (IEICE Trans. Inf. Syst., 2017)

Efficient GPU Implementations to Compute the Diameter of a Graph. - Daisuke Takafuji; Koji Nakano; Yasuaki Ito (CANDAR, 2019)

Huffman Coding with Gap Arrays for GPU Acceleration. - Naoya Yamamoto; Koji Nakano; Yasuaki Ito; Daisuke Takafuji; Akihiko Kasagi; Tsuguchika Tabaru (ICPP, 2020)

Acceleration of Deflate Encoding and Decoding with GPU implementations. - Daisuke Takafuji; Koji Nakano; Yasuaki Ito; Akihiko Kasagi (CANDAR (Workshops), 2021)

Bit duplication technique to generate hard QUBO problems. - Xiaotian Li; Koji Nakano; Yasuaki Ito; Daisuke Takafuji; Takashi Yazane; Junko Yano; Shiro Ozaki; Ryota Katsuki; Rie Mori (CANDARW, 2022)

A benchmark QUBO problem inspired by digital halftoning based on the human visual system. - Koji Nakano; Yasuaki Ito; Daisuke Takafuji; Takashi Yazane; Junko Yano; Shiro Ozaki; Ryota Katsuki; Rie Mori (CANDAR, 2022)

Diverse Adaptive Bulk Search: a Framework for Solving QUBO Problems on Multiple GPUs. - Koji Nakano; Daisuke Takafuji; Yasuaki Ito; Takashi Yazane; Junko Yano; Shiro Ozaki; Ryota Katsuki; Rie Mori (IPDPS Workshops, 2023)

Efficient parallel implementations to compute the diameter of a graph. - Daisuke Takafuji; Koji Nakano; Yasuaki Ito (Concurr. Comput. Pract. Exp., 2023)

GPU implementations of deflate encoding and decoding. - Daisuke Takafuji; Koji Nakano; Yasuaki Ito; Akihiko Kasagi (Concurr. Comput. Pract. Exp., 2023)

Bit duplication technique to generate hard quadratic unconstrained binary optimization problems with adjustable sizes. - Xiaotian Li; Koji Nakano; Yasuaki Ito; Daisuke Takafuji; Takashi Yazane; Junko Yano; Takumi Kato; Shiro Ozaki; Rie Mori; Ryota Katsuki (Concurr. Comput. Pract. Exp., 2024)