Relationships between time-leaf-and-space bounded ATMS and reversal-and-space bounded NTMs. - Hiroaki Yamamoto; Shoichi Noguchi (Syst. Comput. Jpn., 1985)

Comparison of the Power between Reversal-Bounded ATMs and Reversal-Bounded NTMs - Hiroaki Yamamoto; Shoichi Noguchi (Inf. Comput., 1987)

Note on the efficiency of methods to generate quasi-random sequences. - Hiroaki Yamamoto (Syst. Comput. Jpn., 1991)

Reversal-Space Trade-offs For Simultaneous Resource-Bounded Nondeterministic Turing Machines. - Hiroaki Yamamoto (ICALP, 1993)

On the Power of Alternation on Reversal-Bounded Alternating Turing Machines with a Restriction. - Hiroaki Yamamoto (Theor. Comput. Sci., 1997)

Optimal Broadcasting in Almost Trees and Partial k-trees. - Anders Dessmark; Andrzej Lingas; Hans Olsson; Hiroaki Yamamoto (STACS, 1998)

On the Power of Input-Synchronized Alternating Finite Automata. - Hiroaki Yamamoto (COCOON, 2000)

Extraction of characters from color documents. - Hideo Kasuga; Masayuki Okamoto; Hiroaki Yamamoto (Document Recognition and Retrieval, 2000)

An Automata-Based Recognition Algorithm for Semi-extended Regular Expressions. - Hiroaki Yamamoto (MFCS, 2000)

Stochastic algorithm for detecting intersection of implicit surfaces. - Satoshi Tanaka; Yasushi Fukuda; Hiroaki Yamamoto (Comput. Graph., 2000)

Sampling implicit surfaces based on stochastic differential equations with converging constraint. - Satoshi Tanaka; Akio Morisaki; Satoru Nakata; Yasushi Fukuda; Hiroaki Yamamoto (Comput. Graph., 2000)

Color quantization using the fast K-means algorithm. - Hideo Kasuga; Hiroaki Yamamoto; Masayuki Okamoto (Syst. Comput. Jpn., 2000)

A New Recognition Algorithm for Extended Regular Expressions. - Hiroaki Yamamoto (ISAAC, 2001)

Application of the stochastic sampling method to various implicit surfaces. - Satoshi Tanaka; Tomoharu Nakamura; Miharu Ueda; Hiroaki Yamamoto; Kisou Shino (Comput. Graph., 2001)

Generalized Stochastic Sampling Method for Visualization and Investigation of Implicit Surfaces. - Satoshi Tanaka; Akihiro Shibata; Hiroaki Yamamoto; Hisakiyo Kotsuru (Comput. Graph. Forum, 2001)

A Fast Bit-Parallel Algorithm for Matching Extended Regular Expressions. - Hiroaki Yamamoto; Takashi Miyazaki (COCOON, 2003)

A New Translation from Semi-extended Regular Expressions into NFAs and Its Application to an Approximate Matching Problem. - Hiroaki Yamamoto (ISAAC, 2003)

Electrostatic tactile display with thin film slider and its application to tactile tele-presentation systems. - Akio Yamamoto; Shuichi Nagasawa; Hiroaki Yamamoto; Toshiro Higuchi (VRST, 2004)

ICDAR 2003 robust reading competitions: entries, results, and future directions. - Simon M. Lucas; Alex Panaretos; Luis Sosa; Anthony Tang 002; Shirley Wong; Robert Young; Kazuki Ashida; Hiroki Nagai; Masayuki Okamoto; Hiroaki Yamamoto; Hidetoshi Miyao; JunMin Zhu; et al. (Int. J. Document Anal. Recognit., 2005)

New finite automata corresponding to semiextended regular expressions. - Hiroaki Yamamoto (Syst. Comput. Jpn., 2005)

Thermal Tactile Presentation Based on Prediction of Contact Temperature. - Akio Yamamoto; Hiroaki Yamamoto; Benjamin Cros; Hironori Hashimoto; Toshiro Higuchi (J. Robotics Mechatronics, 2006)

Electrostatic Tactile Display with Thin Film Slider and Its Application to Tactile Telepresentation Systems. - Akio Yamamoto; Shuichi Nagasawa; Hiroaki Yamamoto; Toshiro Higuchi (IEEE Trans. Vis. Comput. Graph., 2006)

Producing Softness Sensation on an Electrostatic Texture Display for Rendering Diverse Tactile Feelings. - Hideaki Yokota; Akio Yamamoto; Hiroaki Yamamoto; Toshiro Higuchi (WHC, 2007)

Bit-Parallel Algorithms for Translating Regular Expressions into NFAs. - Hiroaki Yamamoto; Takashi Miyazaki; Masayuki Okamoto (IEICE Trans. Inf. Syst., 2007)

A Study for High Performance Character Extraction from Color Scene Images. - Keiichiro Shirai; Masanori Wakabayashi; Masayuki Okamoto; Hiroaki Yamamoto (Document Analysis Systems, 2008)

Bit-Parallel Tree Pattern Matching Algorithms for Unordered Labeled Trees. - Hiroaki Yamamoto; Daichi Takenouchi (WADS, 2009)

A new finite automaton construction for regular expressions. - Hiroaki Yamamoto (NCMA, 2014)

Secure Automata-Based Substring Search Scheme on Encrypted Data. - Hiroaki Yamamoto (IWSEC, 2016)

Teaching Materials Using AR and VR for Learning the Usage of Oscilloscope. - Takashi Miyazaki; Yusuke Ohira; Hiroaki Yamamoto; Masaaki Nishi (AVR (2), 2017)

Practical and Secure Searchable Symmetric Encryption with a Small Index. - Ryuji Miyoshi; Hiroaki Yamamoto; Hiroshi Fujiwara; Takashi Miyazaki (NordSec, 2017)

Detecting System Failures with GPUs and LLVM. - Yuichi Ozaki; Sousuke Kanamoto; Hiroaki Yamamoto; Kenichi Kourai (APSys, 2019)

Space-Efficient and Secure Substring Searchable Symmetric Encryption Using an Improved DAWG. - Hiroaki Yamamoto; Yoshihiro Wachi; Hiroshi Fujiwara (ProvSec, 2019)

A faster algorithm for finding shortest substring matches of a regular expression. - Hiroaki Yamamoto (Inf. Process. Lett., 2019)

Band-restricted diagonally dominant matrices: Computational complexity and application. - Norikazu Takahashi; Daiki Hirata; Shuji Jimbo; Hiroaki Yamamoto (J. Comput. Syst. Sci., 2019)

Online Removable Knapsack Problems for Integer-Sized Items. - Kanaho Hanji; Hiroshi Fujiwara; Hiroaki Yamamoto (TAMC, 2020)

Dynamic Programming for the Subset Sum Problem. - Hiroshi Fujiwara; Hokuto Watari; Hiroaki Yamamoto (Formaliz. Math., 2020)

Bounds for the Multislope Ski-Rental Problem. - Hiroshi Fujiwara; Kei Shibusawa; Kouki Yamamoto; Hiroaki Yamamoto (IEICE Trans. Inf. Syst., 2020)

Algorithm NextFit for the Bin Packing ProblemThis work was supported by JSPS KAKENHI Grant Numbers JP20K11689, JP20K11676, JP16K00033, JP17K00013, JP20K11808, and JP17K00183. - Hiroshi Fujiwara; Ryota Adachi; Hiroaki Yamamoto (Formaliz. Math., 2021)

Analysis of Lower Bounds for Online Bin Packing with Two Item Sizes. - Hiroshi Fujiwara; Ken Endo; Hiroaki Yamamoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

Asymptotic Approximation Ratios for Certain Classes of Online Bin Packing Algorithms. - Hiroshi Fujiwara; Yuta Wanikawa; Hiroaki Yamamoto (IEICE Trans. Inf. Syst., 2021)

A New Finite Automata Construction Using a Prefix and a Suffix of Regular Expressions. - Hiroaki Yamamoto; Hiroshi Fujiwara (IEICE Trans. Inf. Syst., 2021)

The Huffman Tree Problem with Upper-Bounded Linear Functions. - Hiroshi Fujiwara; Yuichi Shirai; Hiroaki Yamamoto (IEICE Trans. Inf. Syst., 2022)

Online Removable Knapsack Problem for Integer-Sized Unweighted Items. - Hiroshi Fujiwara; Kanaho Hanji; Hiroaki Yamamoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2022)

Substring Searchable Symmetric Encryption Based on an Improved DAWG. - Hiroaki Yamamoto; Ryosuke Oda; Yoshihiro Wachi; Hiroshi Fujiwara (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2022)

Reliable and Accurate Fault Detection with GPGPUs and LLVM. - Yuichi Ozaki; Sousuke Kanamoto; Hiroaki Yamamoto; Kenichi Kourai (CLOUD, 2023)

Parallelization on a Minimal Substring Search Algorithm for Regular Expressions. - Yosuke Obe; Hiroaki Yamamoto; Hiroshi Fujiwara (IEICE Trans. Inf. Syst., 2023)

Optimal Online Bin Packing Algorithms for Some Cases with Two Item Sizes. - Hiroshi Fujiwara; Masaya Kawaguchi; Daiki Takizawa; Hiroaki Yamamoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2023)

Development of Augmented Reality-based Dental Surgical Guide System for Clinical Use. - Yusuke Fukuda; Akira Takebayashi; Hiroaki Yamamoto; Toru Kano (GCCE, 2024)

Vertebral Force Prediction during Manual Lifting using Sagittal Plane Posture and Machine Learning. - Kodai Kitagawa; Mitsumasa Hida; Chikamune Wada; Hiroaki Yamamoto (GCCE, 2024)

Formal Security Verification for Searchable Symmetric Encryption Using ProVerif. - Takehiko Mieno; Hiroyuki Okazaki; Kenichi Arai; Yuichi Futa; Hiroaki Yamamoto (ISITA, 2024)

Best Possible Algorithms for One-Way Trading with Only the Maximum Fluctuation Ratio Available. - Hiroshi Fujiwara; Keiji Hirao; Hiroaki Yamamoto (IEICE Trans. Inf. Syst., 2024)