Kouichi Hirata

129 papers B 28C 22Misc 1Journal 16Unranked 62

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Classifying More Rectangle Regions of Bacteria in Gram Stained Smears Images. DMIP Hiromu Kuroishi, Kouichi Hirata
2025	—	`conf`	Detecting Bacteria from Gram Stained Smears Images by SODIC-YOLO, YOLO-TLA and Mamba YOLO. DMIP Hiroto Tabakotani, Hikaru Kobata, Tsubasa Tanaka, Kouichi Hirata
2025	B	`conf`	Double Filtering Using Short and Long Quantized Projections. SISAP Naoya Higuchi, Yasunobu Imamura, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2025	J	`jnl`	Hilbert Forest in the SISAP 2025 Indexing Challenge. CoRR Yasunobu Imamura, Takeshi Shinohara, Naoya Higuchi, Kouichi Hirata, Tetsuji Kuboyama
2025	—	`conf`	Object Detection for "Clinical Bacterial Dataset". DMIP Yoshitomo Inoki, Kouichi Hirata
2024	—	`conf`	Activation Functions for Detection of Bacteria from Gram Stained Smears Images by YOLOv8. IIAI-AAI Kouya Kagemoto, Kouichi Hirata
2024	—	`conf`	Ancestral-Path Descendant-Labels Histogram Distance for Rooted Labeled Trees. IIAI-AAI Daisuke Abe, Kouichi Hirata
2024	—	`conf`	Annotation Along Arranged Bacteria to Detect Gram Positive Cocci from Gram Stained Smears Images. IIAI-AAI Ukyo Kashino, Mayu Yoshida, Kouichi Hirata
2024	—	`conf`	Comparison with Detection of Bacteria from Gram Stained Smears Images by Various Object Detectors. IIAI-AAI Tsubasa Tanaka, Kouichi Hirata
2024	—	`conf`	Data Augmentation for Detection of Bacteria from Gram Stained Smears Images by YOLOv8. IIAI-AAI Ryunosuke Nakajo, Minori Tsutsui, Kouichi Hirata
2024	—	`conf`	Detecting Bacteria from Gram Stained Smears Images by the Family of YOLOs. DMIP Ukyo Kashino, Kyosuke Taira, Kouichi Hirata
2024	—	`conf`	Detecting Phagocytotic Activity of Leukocytes in Gram Stained Smears Images. DMIP Ryunosuke Nakajo, Kouichi Hirata
2024	C	`conf`	Fast Filtering by Conjunctive Enumeration of Sketches for Nearest Neighbor Search. ICPRAM Naoya Higuchi, Yasunobu Imamura, Vladimir Mic, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2024	C	`conf`	Fast Filtering for Similarity Search Using Conjunctive Enumeration of Sketches in Order of Hamming Distance. ICPRAM Naoya Higuchi, Yasunobu Imamura, Vladimir Mic, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2024	—	`conf`	Predicting Yeast-Like Fungi from Gram Stained Smears Images. DMIP Tsubasa Tanaka, Kouya Kagemoto, Kouichi Hirata
2023	C	`conf`	Correlated Mutations of Positions Among Structural Proteins in Delta and Omicron Variants for SARS-CoV-2 Amino Acid Sequences. ICPRAM Yuichi Shimaya, Kouichi Hirata
2023	—	`conf`	Detecting Infectious Disease-Causing Bacteria from Gram Stained Smears Images. IIAI-AAI Ukyo Kashino, Syoma Terada, Kouichi Hirata
2023	—	`conf`	Distance-Based Analysis of Positions in Amino Acid Sequences for Structural Proteins of SARS-CoV-2 Delta and Omicron Variants. IIAI-AAI Ryota Nagashima, Uran Yamamoto, Kouichi Hirata
2023	—	`conf`	Predicting Geckler Classification from Gram Stained Smears Images for Sputum: Image Classification versus Object Detection. IIAI-AAI Hitoshi Sugimoto, Ryotaro Funatsu, Kouichi Hirata
2023	C	`conf`	Subcaterpillar Isomorphism Between Caterpillars: Subtree Isomorphism Restricted Text and Pattern Trees to Caterpillars. ICPRAM Tomoya Miyazaki, Kouichi Hirata
2023	—	`conf`	Sufficient Algorithm for Inclusion of Pattern Caterpillar in Text Tree. IIAI-AAI Daisuke Abe, Tomoya Miyazaki, Kouichi Hirata
2022	C	`conf`	Caterpillar Inclusion: Inclusion Problem for Rooted Labeled Caterpillars. ICPRAM Tomoya Miyazaki, Manami Hagihara, Kouichi Hirata
2022	—	`conf`	Classifying Gram Positive Cocci and Gram Negative Bacilli in Gram Stained Smear Images. IIAI-AAI Ibuki Kawano, Eri Kurumida, Syoma Terada, Kouichi Hirata
2022	C	`conf`	Computing the Variations of Edit Distance for Rooted Labaled Caterpillars. ICPRAM Manami Hagihara, Takuya Yoshino, Kouichi Hirata
2022	—	`conf`	Finding Correlated Mutations of Positions among Structural Proteins in SARS-CoV-2 Amino Acid Sequences. IIAI-AAI Kan Yonashiro, Yuichi Shimaya, Kouichi Hirata
2022	C	`conf`	Nearest-neighbor Search from Large Datasets using Narrow Sketches. ICPRAM Naoya Higuchi, Yasunobu Imamura, Vladimir Mic, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2022	C	`conf`	Object Detection as Campylobacter Bacteria and Phagocytotic Activity of Leukocytes in Gram Stained Smears Images. ICPRAM Kyohei Yoshihara, Kouichi Hirata
2022	—	`conf`	Object Detection as Gram Positive Cocci in Gram Stained Smear Images. IIAI-AAI Hitoshi Sugimoto, Kouichi Hirata
2022	—	`conf`	Segmental Distance between Rooted Labeled Caterpillars. IIAI-AAI Manami Hagihara, Tomoya Miyazaki, Kouichi Hirata
2022	C	`conf`	Subcaterpillar Isomorphism: Subtree Isomorphism Restricted Pattern Trees To Caterpillars. FedCSIS Tomoya Miyazaki, Kouichi Hirata
2022	C	`conf`	Subcaterpillar Isomorphism: Subtree Isomorphism for Rooted Labeled Caterpillars. WCO Tomoya Miyazaki, Kouichi Hirata
2020	C	`conf`	Detecting Geckler Classification from Gram Stained Smears Images for Sputum. ICPRAM Kazuki Hashimoto, Ryosuke Iida, Kouichi Hirata, Kimiko Matsuoka, Shigeki Yokoyama
2020	C	`conf`	Detection System of Gram Types for Bacteria from Gram Stained Smears Images. ICPRAM Ryosuke Iida, Kazuki Hashimoto, Kouichi Hirata, Kimiko Matsuoka, Shigeki Yokoyama
2020	C	`conf`	Heavy Caterpillar Distances for Rooted Labeled Unordered Trees. ICPRAM Nozomi Abe, Takuya Yoshino, Kouichi Hirata
2020	J	`jnl`	Path histogram distance and complete subtree histogram distance for rooted labelled caterpillars. J. Inf. Telecommun. Taiga Kawaguchi, Takuya Yoshino, Kouichi Hirata
2020	B	`conf`	Pivot Selection for Narrow Sketches by Optimization Algorithms. SISAP Naoya Higuchi, Yasunobu Imamura, Vladimir Mic, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2019	—	`conf`	Alignment for Rooted Labeled Caterpillars. FedCSIS (Position Papers) Yoshiyuki Ukita, Takuya Yoshino, Kouichi Hirata
2019	C	`conf`	Annealing by Increasing Resampling in the Unified View of Simulated Annealing. ICPRAM Yasunobu Imamura, Naoya Higuchi, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2019	—	`conf`	Annealing by Increasing Resampling. ICPRAM (Revised Selected Papers) Naoya Higuchi, Yasunobu Imamura, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2019	C	`conf`	Bipartite Edge Correlation Clustering: Finding an Edge Biclique Partition from a Bipartite Graph with Minimum Disagreement. ICPRAM Mikio Mizukami, Kouichi Hirata, Tetsuji Kuboyama
2019	—	`conf`	Fast Filtering for Nearest Neighbor Search by Sketch Enumeration Without Using Matching. Australasian Conference on Artificial Intelligence Naoya Higuchi, Yasunobu Imamura, Tetsuji Kuboyama, Kouichi Hirata, Takeshi Shinohara
2019	C	`conf`	Fast Nearest Neighbor Search with Narrow 16-bit Sketch. ICPRAM Naoya Higuchi, Yasunobu Imamura, Tetsuji Kuboyama, Kouichi Hirata, Takeshi Shinohara
2019	C	`conf`	Introducing Fluctuation into Increasing Order of Symmetric Uncertainty for Consistency-Based Feature Selection. TAMC Sho Shimamura, Kouichi Hirata
2019	C	`conf`	Vertical and Horizontal Distances to Approximate Edit Distance for Rooted Labeled Caterpillars. ICPRAM Kohei Muraka, Takuya Yoshino, Kouichi Hirata
2018	C	`conf`	Computing Edit Distance between Rooted Labeled Caterpillars. FedCSIS Kohei Muraka, Takuya Yoshino, Kouichi Hirata
2018	—	`conf`	Earth Mover's Distance Between Rooted Labeled Unordered Trees Formulated from Complete Subtrees. ICPRAM (Revised Selected Papers) Taiga Kawaguchi, Takuya Yoshino, Kouichi Hirata
2018	C	`conf`	Earth Mover's Distances for Rooted Labaled Unordered Trees based on Tai Mapping Hierarchy. ICPRAM Taiga Kawaguchi, Kouichi Hirata
2018	—	`conf`	LCA Histogram Distance for Rooted Labeled Caterpillars. KDIR Takuya Yoshino, Kohei Muraka, Kouichi Hirata
2018	C	`conf`	Nearest Neighbor Search using Sketches as Quantized Images of Dimension Reduction. ICPRAM Naoya Higuchi, Yasunobu Imamura, Tetsuji Kuboyama, Kouichi Hirata, Takeshi Shinohara
2018	—	`conf`	Path Histogram Distance for Rooted Labeled Caterpillars. ACIIDS (1) Taiga Kawaguchi, Takuya Yoshino, Kouichi Hirata
2017	C	`conf`	Anchored Alignment Distance between Rooted Labeled Unordered Trees. FedCSIS Kouichi Hirata, Takuya Yoshino, Yuma Ishizaka
2017	B	`conf`	Extracting Mutually Dependent Multisets. DS Natsuki Kiyota, Sho Shimamura, Kouichi Hirata
2017	—	`conf`	Iterative Feature Selection Based on Binary Consistency. IIAI-AAI Sho Shimamura, Kouichi Hirata
2017	—	`conf`	Pivot Selection for Dimension Reduction using Annealing by Increasing Resampling. LWDA Yasunobu Imamura, Naoya Higuchi, Tetsuji Kuboyama, Kouichi Hirata, Takeshi Shinohara
2017	J	`jnl`	Tai Mapping Hierarchy for Rooted Labeled Trees Through Common Subforest. Theory Comput. Syst. Takuya Yoshino, Kouichi Hirata
2016	B	`conf`	Fast Hilbert Sort Algorithm Without Using Hilbert Indices. SISAP Yasunobu Imamura, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2015	—	`conf`	Alignment of Cyclically Ordered Trees. ICPRAM (1) Takuya Yoshino, Kouichi Hirata
2015	—	`conf`	Classifying Nucleotide Sequences and their Positions of Influenza A Viruses through Several Kernels. ICPRAM (1) Issei Hamada, Takaharu Shimada, Daiki Nakata, Kouichi Hirata, Tetsuji Kuboyama
2015	—	`conf`	Extracting Propagation Patterns from Bacterial Culture Data in Medical Facility. JSAI-isAI Workshops Kazuki Nagayama, Kouichi Hirata, Shigeki Yokoyama, Kimiko Matsuoka
2015	—	`conf`	High Dimensional Similarity Search with Bundled Query Processing on Hilbert R-Tree. ICPRAM (1) Yohei Nasu, Naoki Kishikawa, Kei Tashima, Shin Kodama, Yasunobu Imamura, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2014	—	`conf`	Anchored Alignment Problem for Rooted Labeled Trees. JSAI-isAI Workshops Yuma Ishizaka, Takuya Yoshino, Kouichi Hirata
2014	—	`conf`	Central Point Selection in Dimension Reduction Projection Simple-Map with Binary Quantization. JSAI-isAI Workshops Quming Jin, Masaya Nakashima, Takeshi Shinohara, Kouichi Hirata, Tetsuji Kuboyama
2014	—	`conf`	Mapping Kernels Between Rooted Labeled Trees Beyond Ordered Trees. JSAI-isAI Workshops Kouichi Hirata, Tetsuji Kuboyama, Takuya Yoshino
2014	J	`jnl`	Segmental Mapping and Distance for Rooted Labeled Ordered Trees. Fundam. Informaticae Tomohiro Kan, Shoichi Higuchi, Kouichi Hirata
2014	J	`jnl`	Tractable and Intractable variations of Unordered Tree Edit Distance. Int. J. Found. Comput. Sci. Yoshiyuki Yamamoto, Kouichi Hirata, Tetsuji Kuboyama
2013	—	`conf`	A Dynamic Programming A* Algorithm for Computing Unordered Tree Edit Distance. IIAI-AAI Takuya Yoshino, Shoichi Higuchi, Kouichi Hirata
2013	—	`conf`	Agreement Subtree Mapping Kernel for Phylogenetic Trees. JSAI-isAI Workshops Issei Hamada, Takaharu Shimada, Daiki Nakata, Kouichi Hirata, Tetsuji Kuboyama
2013	—	`conf`	Clustering of Positions in Nucleotide Sequences by Trim Distance. IIAI-AAI Takaharu Shimada, Issei Hamada, Kouichi Hirata, Tetsuji Kuboyama, Kouki Yonezawa, Kimihito Ito
2013	—	`conf`	Development of Flexible User Need's Investigation System Based on XML Conversions. IIAI-AAI Masao Hattori, Keiichi Matsumoto, Noriko Sugimoto, Alireza Ahrary, Kouichi Hirata
2013	—	`conf`	Exploring social context from buzz marketing site - Community mapping based on tree edit distance -. PerCom Workshops Shoichi Higuchi, Tetsuji Kuboyama, Takako Hashimoto, Kouichi Hirata
2013	B	`conf`	Faster Algorithms for Tree Similarity Based on Compressed Enumeration of Bounded-Sized Ordered Subtrees. SISAP Kunihiro Wasa, Kouichi Hirata, Takeaki Uno, Hiroki Arimura
2013	B	`conf`	Polynomial Delay and Space Discovery of Connected and Acyclic Sub-hypergraphs in a Hypergraph. Discovery Science Kunihiro Wasa, Takeaki Uno, Kouichi Hirata, Hiroki Arimura
2012	B	`conf`	A Trim Distance between Positions in Nucleotide Sequences. Discovery Science Shunsuke Makino, Takaharu Shimada, Kouichi Hirata, Kouki Yonezawa, Kimihito Ito
2012	—	`conf`	A trim distance between positions as packaging signals in H3N2 influenza viruses. SCIS&ISIS Shunsuke Makino, Takaharu Shimada, Kouichi Hirata, Kouki Yonezawa, Kimihito Ito
2012	—	`conf`	An Isolated-Subtree Inclusion for Unordered Trees. IIAI-AAI Takahiro Hokazono, Tomohiro Kan, Yoshiyuki Yamamoto, Kouichi Hirata
2012	—	`conf`	Finding correlated mutations among RNA segments in H3N2 influenza viruses. SCIS&ISIS Takaharu Shimada, Tatsuya Hazemoto, Shunsuke Makino, Kouichi Hirata, Kimihito Ito
2012	B	`conf`	Segmental Mapping and Distance for Rooted Labeled Ordered Trees. ISAAC Tomohiro Kan, Shoichi Higuchi, Kouichi Hirata
2012	—	`conf`	Translating XML Documents Through Dyck-Typed Regular Translation Elementary Formal Systems. IIAI-AAI Noriko Sugimoto, Kouichi Hirata
2011	—	`conf`	An A* Algorithm for Computing Edit Distance between Rooted Labeled Unordered Trees. JSAI-isAI Workshops Shoichi Higuchi, Tomohiro Kan, Yoshiyuki Yamamoto, Kouichi Hirata
2011	B	`conf`	Improved MAX SNP-Hard Results for Finding an Edit Distance between Unordered Trees. CPM Kouichi Hirata, Yoshiyuki Yamamoto, Tetsuji Kuboyama
2011	—	`conf`	On Computing Tractable Variations of Unordered Tree Edit Distance with Network Algorithms. JSAI-isAI Workshops Yoshiyuki Yamamoto, Kouichi Hirata, Tetsuji Kuboyama
2010	J	`jnl`	An Efficient Depth-first Search Algorithm for Extracting Frequent Diamond Episodes from Event Sequences. Inf. Media Technol. Takashi Katoh, Hiroki Arimura, Kouichi Hirata
2010	J	`jnl`	Approximating Tree Edit Distance through String Edit Distance for Binary Tree Codes. Fundam. Informaticae Taku Aratsu, Kouichi Hirata, Tetsuji Kuboyama
2009	B	`conf`	A Polynomial-Delay Polynomial-Space Algorithm for Extracting Frequent Diamond Episodes from Event Sequences. PAKDD Takashi Katoh, Hiroki Arimura, Kouichi Hirata
2009	B	`conf`	Approximating Tree Edit Distance through String Edit Distance for Binary Tree Codes. SOFSEM Taku Aratsu, Kouichi Hirata, Tetsuji Kuboyama
2009	—	`conf`	Discovering Networks for Global Propagation of Influenza A (H3N2) Viruses by Clustering. KES (2) Kazuya Sata, Kouichi Hirata, Kimihito Ito, Tetsuji Kuboyama
2009	—	`conf`	Mining Frequent JSAI-isAI Workshops Takashi Katoh, Hiroki Arimura, Kouichi Hirata
2009	B	`conf`	Mining Frequent Bipartite Episode from Event Sequences. Discovery Science Takashi Katoh, Hiroki Arimura, Kouichi Hirata
2009	B	`conf`	On Generating All Maximal Acyclic Subhypergraphs with Polynomial Delay. SOFSEM Taishin Daigo, Kouichi Hirata
2009	—	`conf`	The Sixth Workshop on Learning with Logics and Logics for Learning (LLLL2009). JSAI-isAI Workshops Akihiro Yamamoto, Kouichi Hirata, Shin-ichi Minato
2008	B	`conf`	A Simple Characterization on Serially Constructible Episodes. PAKDD Takashi Katoh, Kouichi Hirata
2008	—	`conf`	A Tree Distance Function Based on Multi-sets. PAKDD Workshops Arnoldo José Müller Molina, Kouichi Hirata, Takeshi Shinohara
2008	B	`conf`	An Efficient Unordered Tree Kernel and Its Application to Glycan Classification. PAKDD Tetsuji Kuboyama, Kouichi Hirata, Kiyoko F. Aoki-Kinoshita
2008	—	`conf`	Sibling Distance for Rooted Labeled Trees. PAKDD Workshops Taku Aratsu, Kouichi Hirata, Tetsuji Kuboyama
2007	J	`jnl`	A Spectrum Tree Kernel. Inf. Media Technol. Tetsuji Kuboyama, Kouichi Hirata, Hisashi Kashima, Kiyoko F. Aoki-Kinoshita, Hiroshi Yasuda
2007	J	`jnl`	Efficient schema matching algorithm based on pre-checking. Syst. Comput. Jpn. Kengo Kubo, Keizo Yamada, Kouichi Hirata, Masateru Harao
2007	B	`conf`	Mining Frequent Diamond Episodes from Event Sequences. MDAI Takashi Katoh, Kouichi Hirata, Masateru Harao
2007	—	`conf`	The Fifth Workshop on Learning with Logics and Logics for Learning (LLLL2007). JSAI Akihiro Yamamoto, Kouichi Hirata
2006	B	`conf`	Mining Sectorial Episodes from Event Sequences. Discovery Science Takashi Katoh, Kouichi Hirata, Masateru Harao
2006	J	`jnl`	Refutability and Reliability for Inductive Inference of Recursive Real-Valued Functions. Inf. Media Technol. Eiju Hirowatari, Kouichi Hirata, Tetsuhiro Miyahara, Setsuo Arikawa
2006	—	`conf`	The Fourth Workshop on Learning with Logics and Logics for Learning (LLLL2006). JSAI Akihiro Yamamoto, Kouichi Hirata, Ken Satoh
2005	—	`conf`	Development of a Multi-Agent Based Generic Traffic Simulator. JSAI Workshops Kosuke Ono, Takashi Hata, Toyofumi Maetani, Masateru Harao, Kouichi Hirata
2005	B	`conf`	Extraction of Frequent Few-Overlapped Monotone DNF Formulas with Depth-First Pruning. PAKDD Yoshikazu Shima, Kouichi Hirata, Masateru Harao
2005	—	`conf`	Multi-Agent Based Modeling and Simulation of Consensus Formations in Arguments. ICITA (1) Kosuke Ono, Masateru Harao, Kouichi Hirata
2005	B	`conf`	On Finding Acyclic Subhypergraphs. FCT Kouichi Hirata, Megumi Kuwabara, Masateru Harao
2005	—	`conf`	On Generalization and Subsumption for Ordered Clauses. JSAI Workshops Megumi Kuwabara, Takeshi Ogawa, Kouichi Hirata, Masateru Harao
2005	—	`conf`	Performance Analysis for Construction of a Performance Practice Support System. ICITA (2) Shogo Ozaki, Masateru Harao, Kouichi Hirata
2005	—	`conf`	Prediction of Recursive Real-Valued Functions from Finite Examples. JSAI Workshops Eiju Hirowatari, Kouichi Hirata, Tetsuhiro Miyahara
2005	J	`jnl`	Prediction-hardness of acyclic conjunctive queries. Theor. Comput. Sci. Kouichi Hirata
2005	B	`conf`	The Discovery Science Nobuhito Ohkura, Kouichi Hirata, Tetsuji Kuboyama, Masateru Harao
2005	—	`conf`	Workshop on Learning with Logics and Logics for Learning (LLLL). JSAI Workshops Akihiro Yamamoto, Kouichi Hirata
2004	B	`conf`	Extracting Minimal and Closed Monotone DNF Formulas. Discovery Science Yoshikazu Shima, Shinji Mitsuishi, Kouichi Hirata, Masateru Harao
2004	B	`conf`	Generalization Algorithms for Second-Order Terms. ILP Kouichi Hirata, Takeshi Ogawa, Masateru Harao
2004	J	`jnl`	Tractable and intractable second-order matching problems. J. Symb. Comput. Kouichi Hirata, Keizo Yamada, Masateru Harao
2003	B	`conf`	Extraction of Coverings as Monotone DNF Formulas. Discovery Science Kouichi Hirata, Ryosuke Nagazumi, Masateru Harao
2003	J	`jnl`	Learning elementary formal systems with queries. Theor. Comput. Sci. Hiroshi Sakamoto, Kouichi Hirata, Hiroki Arimura
2003	B	`conf`	On Condensation of a Clause. ILP Kouichi Hirata
2001	B	`conf`	Prediction-Preserving Reducibility with Membership Queries on Formal Languages. FCT Kouichi Hirata, Hiroshi Sakamoto
2000	—	`conf`	Constructive Learning of Context-Free Languages with a Subpansive Tree. ICGI Noriko Sugimoto, Takashi Toyoshima, Shinichi Shimozono, Kouichi Hirata
2000	B	`conf`	On the Hardness of Learning Acyclic Conjunctive Queries. ALT Kouichi Hirata
1999	B	`conf`	Flattening and Implication. ALT Kouichi Hirata
1999	Misc	`conf`	Tractable and Intractable Second-Order Matching Problems. COCOON Kouichi Hirata, Keizo Yamada, Masateru Harao
1998	J	`jnl`	On the Hardness of Approximating the minimum Consistent Acyclic DFA and Decision Diagram. Inf. Process. Lett. Shinichi Shimozono, Kouichi Hirata, Ayumi Shinohara
1997	J	`jnl`	Constructing Simply Recursive Programs from a Finite Set of Good Examples. Inf. Process. Lett. Kouichi Hirata
1996	B	`conf`	Constructive Learning of Translations Based on Dictionaries. ALT Noriko Sugimoto, Kouichi Hirata, Hiroki Ishizaka
1996	—	`conf`	On the Hardness of Approximating the Minimum Consistent OBDD Problem. SWAT Kouichi Hirata, Shinichi Shimozono, Ayumi Shinohara
1996	J	`jnl`	Rule-Generating Abduction for Recursive Prolog. Informatica (Slovenia) Kouichi Hirata
1994	—	`conf`	Rule-Generating Abduction for Recursive Prolog. AII/ALT Kouichi Hirata
1993	—	`conf`	A classification of abduction: abduction for logic programming. Machine Intelligence 14 Kouichi Hirata