A Natural Language Interface Using A World Model. - Yoshio Izumida; Hiroshi Ishikawa 004; Toshiaki Yoshino; Tadashi Hoshiai; Akifumi Makinouchi (EACL, 1985)

A Knowledge-Based Approach to Design a Portable Natural Language Interface to Database Systems. - Hiroshi Ishikawa 004; Yoshio Izumida; Toshiaki Yoshino; Tadashi Hoshiai; Akifumi Makinouchi (ICDE, 1986)

KID: Designing A Knowledge-Based Natural Language Interface. - Hiroshi Ishikawa 004; Yoshio Izumida; Toshiaki Yoshino; Tadashi Hoshiai; Akifumi Makinouchi (IEEE Expert, 1987)

An Object-Oriented Database System and its View Mechanism for Schema Integration. - Hiroshi Ishikawa 004; Yoshio Izumida; Nobuaki Kawato; Tatsuya Hayashi (Future Databases, 1992)

An Active Object-Oriented Database: A Multi-Paradigm Approach to Constraint Management. - Hiroshi Ishikawa 004; Kazumi Kubota (VLDB, 1993)

The Model, Language, and Implementation of an Object-Oriented Multimedia Knowledge Base Management System. - Hiroshi Ishikawa 004; Fumio Suzuki; Fumihiko Kozakura; Akifumi Makinouchi; Mika Miyagishima; Yoshio Izumida; Masaaki Aoshima; Yasuo Yamane (ACM Trans. Database Syst., 1993)

An autonomous decentralized database system based on scripts and active objects. - Hiroshi Ishikawa 004; Kazumi Kubota (ISADS, 1995)

The Design and Implementation of an Interoperable Database System Based on Scripts and Active Objects. - Hiroshi Ishikawa 004; Kazumi Kubota; Koki Kato (IEICE Trans. Inf. Syst., 1995)

A Next Generation Industry Multimedia Database System. - Hiroshi Ishikawa 004; Koki Kato; Miyuki Ono; Naomi Yoshikawa; Kazumi Kubota; Akiko Kondo (ICDE, 1996)

An Object-Oriented Database System Jasmine: Implementation, Application, and Extension. - Hiroshi Ishikawa 004; Yasuo Yamane; Yoshio Izumida; Nobuaki Kawato (IEEE Trans. Knowl. Data Eng., 1996)

An Extended Object-Oriented Approach to a Multimedia Database System for Networked Applications. - Hiroshi Ishikawa 004; Koki Kato; Miyuki Ono; Naomi Yoshizawa; Kazumi Kubota; Akiko Kanaya (DEXA Workshop, 1997)

A Document Warehouse: A Multimedia Database Approach. - Hiroshi Ishikawa 004; Kazumi Kubota; Yasuo Noguchi; Koki Kato; Miyuki Ono; Naomi Yoshizawa; Akiko Kanaya (DEXA Workshop, 1998)

An Extended Object-Oriented Database Approach to Networked Multimedia Applications. - Hiroshi Ishikawa 004; Koki Kato; Miyuki Ono; Naomi Yoshizawa; Kazumi Kubota; Akiko Kanaya (ICDE, 1998)

XQL: A Query Language for XML Data. - Hiroshi Ishikawa 004; Kazumi Kubota; Yasuhiko Kanemasa (QL, 1998)

The Design of a Query Language for XML Data. - Hiroshi Ishikawa 004; Kazumi Kubota; Yasuhiko Kanemasa; Yasuo Noguchi (DEXA Workshop, 1999)

Document Warehousing Based on a Multimedia Database System. - Hiroshi Ishikawa 004; Kazumi Kubota; Yasuo Noguchi; Koki Kato; Miyuki Ono; Naomi Yoshizawa; Yasuhiko Kanemasa (ICDE, 1999)

Querying web distributed databases for XML-based E-businesses: requirement analysis, design, and implementation. - Hiroshi Ishikawa 004; Manabu Ohta (ADC, 2001)

Xanadu: XML- and Active-Database-Unified Approach to Distributed E-Commerce. - Hiroshi Ishikawa 004; Shohei Yokoyama; Seiji Isshiki; Manabu Ohta (DEXA Workshop, 2001)

An Active Web-based Distributed Database System for E-Commerce. - Hiroshi Ishikawa 004; Manabu Ohta (WebDyn@ICDT, 2001)

On Business Modeling, Distributed Processing, and Data Compression for E-Commerce. - Hiroshi Ishikawa 004; Shohei Yokoyama; Seiji Isshiki; Manabu Ohta (IMSA, 2001)

A Decentralized XML Database Approach to Electronic Commerce. - Hiroshi Ishikawa 004; Manabu Ohta (ISADS, 2001)

Document Warehousing: A Document-Intensive Application of A Multimedia Database. - Hiroshi Ishikawa 004; Manabu Ohta; Koki Kato (RIDE-DM, 2001)

An Intelligent Web Recommendation System: A Web Usage Mining Approach. - Hiroshi Ishikawa 004; Toshiyuki Nakajima; Tokuyo Mizuhara; Shohei Yokoyama; Junya Nakayama; Manabu Ohta; Kaoru Katayama (ISMIS, 2002)

On the Effectiveness of Web Usage Mining for Page Recommendation and Restructuring. - Hiroshi Ishikawa 004; Manabu Ohta; Shohei Yokoyama; Junya Nakayama; Kaoru Katayama (Web, Web-Services, and Database Systems, 2002)

Web usage mining approaches to page recommendation and restructuring. - Hiroshi Ishikawa 004; Manabu Ohta; Shohei Yokoyama; Junya Nakayama; Kaoru Katayama (Intell. Syst. Account. Finance Manag., 2002)

Active Knowledge Mining for Intelligent Web Page Management. - Hiroshi Ishikawa 004; Manabu Ohta; Shohei Yokoyama; Takuya Watanabe 005; Kaoru Katayama (KES, 2003)

Multi-Vector Feature Space Based on Pseudo-Euclidean Space and Oblique Basis for Similarity Searches of Images. - Yasuo Yamane; Tadashi Hoshiai; Hiroshi Tsuda; Kaoru Katayama; Manabu Ohta; Hiroshi Ishikawa 004 (CVDB, 2004)

Overlapping Clustering Methods for a Japanese Meta Search Engine. - Manabu Ohta; Hirokazu Narita; Kaoru Katayama; Hiroshi Ishikawa 004 (Databases and Applications, 2004)

A Peer-to-Peer Approach to Parallel Association Rule Mining. - Hiroshi Ishikawa 004; Yasuo Shioya; Takeshi Omi; Manabu Ohta; Kaoru Katayama (KES, 2004)

An Access Control Method Based on the Prefix Labeling Scheme for XML Repositories. - Shohei Yokoyama; Manabu Ohta; Kaoru Katayama; Hiroshi Ishikawa 004 (ADC, 2005)

Building a Navigation Structure from a Fuzzy Relationship for Image Retrieval. - Erwan Loisant; José Martinez 001; Hiroshi Ishikawa 004; Manabu Ohta; Kaoru Katayama (ICDE Workshops, 2005)

On Mining XML Structures Based on Statistics. - Hiroshi Ishikawa 004; Shohei Yokoyama; Manabu Ohta; Kaoru Katayama (KES (1), 2005)

Semantic Image Retrieval based on Ontology and Relevance Model - A Preliminary Study. - Ernest Weke Maina; Manabu Ohta; Kaoru Katayama; Hiroshi Ishikawa 004 (J. Digit. Inf. Manag., 2005)

Galois' Lattices as a Classification Technique for Image Retrieval. - Erwan Loisant; José Martinez 001; Hiroshi Ishikawa 004; Kaoru Katayama (Inf. Media Technol., 2006)

Multi-vector feature space based on pseudo-Euclidean space and oblique basis. - Yasuo Yamane; Tadashi Hoshiai; Hiroshi Tsuda; Manabu Ohta; Kaoru Katayama; Hiroshi Ishikawa 004 (Multim. Tools Appl., 2006)

Incrementally-Updatable Stream Processors for XPath Queries based on Merging Automata via Ordered Hash-keys. - Hajime Takekawa; Hiroshi Ishikawa 004 (DEXA Workshops, 2007)

Guest Editors' Introduction: Multimedia Metadata and Semantic Management. - Richard Chbeir; Harald Kosch; Frédéric Andrès; Hiroshi Ishikawa 004 (IEEE Multim., 2009)

Proposal of Spatiotemporal Data Extraction and Visualization System Based on Wikipedia for Application to Earth Science. - Akihiro Okamoto; Shohei Yokoyama; Naoki Fukuta; Hiroshi Ishikawa 004 (ACIS-ICIS, 2010)

Constraint-Based Clustering of Image Search Results Using Photo Metadata and Low-Level Image Features. - Masaharu Hirota; Shohei Yokoyama; Naoki Fukuta; Hiroshi Ishikawa 004 (Computer and Information Science, 2010)

Parallel Distributed Rendering of HTML5 Canvas Elements. - Shohei Yokoyama; Hiroshi Ishikawa 004 (ICWE, 2011)

Discovering multiple HotSpots using geo-tagged photographs. - Motohiro Shirai; Masaharu Hirota; Shohei Yokoyama; Naoki Fukuta; Hiroshi Ishikawa 004 (SIGSPATIAL/GIS, 2012)

Algorithms to Improve Tag Clouds. - Ágnes Bogárdi-Mészöly; András Rövid; Hiroshi Ishikawa 004 (ICETET, 2012)

A Robust Clustering Method for Missing Metadata in Image Search Results. - Masaharu Hirota; Naoki Fukuta; Shohei Yokoyama; Hiroshi Ishikawa 004 (J. Inf. Process., 2012)

SOM-Based Visualization for Classifying Large-Scale Sensing Data of Moonquakes. - Yasumichi Goto; Ryuhei Yamada; Yukio Yamamoto; Shohei Yokoyama; Hiroshi Ishikawa 004 (3PGCIC, 2013)

A method of Area of Interest and Shooting Spot Detection using Geo-tagged Photographs. - Motohiro Shirai; Masaharu Hirota; Hiroshi Ishikawa 004; Shohei Yokoyama (COMP@SIGSPATIAL, 2013)

An image estimation method by header information in JPEG 2000 codestreams and its application to image identification. - Katsuma Takimoto; Toshiyuki Dobashi; Hiroshi Ishikawa 004; Hitoshi Kiya (APCCAS, 2014)

Can geo-tags on flickr draw coastlines? - Masaki Omori; Masaharu Hirota; Hiroshi Ishikawa 004; Shohei Yokoyama (SIGSPATIAL/GIS, 2014)

Proposal of time series data retrieval with user feedback. - Chengzhu Yin; Hiroshi Ishikawa 004; Yasufumi Takama (GrC, 2014)

Extracting a Chinese Learner Corpus from the Web: Grammatical Error Correction for Learning Chinese as a Foreign Language with Statistical Machine Translation. - Yinchen Zhao; Mamoru Komachi; Hiroshi Ishikawa 004 (ICCE, 2014)

Introduction of Search Engine Focusing on Trend-Related Queries to Market of Data. - Yanjun Zhu; Yasufumi Takama; Yu Kato; Shogo Kori; Hiroshi Ishikawa 004 (ICDM Workshops, 2014)

Towards Better Land Cover Classification Using Geo-tagged Photographs. - Hirotaka Oba; Masaharu Hirota; Richard Chbeir; Hiroshi Ishikawa 004; Shohei Yokoyama (ISM, 2014)

Detecting Relations of Hotspots using Geo-tagged Photographs in Social Media Sites. - Masaharu Hirota; Motohiro Shirai; Hiroshi Ishikawa 004; Shohei Yokoyama (GeoRich@SIGMOD, 2014)

Improving Chinese Grammatical Error Correction with Corpus Augmentation and Hierarchical Phrase-based Statistical Machine Translation. - Yinchen Zhao; Mamoru Komachi; Hiroshi Ishikawa 004 (NLP-TEA@ACL/IJCNLP, 2015)

Who caught a cold ? - Identifying the subject of a symptom. - Shin Kanouchi; Mamoru Komachi; Naoaki Okazaki; Eiji Aramaki; Hiroshi Ishikawa 004 (ACL (1), 2015)

Disease Event Detection based on Deep Modality Analysis. - Yoshiaki Kitagawa; Mamoru Komachi; Eiji Aramaki; Naoaki Okazaki; Hiroshi Ishikawa 004 (ACL (Student Research Workshop), 2015)

Visualizing Shooting Spots using Geo-tagged Photographs from Social Media Sites. - Masaharu Hirota; Masaki Endo; Shohei Yokoyama; Hiroshi Ishikawa 004 (EGC, 2015)

EBSCAN: An Entanglement-based Algorithm for Discovering Dense Regions in Large Geo-social Data Streams with Noise. - Shohei Yokoyama; Ágnes Bogárdi-Mészöly; Hiroshi Ishikawa 004 (LBSN@SIGSPATIAL/GIS, 2015)

NFC-based Tangible User Interface for Information Curation and Its Application to Analogy Game. - Yasufumi Takama; Tomohiro Ito; Hiroshi Ishikawa 004 (KES, 2015)

Walking Route Recommendation System for Taking a Walk as Health Promotion. - Yasufumi Takama; Wataru Sasaki; Takafumi Okumura; Chi-Chih Yu; Lieu-Hen Chen; Hiroshi Ishikawa 004 (WI-IAT (1), 2015)

Visualizing High-Risk Paths using Geo-tagged Social Data for Disaster Mitigation. - Masaki Kanno; Yo Ehara; Masaharu Hirota; Shohei Yokoyama; Hiroshi Ishikawa 004 (LBSN@SIGSPATIAL/GIS, 2016)

Inferring Tourist Behavior and Purposes of a Twitter User. - Yuya Nozawa; Masaki Endo; Yo Ehara; Masaharu Hirota; Shohei Yokoyama; Hiroshi Ishikawa 004 (PRICAI Workshops, 2016)

How to Find Accessible Free Wi-Fi at Tourist Spots in Japan. - Keisuke Mitomi; Masaki Endo; Masaharu Hirota; Shohei Yokoyama; Yoshiyuki Shoji; Hiroshi Ishikawa 004 (SocInfo (1), 2016)

Application of search engine focusing on trend-related queries to market of data. - Shogo Kori; Koichi Yamaguchi; Yanjun Zhu; Satoru Takiguchi; Yu Kato; Hiroshi Ishikawa 004; Yasufumi Takama (Intell. Decis. Technol., 2016)

Design of Context Search Engine Based on Analysis of User's Search Intentions. - Yasufumi Takama; Yanjun Zhu; Shogo Kori; Koichi Yamaguchi; Lieu-Hen Chen; Hiroshi Ishikawa 004 (J. Adv. Comput. Intell. Intell. Informatics, 2016)

Multilingualization of Restaurant Menu by Analogical Description. - Kensuke Nobumoto; Daiju Kato; Masaki Endo; Masaharu Hirota; Hiroshi Ishikawa 004 (CEA@IJCAI, 2017)

Analyzing Travel Behavior Using Multi-label Classification From Twitter. - Kazuki Takahashi; Daiju Kato; Masaki Endo; Tetsuya Araki; Masaharu Hirota; Hiroshi Ishikawa 004 (MEDES, 2017)

Analyzing Relationship of Words Using Biased LexRank from Geotagged Tweets. - Takahito Tsuchida; Daiju Kato; Masaki Endo; Masaharu Hirota; Tetsuya Araki; Hiroshi Ishikawa 004 (MEDES, 2017)

Introduction of Sparkline as Snippet to Context Search Engine Result Page. - Yasufumi Takama; Koichi Yamaguchi; Lieu-Hen Chen; Hiroshi Ishikawa 004 (TAAI, 2017)

Walking Route Recommender for Supporting a Walk as Health Promotion. - Yasufumi Takama; Wataru Sasaki; Takafumi Okumura; Chi-Chih Yu; Lieu-Hen Chen; Hiroshi Ishikawa 004 (IEICE Trans. Inf. Syst., 2017)

Evaluation on Applicability of Measurement-Based Join Cost Calculation Method Using Different Generation CPUs. - Tsuyoshi Tanaka; Hiroshi Ishikawa 004 (iThings/GreenCom/CPSCom/SmartData, 2018)

Utilization of Information Interpolation using Geotagged Tweets. - Masaki Endo; Masaharu Hirota; Hiroshi Ishikawa 004 (IUI Workshops, 2018)

Personal Values-based User Modeling from Browsing History of Reviews. - Yasufumi Takama; Suzuto Shimizu; Hiroshi Ishikawa 004 (IUI Workshops, 2018)

Generalized difference method for generating integrated hypotheses in social big data. - Hiroshi Ishikawa 004; Daiju Kato; Masaki Endo; Masaharu Hirota (MEDES, 2018)

Scale-free dynamics of human behavior in personal computer operations. - Masashi Egi; Hiroshi Ishikawa 004 (MEDES, 2018)

Predicting user gender on social media sites using geographical information. - Rio Miura; Masaharu Hirota; Daiju Kato; Tetsuya Araki; Masaki Endo; Hiroshi Ishikawa 004 (MEDES, 2018)

Accelerating analysis of frequently gathered data with continuous density based clustering. - Yasushi Miyata; Hiroshi Ishikawa 004 (MEDES, 2018)

Consideration on crystalizing simulated annealing for boltzmann machine. - Hiroki Shibata; Hiroshi Ishikawa 004; Yasufumi Takama (MEDES, 2018)

Where Is the Memorable Travel Destinations? - Miho Toyoshima; Masaharu Hirota; Daiju Kato; Tetsuya Araki; Hiroshi Ishikawa 004 (SocInfo (2), 2018)

Analyzing Potential of Personal Values-Based User Modeling for Long Tail Item Recommendation. - Yasufumi Takama; Yu-Sheng Chen; Ryori Misawa; Hiroshi Ishikawa 004 (J. Adv. Comput. Intell. Intell. Informatics, 2018)

Test Management Based on Quality Characteristics (short paper). - Daiju Kato; Ayako Okuyama; Hiroshi Ishikawa 004 (IWESQ@APSEC, 2019)

Tourism application with CNN-Based Classification specialized for cultural information. - Takuma Hirotsu; Masaharu Hirota; Tetsuya Araki; Masaki Endo; Hiroshi Ishikawa 004 (iiWAS, 2019)

Detection of Car Abnormal Vibration using Machine Learning. - Wataru Hashimoto; Masaharu Hirota; Tetsuya Araki; Yukio Yamamoto; Masashi Egi; Morihiro Hirate; Masao Maura; Hiroshi Ishikawa 004 (ISM, 2019)

Applications of Generalized Difference Method for Hypothesis Generation to Social Big Data in Concept and Real Spaces. - Hiroshi Ishikawa 004; Daiju Kato; Masaki Endo; Masaharu Hirota (MEDES, 2019)

Generating Distributed Representation of User Movement for Extracting Detour Spots. - Masaharu Hirota; Tetsuya Oda; Masaki Endo; Hiroshi Ishikawa 004 (MEDES, 2019)

Measurement-Based Cost Calculation Method Focusing on CPU Architecture for Database Query Optimization. - Tsuyoshi Tanaka; Hiroshi Ishikawa 004 (MEDES, 2019)

Crystalizing Effect of Simulated Annealing on Boltzmann Machine. - Hiroki Shibata; Hiroshi Ishikawa 004; Yasufumi Takama (J. Adv. Comput. Intell. Intell. Informatics, 2019)

Coverage Analysis Method Using Quality Characteristics. - Daiju Kato; Hiroshi Ishikawa 004 (IWESQ@APSEC, 2020)

A Method for Ranking Tourist Attractions based on Geo-tagged Photographs and Image Quality Assessment. - Jhih-Yu Lin; Shu-Mei Wen; Masaharu Hirota; Tetsuya Araki; Hiroshi Ishikawa 004 (WIMS, 2020)

Concept Drift Detection on Data Stream for Revising DBSCAN Cluster. - Yasushi Miyata; Hiroshi Ishikawa 004 (WIMS, 2020)

Automatic detection method of tourist spots using SNS. - Munenori Takahashi; Masaki Endo; Shigeyoshi Ohno; Masaharu Hirota; Hiroshi Ishikawa 004 (WIMS, 2020)

Estimating Deflation Representing People Spreading in Stream Data. - Takuma Toyoshima; Masaki Endo; Takuo Kikuchi; Shigeyoshi Ohno; Hiroshi Ishikawa 004 (WIMS, 2020)

Data Management in Japanese Planetary Explorations for Big Data Era. - Yukio Yamamoto; Hiroshi Ishikawa 004 (WIMS, 2020)

Less-Known Tourist Attraction Discovery Based on Geo-Tagged Photographs. - Jhih-Yu Lin; Shu-Mei Wen; Masaharu Hirota; Tetsuya Araki; Hiroshi Ishikawa 004 (Mach. Learn. Knowl. Extr., 2020)

Numerical estimation of new COVID-19 positive cases using time series analysis by machine learning. - Yusuke Takamori; Riku Watanabe; Daiju Kato; Masaki Endo; Hiroshi Ishikawa 004 (MEDES, 2021)

Attractive Area Detection of Telemetry corresponding to Command. - Yukio Yamamoto; Hiroshi Ishikawa 004 (MEDES, 2021)

Social Big Data: Case Studies. - Hiroshi Ishikawa 004; Yasushi Miyata (Trans. Large Scale Data Knowl. Centered Syst., 2021)

Social Big Data: Concepts and Theory. - Hiroshi Ishikawa 004; Yukio Yamamoto (Trans. Large Scale Data Knowl. Centered Syst., 2021)

Quality Classification for Testing Work in DevOps. - Daiju Kato; Ayumu Shimizu; Hiroshi Ishikawa 004 (MEDES, 2022)

Spot extraction and analysis using an automatic detection method of tourist spots using SNS. - Munenori Takahashi; Masaki Endo; Shigeyoshi Ohno; Masaharu Hirota; Hiroshi Ishikawa 004 (Int. J. Intell. Inf. Database Syst., 2022)

Estimating deflation representing people spreading in stream data and estimating a specific position. - Takuma Toyoshima; Masaki Endo; Takuo Kikuchi; Shigeyoshi Ohno; Hiroshi Ishikawa 004 (Int. J. Intell. Inf. Database Syst., 2022)

Performance Evaluation of High Availability Database Systems Using Low-latency I/O Devices. - Shinji Fujiwara; Riro Senda; Isamu Kaneko; Hiroshi Ishikawa 004 (J. Inf. Process., 2022)

Estimating the Best Time to View Cherry Blossoms Using Time-Series Forecasting Method. - Tomonari Horikawa; Munenori Takahashi; Masaki Endo; Shigeyoshi Ohno; Masaharu Hirota; Hiroshi Ishikawa 004 (Mach. Learn. Knowl. Extr., 2022)

Time-Series Estimation of the Best Time to View Seasonal Organisms Using Geotagged Tweets and Co-occurring Words. - Yusuke Takamori; Junya Sato; Ryoga Sato; Asahi Iha; Masaki Endo; Kenji Terada; Shigeyoshi Ohno; Hiroshi Ishikawa 004 (MEDES, 2023)

Hypothesis Generation and Interpretation - Design Principles and Patterns for Big Data Applications - Hiroshi Ishikawa 004 (Springer, 2024)

Quality Control Methods Using Quality Characteristics in Development and Operations. - Daiju Kato; Hiroshi Ishikawa 004 (Digit., 2024)