Hiroyuki Kitagawa

Orcid: 0000-0002-2984-2258

Affiliations:
  • University of Tsukuba, International Institute for Integrative Sleep Medicine, Tsukuba, Japan
  • National Institute of Advanced Industrial Science and Technology, Tokyo, Japan


According to our database1, Hiroyuki Kitagawa authored at least 320 papers between 1979 and 2024.

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Bibliography

2024
O(1)-Time Complexity for Fixed Sliding-Window Aggregation Over Out-of-Order Data Streams.
IEEE Trans. Knowl. Data Eng., November, 2024

Finformer: Fast Incremental and General Time Series Data Prediction.
IEICE Trans. Inf. Syst., 2024

A Distributed and Scalable Framework for Low-Latency Continuous Trajectory Stream Processing.
IEEE Access, 2024

Distributed, Continuous and Real-time Trajectory Similarity Search.
Proceedings of the 23rd International Symposium on Parallel and Distributed Computing, 2024

Automated Generation of Narrative Sleep Reports Utilizing Portable Electroencephalogram Data Through ChatGPT.
Proceedings of the 12th IEEE International Conference on Healthcare Informatics, 2024

Sleep and Arousal Scoring for In-Home EEG Signals: A Multitask Learning Approach.
Proceedings of the 12th IEEE International Conference on Healthcare Informatics, 2024

2023
Augmented lineage: traceability of data analysis including complex UDF processing.
VLDB J., September, 2023

BPF: a novel cluster boundary points detection method for static and streaming data.
Knowl. Inf. Syst., July, 2023

TraPM: A Framework for Online Pattern Matching Over Trajectory Streams.
Proceedings of the Information Integration and Web Intelligence, 2023

Integration of Knowledge Bases and External Information Sources via Magic Properties and Query-Driven Entity Linking.
Proceedings of the Information Integration and Web Intelligence, 2023

Efficient Missing Value Imputation by Maximum Distance Likelihood.
Proceedings of the IEEE International Conference on Big Data, 2023

2022
CPiX: Real-Time Analytics Over Out-of-Order Data Streams by Incremental Sliding-Window Aggregation.
IEEE Trans. Knowl. Data Eng., 2022

GeoFlink: An Efficient and Scalable Spatial Data Stream Management System.
IEEE Access, 2022

Streaming Augmented Lineage: Traceability of Complex Stream Data Analysis.
Proceedings of the Information Integration and Web Intelligence, 2022

PR-MVI: Efficient Missing Value Imputation over Data Streams by Distance Likelihood.
Proceedings of the Information Integration and Web Intelligence, 2022

TStream: a framework for real-time and scalable trajectory stream processing and analysis.
Proceedings of the 30th International Conference on Advances in Geographic Information Systems, 2022

BPF: An Effective Cluster Boundary Points Detection Technique.
Proceedings of the Database and Expert Systems Applications, 2022

InTrans: Fast Incremental Transformer for Time Series Data Prediction.
Proceedings of the Database and Expert Systems Applications, 2022

Region-based Sub-Snapshot (RegSnap): Enhanced Fault Tolerance in Distributed Stream Processing with Partial Snapshot.
Proceedings of the IEEE International Conference on Big Data, 2022

An FPGA-based Accelerator for Regular Path Queries over Edge-labeled Graphs.
Proceedings of the IEEE International Conference on Big Data, 2022

2021
Continuous top-k spatial-keyword search on dynamic objects.
VLDB J., 2021

Fast Algorithm for Attributed Community Search.
J. Inf. Process., 2021

A system for relation-oriented faceted search over knowledge bases.
Int. J. Web Inf. Syst., 2021

VOA*: Fast Angle-Based Outlier Detection over High-Dimensional Data Streams.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2021

TLV-Bandit: Bandit Method for Collecting Topic-related Local Tweets.
Proceedings of the 4th IEEE International Conference on Multimedia Information Processing and Retrieval, 2021

A Method for Searching Documents using Knowledge Bases.
Proceedings of the iiWAS2021: The 23rd International Conference on Information Integration and Web Intelligence, Linz, Austria, 29 November 2021, 2021

Augmented Lineage: Traceability of Data Analysis Including Complex UDFs.
Proceedings of the Database and Expert Systems Applications, 2021

2020
Fast and Parallel Ranking-based Clustering for Heterogeneous Graphs.
J. Data Intell., 2020

Fast Affinity Propagation by Cell-based Indexing.
J. Data Intell., 2020

L-BiX: incremental sliding-window aggregation over data streams using linear bidirectional aggregating indexes.
Knowl. Inf. Syst., 2020

Fast and Parallel RankClus Algorithm based on Dynamic Rank Score Tracking.
J. Inf. Process., 2020

GeoFlink: A Framework for the Real-time Processing of Spatial Streams.
CoRR, 2020

StreamingCube: Seamless Integration of Stream Processing and OLAP Analysis.
IEEE Access, 2020

Relation-oriented faceted search method for knowledge bases.
Proceedings of the iiWAS '20: The 22nd International Conference on Information Integration and Web-based Applications & Services, Virtual Event / Chiang Mai, Thailand, November 30, 2020

Accelerating All 5-Vertex Subgraphs Counting Using GPUs.
Proceedings of the Database and Expert Systems Applications, 2020

Fast and Accurate Community Search Algorithm for Attributed Graphs.
Proceedings of the Database and Expert Systems Applications, 2020

GeoFlink: A Distributed and Scalable Framework for the Real-time Processing of Spatial Streams.
Proceedings of the CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, 2020

2019
Smart scheme: an efficient query execution scheme for event-driven stream processing.
Knowl. Inf. Syst., 2019

Scalable keyword search over relational data streams by aggressive candidate network consolidation.
Inf. Syst., 2019

Detecting Communities and Correlated Attribute Clusters on Multi-Attributed Graphs.
IEICE Trans. Inf. Syst., 2019

Scaling Fine-grained Modularity Clustering for Massive Graphs.
Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence, 2019

Fast RankCIus Algorithm via Dynamic Rank Score Tracking on Bi-type Information Networks.
Proceedings of the 21st International Conference on Information Integration and Web-based Applications & Services, 2019

Flexible Community Search Algorithm on Attributed Graphs.
Proceedings of the 21st International Conference on Information Integration and Web-based Applications & Services, 2019

Continuous Search on Dynamic Spatial Keyword Objects.
Proceedings of the 35th IEEE International Conference on Data Engineering, 2019

NR-GAN: Noise Reduction GAN for Mice Electroencephalogram Signals.
Proceedings of the ICBSP 2019: 4th International Conference on Biomedical Imaging, 2019

Optimization of Row Pattern Matching over Sequence Data in Spark SQL.
Proceedings of the Database and Expert Systems Applications, 2019

Efficient Row Pattern Matching Using Pattern Hierarchies for Sequence OLAP.
Proceedings of the Big Data Analytics and Knowledge Discovery, 2019

Privacy-Preserving Pre-Consensus Protocol for Blockchains.
Proceedings of the IEEE International Conference on Big Data and Smart Computing, 2019

StreamingCube-Based Analytical Framework for Environmental Data Analysis.
Proceedings of the IEEE International Conference on Big Data and Smart Computing, 2019

Mercem: Method Name Recommendation Based on Call Graph Embedding.
Proceedings of the 26th Asia-Pacific Software Engineering Conference, 2019

Class Name Recommendation Based on Graph Embedding of Program Elements.
Proceedings of the 26th Asia-Pacific Software Engineering Conference, 2019

Accelerating Regular Path Queries using FPGA.
Proceedings of the 10th International Workshop on Accelerating Analytics and Data Management Systems Using Modern Processor and Storage Architectures, 2019

2018
Weighted Aggregate Reverse Rank Queries.
ACM Trans. Spatial Algorithms Syst., 2018

Bound-and-Filter Framework for Aggregate Reverse Rank Queries.
Trans. Large Scale Data Knowl. Centered Syst., 2018

Efficient Position Estimation Basedon GPU-Accelerated Content-basedImage Retrieval.
J. Mobile Multimedia, 2018

Compressed Vector Set: A Fast and Space-Efficient Data Mining Framework.
J. Inf. Process., 2018

Passerby Crowdsourcing: Workers' Behavior and Data Quality Management.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2018

Efficient Methods for Aggregate Reverse Rank Queries.
IEICE Trans. Inf. Syst., 2018

FORank: Fast ObjectRank for Large Heterogeneous Graphs.
Proceedings of the Companion of the The Web Conference 2018 on The Web Conference 2018, 2018

Network-Word Embedding for Dynamic Text Attributed Networks.
Proceedings of the 12th IEEE International Conference on Semantic Computing, 2018

Fast Algorithm for Integrating Clustering with Ranking on Heterogeneous Graphs.
Proceedings of the 20th International Conference on Information Integration and Web-based Applications & Services, 2018

C-AP: Cell-based Algorithm for Efficient Affinity Propagation.
Proceedings of the 20th International Conference on Information Integration and Web-based Applications & Services, 2018

CrowdSheet: Instant Implementation and Out-of-Hand Execution of Complex Crowdsourcing.
Proceedings of the 34th IEEE International Conference on Data Engineering, 2018

Skill-and-Stress-Aware Assignment of Crowd-Worker Groups to Task Streams.
Proceedings of the Sixth AAAI Conference on Human Computation and Crowdsourcing, 2018

Community Detection and Correlated Attribute Cluster Analysis on Multi-Attributed Graphs.
Proceedings of the Workshops of the EDBT/ICDT 2018 Joint Conference (EDBT/ICDT 2018), 2018

Approximate Set Similarity Join Using Many-Core Processors.
Proceedings of the Database and Expert Systems Applications, 2018

ScaleSCAN: Scalable Density-Based Graph Clustering.
Proceedings of the Database and Expert Systems Applications, 2018

CrowdSheet: An Easy-To-Use One-Stop Tool for Writing and Executing Complex Crowdsourcing.
Proceedings of the Advanced Information Systems Engineering, 2018

2017
SCAN-XP: Parallel Structural Graph Clustering Algorithm on Intel Xeon Phi Coprocessors.
Proceedings of the 2nd International Workshop on Network Data Analytics, 2017

Exploring Identical Users on GitHub and Stack Overflow.
Proceedings of the 29th International Conference on Software Engineering and Knowledge Engineering, 2017

Efficient Content-based Image Retrieval for Position Estimation on GPU.
Proceedings of the 15th International Conference on Advances in Mobile Computing & Multimedia, 2017

SOLA: Stream OLAP-based Analytical Framework for Roadway Maintenance.
Proceedings of the 9th International Conference on Management of Digital EcoSystems, 2017

Recency-based candidate selection for efficient entity linking.
Proceedings of the 19th International Conference on Information Integration and Web-based Applications & Services, 2017

Group rotation management in real-time crowdsourcing.
Proceedings of the 19th International Conference on Information Integration and Web-based Applications & Services, 2017

CROISSANT: centralized relational interface for web-scale SPARQL endpoints.
Proceedings of the 19th International Conference on Information Integration and Web-based Applications & Services, 2017

Secure similarity joins using fully homomorphic encryption.
Proceedings of the 19th International Conference on Information Integration and Web-based Applications & Services, 2017

An index-based secure query processing scheme for outsourced databases.
Proceedings of the 19th International Conference on Information Integration and Web-based Applications & Services, 2017

DIO: Efficient interactive outlier analysis over dynamic datasets.
Proceedings of the Twelfth International Conference on Digital Information Management, 2017

MASC: Automatic Sleep Stage Classification Based on Brain and Myoelectric Signals.
Proceedings of the 33rd IEEE International Conference on Data Engineering, 2017

Grid-Index Algorithm for Reverse Rank Queries.
Proceedings of the 20th International Conference on Extending Database Technology, 2017

Efficient Processing of Aggregate Reverse Rank Queries.
Proceedings of the Database and Expert Systems Applications, 2017

Approximate OLAP on Sustained Data Streams.
Proceedings of the Database Systems for Advanced Applications, 2017

Collecting Non-Geotagged Local Tweets via Bandit Algorithms.
Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, 2017

StreamingCube: A Unified Framework for Stream Processing and OLAP Analysis.
Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, 2017

GPU-Accelerated Graph Clustering via Parallel Label Propagation.
Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, 2017

Smart distributed query execution over data streams.
Proceedings of the 2017 IEEE International Conference on Big Data (IEEE BigData 2017), 2017

Analytical toolbox for smart city applications: Garbage collection log use case.
Proceedings of the 2017 IEEE International Conference on Big Data (IEEE BigData 2017), 2017

Implicit order join: Joining log data with property data by discovering implicit order-oriented keys with human assistance.
Proceedings of the 2017 IEEE International Conference on Big Data (IEEE BigData 2017), 2017

FORK: Feedback-Aware ObjectRank-Based Keyword Search over Linked Data.
Proceedings of the Information Retrieval Technology, 2017

2016
Accelerating Set Similarity Joins Using GPUs.
Trans. Large Scale Data Knowl. Centered Syst., 2016

CyLog/Game aspect: An approach to separation of concerns in crowdsourced data management.
Inf. Syst., 2016

H-SPOOL: A SPARQL-based ETL framework for OLAP over linked data with dimension hierarchy extraction.
Int. J. Web Inf. Syst., 2016

A Scheme for Fast <i>k</i>-Concealment Anonymization.
IEICE Trans. Inf. Syst., 2016

Group Rotation Type Crowdsourcing.
CoRR, 2016

CAMLP: Confidence-Aware Modulated Label Propagation.
Proceedings of the 2016 SIAM International Conference on Data Mining, 2016

GPU Acceleration of Content-Based Image Retrieval Based on SIFT Descriptors.
Proceedings of the 19th International Conference on Network-Based Information Systems, 2016

JsFlow: Integration of Massive Streams and Batches via JSON-based Dataflow Algebra.
Proceedings of the 19th International Conference on Network-Based Information Systems, 2016

Local Attention Analysis and Prediction of Online News Articles in Twitter.
Proceedings of the Adjunct Proceedings of the 13th International Conference on Mobile and Ubiquitous Systems: Computing Networking and Services, 2016

Visual Spatial-OLAP for Vehicle Recorder Data on Micro-sized Electric Vehicles.
Proceedings of the 20th International Database Engineering & Applications Symposium, 2016

Interleaving Clustering of Classes and Properties for Disambiguating Linked Data.
Proceedings of the Digital Libraries: Knowledge, Information, and Data in an Open Access Society, 2016

Towards Real-Time Analysis of Smart City Data: A Case Study on City Facility Utilizations.
Proceedings of the 18th IEEE International Conference on High Performance Computing and Communications; 14th IEEE International Conference on Smart City; 2nd IEEE International Conference on Data Science and Systems, 2016

Detecting Topic Evolutions in Bibliographic Databases Exploiting Citations.
Proceedings of the Information Modelling and Knowledge Bases XXVIII, 2016

Incremental Continuous Query Processing over Streams and Relations with Isolation Guarantees.
Proceedings of the Database and Expert Systems Applications, 2016

Aggregate Reverse Rank Queries.
Proceedings of the Database and Expert Systems Applications, 2016

An Improved Method of Keyword Search over Relational Data Streams by Aggressive Candidate Network Consolidation.
Proceedings of the Database and Expert Systems Applications, 2016

A System for Phylogenetic Analyses over Alignments of Next Generation Sequence Data.
Proceedings of the 10th International Conference on Complex, 2016

Smart Query Execution for Event-Driven Stream Processing.
Proceedings of the IEEE Second International Conference on Multimedia Big Data, 2016

Collaborative Filtering with Implicit Feedbacks by Discounting Positive Feedbacks.
Proceedings of the IEEE Second International Conference on Multimedia Big Data, 2016

2015
Facet-value extraction scheme from textual contents in XML data.
Int. J. Web Inf. Syst., 2015

Path-based keyword search over XML streams.
Int. J. Web Inf. Syst., 2015

Why Do You Follow Him?: Multilinear Analysis on Twitter.
Proceedings of the 24th International Conference on World Wide Web Companion, 2015

Tweet Location Inference Based on Contents and Temporal Association.
Proceedings of the Web Information Systems Engineering - WISE 2015, 2015

SocNL: Bayesian Label Propagation with Confidence.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2015

Real-Time Relevance Matching of News and Tweets.
Proceedings of the On the Move to Meaningful Internet Systems: OTM 2015 Conferences, 2015

A System for Querying RDF Data Using LINQ.
Proceedings of the 18th International Conference on Network-Based Information Systems, 2015

SPOOL: a SPARQL-based ETL framework for OLAP over linked data.
Proceedings of the 17th International Conference on Information Integration and Web-based Applications & Services, 2015

A social reading system for EPUB publications.
Proceedings of the 17th International Conference on Information Integration and Web-based Applications & Services, 2015

Continuous Angle-based Outlier Detection on High-dimensional Data Streams.
Proceedings of the 19th International Database Engineering & Applications Symposium, 2015

Patterns in Interactive Tagging Networks.
Proceedings of the Ninth International Conference on Web and Social Media, 2015

Parallel Canopy Clustering on GPUs.
Proceedings of the Database and Expert Systems Applications, 2015

GPU Acceleration of Set Similarity Joins.
Proceedings of the Database and Expert Systems Applications, 2015

Game Aspect: An Approach to Separation of Concerns in Crowdsourced Data Management.
Proceedings of the Advanced Information Systems Engineering, 2015

An architecture for stream OLAP exploiting SPE and OLAP engine.
Proceedings of the 2015 IEEE International Conference on Big Data (IEEE BigData 2015), Santa Clara, CA, USA, October 29, 2015

OMNI-Prop: Seamless Node Classification on Arbitrary Label Correlation.
Proceedings of the Twenty-Ninth AAAI Conference on Artificial Intelligence, 2015

2014
Efficient distance-based outlier detection on uncertain datasets of Gaussian distribution.
World Wide Web, 2014

Top-k Outlier Detection from Uncertain Data.
Int. J. Autom. Comput., 2014

Probabilistic Frequent Itemset Mining on a GPU Cluster.
IEICE Trans. Inf. Syst., 2014

A k-Anonymization Algorithm on Social Network Data that Reduces Distances between Nodes.
Proceedings of the 33rd IEEE International Symposium on Reliable Distributed Systems Workshops, 2014

Keyword Search with Path-Based Filtering over XML Streams.
Proceedings of the 33rd IEEE International Symposium on Reliable Distributed Systems, 2014

Frequent-Pattern Based Facet Extraction from Graph Data.
Proceedings of the 17th International Conference on Network-Based Information Systems, 2014

GPU Acceleration of Similarity Search for Uncertain Time Series.
Proceedings of the 17th International Conference on Network-Based Information Systems, 2014

Continuous outlier detection on uncertain data streams.
Proceedings of the 2014 IEEE Ninth International Conference on Intelligent Sensors, 2014

Extracting Facets from Textual Contents for Faceted Search over XML Data.
Proceedings of the 16th International Conference on Information Integration and Web-based Applications & Services, 2014

Filtering XML Streams by XPath and Keywords.
Proceedings of the 16th International Conference on Information Integration and Web-based Applications & Services, 2014

A scheme of automated object and facet extraction for faceted search over XML data.
Proceedings of the 18th International Database Engineering & Applications Symposium, 2014

A scheme for privacy-preserving ontology mapping.
Proceedings of the 18th International Database Engineering & Applications Symposium, 2014

An Improved Method for Efficient PageRank Estimation.
Proceedings of the Database and Expert Systems Applications, 2014

Online User Location Inference Exploiting Spatiotemporal Correlations in Social Streams.
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, 2014

Label-bag based Graph Anonymization via Edge Addition.
Proceedings of the International C* Conference on Computer Science & Software Engineering, 2014

MOOD: Moving Objects Outlier Detection.
Proceedings of the Web Technologies and Applications - 16th Asia-Pacific Web Conference, 2014

2013
Co-occurrence prediction in a large location-based social network.
Frontiers Comput. Sci., 2013

Fast Top-k Distance-Based Outlier Detection on Uncertain Data.
Proceedings of the Web-Age Information Management - 14th International Conference, 2013

An ETL Framework for Online Analytical Processing of Linked Open Data.
Proceedings of the Web-Age Information Management - 14th International Conference, 2013

Continuous query processing with concurrency control: reading updatable resources consistently.
Proceedings of the 28th Annual ACM Symposium on Applied Computing, 2013

Querying MongoDB with LINQ in a Server-Side JavaScript Environment.
Proceedings of the 16th International Conference on Network-Based Information Systems, 2013

A Local Method for ObjectRank Estimation.
Proceedings of the 15th International Conference on Information Integration and Web-based Applications & Services, 2013

A System for Social Reading based on EPUB3.
Proceedings of the 15th International Conference on Information Integration and Web-based Applications & Services, 2013

Recommending Fresh URLs Using Twitter Lists.
Proceedings of the Seventh International Conference on Weblogs and Social Media, 2013

Energy-Efficient XML Stream Processing through Element-Skipping Parsing.
Proceedings of the 24th International Workshop on Database and Expert Systems Applications, 2013

Parallel and Distributed Mining of Probabilistic Frequent Itemsets Using Multiple GPUs.
Proceedings of the Database and Expert Systems Applications, 2013

Condition-Task-Store: A Declarative Abstraction for Microtask-based Complex Crowd-sourcing.
Proceedings of the First VLDB Workshop on Databases and Crowdsourcing, 2013

Landmark-based user location inference in social media.
Proceedings of the Conference on Online Social Networks, 2013

DBPowder: A Flexible Object-Relational Mapping Framework Based on a Conceptual Model.
Proceedings of the 37th Annual IEEE Computer Software and Applications Conference, 2013

Efficient filtering and ranking schemes for finding inclusion dependencies on the web.
Proceedings of the 22nd ACM International Conference on Information and Knowledge Management, 2013

A Probabilistic Model for Diversifying Recommendation Lists.
Proceedings of the Web Technologies and Applications - 15th Asia-Pacific Web Conference, 2013

A High Throughput Complex Event Detection Technique with Bulk Evaluation.
Proceedings of the Eighth International Conference on P2P, 2013

2012
RDF packages: a scheme for efficient reasoning and querying over large-scale RDF data.
Int. J. Web Inf. Syst., 2012

Faceted Navigation Framework for XML Data.
Int. J. Web Inf. Syst., 2012

Tagging users based on Twitter lists.
Int. J. Web Eng. Technol., 2012

Filtering and ranking schemes for finding inclusion dependencies on the web.
Proceedings of the 21st World Wide Web Conference, 2012

Extracting Hot Spots from Satellite Data.
Proceedings of the Scientific and Statistical Database Management, 2012

Effective web video clustering using playlist information.
Proceedings of the ACM Symposium on Applied Computing, 2012

A Scheme of Fragment-Based Faceted Image Search.
Proceedings of the Database and Expert Systems Applications, 2012

A security aware stream data processing scheme on the cloud and its efficient execution methods.
Proceedings of the Fourth International Workshop on Cloud Data Management, 2012

GPU acceleration of probabilistic frequent itemset mining from uncertain databases.
Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

Detecting Social Bookmark Spams Using Multiple User Accounts.
Proceedings of the International Conference on Advances in Social Networks Analysis and Mining, 2012

Distance-Based Outlier Detection on Uncertain Data of Gaussian Distribution.
Proceedings of the Web Technologies and Applications - 14th Asia-Pacific Web Conference, 2012

An Efficient Algorithm for Arbitrary Reverse Furthest Neighbor Queries.
Proceedings of the Web Technologies and Applications - 14th Asia-Pacific Web Conference, 2012

An Efficient Stream Archiving Method by Operator Merge and Write Control.
Proceedings of the 26th International Conference on Advanced Information Networking and Applications Workshops, 2012

2011
Efficient Probabilistic Latent Semantic Indexing using Graphics Processing Unit.
Proceedings of the International Conference on Computational Science, 2011

Outlier detection by example.
J. Intell. Inf. Syst., 2011

FACTUS: Faceted Twitter User Search Using Twitter Lists.
Proceedings of the Web Information System Engineering - WISE 2011, 2011

An Extended Method for Finding Related Web Pages with Focused Crawling Techniques.
Proceedings of the Knowlege-Based and Intelligent Information and Engineering Systems, 2011

A framework of faceted navigation for XML data.
Proceedings of the iiWAS'2011, 2011

On Efficient Distance-Based Similarity Search.
Proceedings of the Data Mining Workshops (ICDMW), 2011

Tag-based User Topic Discovery Using Twitter Lists.
Proceedings of the International Conference on Advances in Social Networks Analysis and Mining, 2011

A Video Manager for Relational Stream Processing Systems.
Proceedings of the 2011 International Conference on P2P, 2011

Efficient Invocation of Transaction Sequences Triggered by Data Streams.
Proceedings of the 2011 International Conference on P2P, 2011

2010
Stream-Based Real World Information Integration Framework.
Proceedings of the Wireless Sensor Network Technologies for the Information Explosion Era, 2010

Efficient Load Balancing Techniques for Self-organizing Content Addressable Networks.
J. Networks, 2010

Query result caching for multiple event-driven continuous queries.
Inf. Syst., 2010

Parallel holistic twig joins on a multi-core system.
Int. J. Web Inf. Syst., 2010

Social Bookmarking Induced Active Page Ranking.
IEICE Trans. Inf. Syst., 2010

MV-OPES: Multivalued-Order Preserving Encryption Scheme: A Novel Scheme for Encrypting Integer Value to Many Different Values.
IEICE Trans. Inf. Syst., 2010

Fast Detection of Functional Dependencies in XML Data.
Proceedings of the Database and XML Technologies, 2010

TURank: Twitter User Ranking Based on User-Tweet Graph Analysis.
Proceedings of the Web Information Systems Engineering - WISE 2010, 2010

A-SAS: An Adaptive High-Availability Scheme for Distributed Stream Processing Systems.
Proceedings of the Eleventh International Conference on Mobile Data Management, 2010

Extracting XML data from the web.
Proceedings of the iiWAS'2010, 2010

A constraint-based tool for data integrity management on the web.
Proceedings of the 4th International Conference on Ubiquitous Information Management and Communication, 2010

Optimization Techniques for Range Queries in the Multivalued-partial Order Preserving Encryption Scheme.
Proceedings of the Knowledge Discovery, Knowledge Engineering and Knowledge Management, 2010

A Secure and Efficient Order Preserving Encryption Scheme for Relational Databases.
Proceedings of the KMIS 2010, 2010

An Efficient Algorithm for Reverse Furthest Neighbors Query with Metric Index.
Proceedings of the Database and Expert Systems Applications, 21th International Conference, 2010

Providing Constructed Buildings Information by ASTER Satellite DEM Images and Web Contents.
Proceedings of the Database Systems for Advanced Applications, 2010

Complex Event Processing over Uncertain Data Streams.
Proceedings of the 3PGCIC 2010, 2010

A Faceted-Navigation System for QCDml Ensemble XML Data.
Proceedings of the 3PGCIC 2010, 2010

2009
Managing Frequent Updates in R-Trees for Update-Intensive Applications.
IEEE Trans. Knowl. Data Eng., 2009

Querying Topic Evolution in Time Series Document Clusters.
Inf. Media Technol., 2009

Efficient Routing in Multi-ring Content Addressable Network.
Inf. Media Technol., 2009

Important scene analysis model using result importance and situation importance.
Int. J. Wirel. Mob. Comput., 2009

XML data partitioning schemes for parallel holistic twig joins.
Int. J. Web Inf. Syst., 2009

Algorithms for structure-based grouping in XML-OLAP.
Int. J. Web Inf. Syst., 2009

Applying a Machine Learning Technique to Classification of Japanese Pressure Patterns.
Data Sci. J., 2009

Why are moved web pages difficult to find?: the WISH approach.
Proceedings of the 18th International Conference on World Wide Web, 2009

Efficient Management of Multidimensional Data in Structured Peer-to-peer Overlays.
Proceedings of the VLDB 2009 PhD Workshop. Co-located with the 35th International Conference on Very Large Data Bases (VLDB 2009). Lyon, 2009

Pattern-Based Window: A Novel Window Operator to Support Event Detection over Data Stream.
Proceedings of the MDM 2009, 2009

Executing parallel TwigStack algorithm on a multi-core system.
Proceedings of the iiWAS'2009, 2009

XML data partitioning strategies to improve parallelism in parallel holistic twig joins.
Proceedings of the 3rd International Conference on Ubiquitous Information Management and Communication, 2009

Dynamic load balancing in RCAN content addressable network.
Proceedings of the 3rd International Conference on Ubiquitous Information Management and Communication, 2009

A Novel Framework for Database Security Based on Mixed Cryptography.
Proceedings of the Fourth International Conference on Internet and Web Applications and Services, 2009

FPGA Implementation of Trellis Shaping to Control Peak Power for PSK Signals.
Proceedings of IEEE International Conference on Communications, 2009

Bringing your dead links back to life: a comprehensive approach and lessons learned.
Proceedings of the HYPERTEXT 2009, Proceedings of the 20th ACM Conference on Hypertext and Hypermedia, Torino, Italy, June 29, 2009

A Ranking Method for Web Search Using Social Bookmarks.
Proceedings of the Database Systems for Advanced Applications, 2009

Encryption over Semi-trusted Database.
Proceedings of the Database Systems for Advanced Applications, 2009

Evaluation of a Framework for Dynamic Source Selection in Stream Processing.
Proceedings of the 2009 International Conference on Complex, 2009

2008
A Novelty-based Clustering Method for On-line Documents.
World Wide Web, 2008

Cube-Based Analysis for Maintaining XML Data Partition for Holistic Twig Joins.
Inf. Media Technol., 2008

S-BITS : Social-Bookmarking Induced Topic Search.
Proceedings of the Ninth International Conference on Web-Age Information Management, 2008

Outlier Detection for Transaction Databases Using Association Rules.
Proceedings of the Ninth International Conference on Web-Age Information Management, 2008

A FUSE-Based Tool for Accessing Meteorological Data in Remote Servers.
Proceedings of the Scientific and Statistical Database Management, 2008

Models and Issues on Probabilistic Data Streams with Bayesian Networks.
Proceedings of the 2008 International Symposium on Applications and the Internet, 2008

Dynamic Source Selection to Handle Changes of User's Interest in Continuous Query.
Proceedings of the On the Move to Meaningful Internet Systems: OTM 2008 Workshops, 2008

Multi-ring Infrastructure for Content Addressable Networks.
Proceedings of the On the Move to Meaningful Internet Systems: OTM 2008, 2008

GMX: an XML data partitioning scheme for holistic twig joins.
Proceedings of the iiWAS'2008, 2008

Algorithms for efficient structure-based grouping in XML-OLAP.
Proceedings of the iiWAS'2008, 2008

A video stream management system for heterogeneous information integration environments.
Proceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, 2008

Topic structure mining using temporal co-occurrence.
Proceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, 2008

PageChaser: A Tool for the Automatic Correction of Broken Web Links.
Proceedings of the 24th International Conference on Data Engineering, 2008

A Query Language and Its Processing for Time-Series Document Clusters.
Proceedings of the Digital Libraries: Universal and Ubiquitous Access to Information, 2008

Searching XML Documents by Keywords in Structured P2P Networks.
Proceedings of the 19th International Workshop on Database and Expert Systems Applications (DEXA 2008), 2008

Detecting Current Outliers: Continuous Outlier Detection over Time-Series Data Streams.
Proceedings of the Database and Expert Systems Applications, 19th International Conference, 2008

An Approach for XML Similarity Join Using Tree Serialization.
Proceedings of the Database Systems for Advanced Applications, 2008

Example-Based Robust DB-Outlier Detection for High Dimensional Data.
Proceedings of the Database Systems for Advanced Applications, 2008

Detecting Outliers in Categorical Record Databases Based on Attribute Associations.
Proceedings of the Progress in WWW Research and Development, 2008

2007
Record Extraction Based on User Feedback and Document Selection.
Proceedings of the Advances in Data and Web Management, 2007

Retrieving Arbitrary XML Fragments from Structured Peer-to-Peer Networks.
Proceedings of the Advances in Data and Web Management, 2007

Wraplet: Wrapping Your Web Contents with a Lightweight Language.
Proceedings of the Third International IEEE Conference on Signal-Image Technologies and Internet-Based System, 2007

Locality-Aware Ratio Rule Mining.
Proceedings of the Fourth International Conference on Fuzzy Systems and Knowledge Discovery, 2007

Constructing a Web Service System for Large-Scale Meteorological Grid Data.
Proceedings of the Third International Conference on e-Science and Grid Computing, 2007

Querying XML Data using PC Cluster System.
Proceedings of the 18th International Workshop on Database and Expert Systems Applications (DEXA 2007), 2007

Integrating a Stream Processing Engine and Databases for Persistent Streaming Data Management.
Proceedings of the Database and Expert Systems Applications, 18th International Conference, 2007

Proximity Search of XML Data Using Ontology and XPath Edit Similarity.
Proceedings of the Database and Expert Systems Applications, 18th International Conference, 2007

2006
Example-Based Outlier Detection for High Dimensional Datasets.
Inf. Media Technol., 2006

A Dynamic Mobility Histogram Construction Method Based on Markov Chains.
Proceedings of the 18th International Conference on Scientific and Statistical Database Management, 2006

Location-Based Information Delivery Using Stream Processing Engine.
Proceedings of the 7th International Conference on Mobile Data Management (MDM 2006), 2006

Mining Frequent Itemsets from Noisy Data.
Proceedings of the 22nd International Conference on Data Engineering Workshops, 2006

Processing XPath Queries in PC-Clusters Using XML Data Partitioning.
Proceedings of the 22nd International Conference on Data Engineering Workshops, 2006

Novelty-based Incremental Document Clustering for On-line Documents.
Proceedings of the 22nd International Conference on Data Engineering Workshops, 2006

Topic Structure Mining Using PageRank Without Hyperlinks.
Proceedings of the Digital Libraries: Achievements, 2006

Extracting Mnemonic Names of People from the Web.
Proceedings of the Digital Libraries: Achievements, 2006

Topic Structure Mining for Document Sets Using Graph-Based Analysis.
Proceedings of the Database and Expert Systems Applications, 17th International Conference, 2006

LocalRank: A Prototype for Ranking Web Pages with Database Considering Geographical Locality.
Proceedings of the Frontiers of WWW Research and Development, 2006

2005
Conveying taxonomy context for topic-focused Web search.
J. Assoc. Inf. Sci. Technol., 2005

A Comparative Study of Feature Vector-Based Topic Detection Schemes A Comparative Study of Feature Vector-Based Topic Detection Schemes.
Proceedings of the 2005 International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), 2005

Extended Link Analysis for Extracting Spatial Information Hubs.
Proceedings of the 2005 International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), 2005

Topic activation analysis for document streams based on document arrival rate and relevance.
Proceedings of the 2005 ACM Symposium on Applied Computing (SAC), 2005

Example-Based Robust Outlier Detection in High Dimensional Datasets.
Proceedings of the 5th IEEE International Conference on Data Mining (ICDM 2005), 2005

Adaptive Query Optimization Method for Multiple Continuous Queries.
Proceedings of the 21st International Conference on Data Engineering Workshops, 2005

A Tool to Compute ReliableWeb Links and Its Applications.
Proceedings of the 21st International Conference on Data Engineering Workshops, 2005

A Distributed Algorithm for Outlier Detection in a Large Database.
Proceedings of the Databases in Networked Information Systems, 4th International Workshop, 2005

LocalRank: Ranking Web Pages Considering Geographical Locality by Integrating Web and Databases.
Proceedings of the Database and Expert Systems Applications, 16th International Conference, 2005

2004
Requirement Specification and Derivation of ECA Rules for Integrating Multiple Dissemination-Based Information Sources.
IEICE Trans. Inf. Syst., 2004

Extracting Mobility Statistics from Indexed Spatio-Temporal Datasets.
Proceedings of the Spatio-Temporal Database Management, 2004

Feature-based distributed object search using signatures in Peer-to-Peer environments.
Proceedings of the 2004 ACM Symposium on Applied Computing (SAC), 2004

OBE: Outlier by Example.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2004

AutoSplit: Fast and Scalable Discovery of Hidden Variables in Stream and Multimedia Databases.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2004

Extracting New Topic Contents from Hidden Web Sites.
Proceedings of the International Conference on Information Technology: Coding and Computing (ITCC'04), 2004

Constructing XML Views over Binary Data.
Proceedings of the 8th International Database Engineering and Applications Symposium (IDEAS 2004), 2004

A Machine Learning Approach to Rapid Development of XML Mapping Queries.
Proceedings of the 20th International Conference on Data Engineering, 2004

Significant Scene Extraction Method Using Situation Importance.
Proceedings of the 24th International Conference on Distributed Computing Systems Workshops (ICDCS 2004 Workshops), 2004

A Multiple Continuous Query Optimization Method Based on Query Execution Pattern Analysis.
Proceedings of the Database Systems for Advances Applications, 2004

2003
Implementation and evaluation of an adaptive neighborhood information retrieval system for mobile users.
Proceedings of the 4th International Conference on Web Information Systems Engineering Workshops, 2003

LOCI: Fast Outlier Detection Using the Local Correlation Integral.
Proceedings of the 19th International Conference on Data Engineering, 2003

Approximate Query Processing for a Content-Based Image Retrieval Method.
Proceedings of the Database and Expert Systems Applications, 14th International Conference, 2003

TAX-PQ: Dynamic Taxonomy Probing and Query Modification for Topic-Focused Web Searc.
Proceedings of the Eighth International Conference on Database Systems for Advanced Applications (DASFAA '03), 2003

Taxonomy-Based Context Conveyance for Web Search.
Proceedings of the On The Move to Meaningful Internet Systems 2003: CoopIS, DOA, and ODBASE, 2003

2002
Processing XML View Queries Including User-defined Foreign Functions.
Proceedings of the 3rd International Conference on Web Information Systems Engineering, 2002

Taxonomy-based Adaptive Web Search Method.
Proceedings of the 2002 International Symposium on Information Technology (ITCC 2002), 2002

An Example-based Web-site Construction Tool and Its Implementation.
Proceedings of the Information Systems and Databases (ISDB 2002), 2002

Transforming XPath Queries for Bottom-Up Query Processing.
Proceedings of the Information Systems and Databases (ISDB 2002), 2002

Continual Neighborhood Tracking for Moving Objects Using Adaptive Distances.
Proceedings of the International Database Engineering & Applications Symposium, 2002

2001
Integration of Multiple Dissemination-Based Information Sources Using Source Data Arrival Properties.
Proceedings of the 2nd International Conference on Web Information Systems Engineering, 2001

Extension Mechanism in Extensible XML Query Language X<sup>2</sup>QL.
Proceedings of the 2nd International Conference on Web Information Systems Engineering, 2001

Design and Evaluation of an Example-Based Graphical Manipulation Framework for XML.
Proceedings of the 2nd International Conference on Web Information Systems Engineering, 2001

Digest Making Method Based on Turning Point Analysis.
Proceedings of the 2nd International Conference on Web Information Systems Engineering, 2001

Enabling End-users to Construct Data-intensive Web-sites from XML Repositories: An Example-based Approach.
Proceedings of the VLDB 2001, 2001

An On-Line Document Clustering Method Based on Forgetting Factors.
Proceedings of the Research and Advanced Technology for Digital Libraries, 2001

Source Description-Based Approach for the Modeling of Spatial Information Integration.
Proceedings of the Conceptual Modeling, 2001

Integration of WWW Applications Based on Extensible XML Query and Processing Languages.
Proceedings of the Database and Expert Systems Applications, 12th International Conference, 2001

A Rule-Based Scheme to Make Personal Digests from Video Program Meta Data.
Proceedings of the Database and Expert Systems Applications, 12th International Conference, 2001

Algebraic Service Specification and Rule Generation for Integrating Multiple Dissemination-Based Information Sources.
Proceedings of the Database Systems for Advanced Applications, Proceedings of the 7th International Conference on Database Systems for Advanced Applications (DASFAA 2001), 18-20 April 2001, 2001

Integration of Spatial Information Sources Based on Source Description Framework.
Proceedings of the Database Systems for Advanced Applications, Proceedings of the 7th International Conference on Database Systems for Advanced Applications (DASFAA 2001), 18-20 April 2001, 2001

2000
Drag and Drop: Amalgamation of Authoring, Querying, and Restructuring for Multimedia View Construction.
Proceedings of the Advances in Visual Information Management, 2000

Dynamic Creation of Multimedia Web Views on Heterogeneous Information Sources.
Proceedings of the 33rd Annual Hawaii International Conference on System Sciences (HICSS-33), 2000

X<sup>2</sup>QL: An eXtensible XML Query Language Supporting User-Defined Foreign Functions.
Proceedings of the Current Issues in Databases and Information Systems, 2000

A Rule-Oriented Architecture to Incorporate Dissemination-Based Information Delivery into Information Integration Environments.
Proceedings of the Current Issues in Databases and Information Systems, 2000

1999
Dynamic Generation and Browsing of Virtual WWW Space Based on User Profiles.
Proceedings of the Internet Applications, 5th International Computer Science Conference, 1999

InfoWeaver: Dynamic and Tailor-made Integration of Structured Documents, Web, and Databases.
Proceedings of the Fourth ACM conference on Digital Libraries, 1999

A Semantic Caching Method Based on Linear Constraints.
Proceedings of the 1999 International Symposium on Database Applications in Non-Traditional Environments (DANTE '99), 1999

1998
Navigator-based Query Processing in the World Wide Web Wrapper.
Proceedings of the 5th International Conference of Foundations of Data Organization (FODO'98), 1998

1997
World Wide Web based grades management.
Proceedings of the 1997 ACM symposium on Applied Computing, 1997

A Data Modelling and Query Processing Scheme for Integration of Structured Document Repositories and Relational Databases.
Proceedings of the Database Systems for Advanced Applications '97, 1997

1996
Design and Evaluation of Signature File Organization Incorporating Vertical and Horizontal Decomposition Schemes.
Proceedings of the Database and Expert Systems Applications, 7th International Conference, 1996

Composite Bit-Sliced Signature File: An Efficient Access Method for Set-Valued Object Retrieval.
Proceedings of the International Symposium on Cooperative Database Systems for Advanced Applications, 1996

Development and Performance Analysis of a Temporal Persistent Object Store POST/C++.
Proceedings of the Proceeding Seventh Australasian Database Conference, 1996

1995
Design and Performance Analysis of Indexing Schemes for Set Retrieval of Nested Objects.
IEICE Trans. Inf. Syst., 1995

1993
Evaluation of Signature Files as Set Access Facilities in OODBs.
Proceedings of the 1993 ACM SIGMOD International Conference on Management of Data, 1993

Estimation of False Drops in Set-valued Object Retrieval with Signature Files.
Proceedings of the Foundations of Data Organization and Algorithms, 1993

Abstract Indexing Mechanism of the Extensible DBMS Modus.
Proceedings of the 3rd International Conference on Database Systems for Advanced Applications (DASFAA), 1993

LRU-S: A New Buffer Allocation Approach for OODBMS.
Proceedings of the 3rd International Conference on Database Systems for Advanced Applications (DASFAA), 1993

A Guideline for Implementing Access Method Modules in Extensible DBMS MODUS.
Proceedings of the Advances in Database Research, 1993

1992
Decomposition - An Approach for Optimizing Queries Including ADT Functions.
Inf. Process. Lett., 1992

1991
Optimization of Queries Including ADT Functions.
Proceedings of the Database Systems for Advanced Applications '91, 1991

1989
Integration of Functional Data Model into Programming Environment: Application to Solid Database.
Proceedings of the Visual Database Systems. Proceedings of the IFIP TC2/WG 2.6 Working Conferenc on Visual Database Systems. Tokyo, 1989

Abstract Data Types in Graphics Databases.
Proceedings of the Visual Database Systems. Proceedings of the IFIP TC2/WG 2.6 Working Conferenc on Visual Database Systems. Tokyo, 1989

Functional Approach to Chemical Structure Databases.
Proceedings of the International Symposium on Database Systems for Advanced Applications, 1989

Design data modeling with versioned conceptual configuration.
Proceedings of the 13th Annual International Computer Software and Applications Conference, 1989

1984
Formgraphics: A Form-Based Graphics Architecture Providing a Database Workbench.
IEEE Computer Graphics and Applications, 1984

Form document management system SPECDOQ its architecture and implementation.
Proceedings of the Second ACM-SIGOA Conference on Office Information Systems, 1984

1980
Form transformer - A formalism for Office form manipulation.
Proceedings of the Operating Systems Engineering: Proceedings of the 14th IBM Computer SCience Symposium, 1980

1979
APAD: An Application-Adaptable Database System - Its Architecture and Design.
Proceedings of the Data Base Design Techniques II: Physical Structures and Applications, 1979


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