Mining Reaction and Diffusion Dynamics in Social Activities

Taichi Murayama, Yasuko Matsubara, Yasushi Sakurai

Proceedings of the 31st ACM International Conference on Information and Knowledge Management (CIKM2022)　p. 1521-1531　2022/10/17　Research paper (international conference proceedings)

Fast Mining and Forecasting of Co-evolving Epidemiological Data Streams

Tasuku Kimura, Yasuko Matsubara, Koki Kawabata, Yasushi Sakurai

Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining　p. 3157-3167　2022/08/14　Research paper (international conference proceedings)

Stream mining of complex event tensor

Kota Nakamura, Yasuko Matsubara, Koki Kawabata, Yasushi Sakurai

CEUR Workshop Proceedings　Vol. 2971　2021　Research paper (international conference proceedings)

Non-Linear Mining of Social Activities in Tensor Streams.

Koki Kawabata, Yasuko Matsubara, Takato Honda, Yasushi Sakurai

The 26th ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD2020)　p. 2093-2102　2020/08/27　Research paper (international conference proceedings)

Real-time Forecasting of Non-linear Competing Online Activities.

Thinh Minh Do, Yasuko Matsubara, Yasushi Sakurai

J. Inf. Process.　Vol. 28　p. 333-342　2020　Research paper (scientific journal)

Tensor Time Series Analysis for LTV Prediction

KAWABATA Koki, MATSUBARA Yasuko, HONDA Takato, IMAI Yusaku, TAJIMA Yuki, SAKURAI Yasushi

Proceedings of the Annual Conference of JSAI　Vol. 2020　No. 0　p. 4K2GS303-4K2GS303　2020

Dynamic Modeling and Forecasting of Time-evolving Data Streams.

Yasuko Matsubara, Yasushi Sakurai

Proceedings of the 25th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining(KDD)　p. 458-468　2019/08　Research paper (international conference proceedings)

Nonlinear time-series mining of social influence

Thinh Minh Do, Yasuko Matsubara, Yasushi Sakurai

Advances in Intelligent Systems and Computing　Vol. 770　p. 151-174　2019　Research paper (international conference proceedings)

Automatic Sequential Pattern Mining in Data Streams.

Kouki Kawabata, Yasuko Matsubara, Yasushi Sakurai

Proceedings of the 28th ACM International Conference on Information and Knowledge Management(CIKM)　p. 1733-1742　2019　Research paper (international conference proceedings)

Multi-aspect Mining of Complex Sensor Sequences.

Takato Honda, Yasuko Matsubara, Ryo Neyama, Mutsumi Abe, Yasushi Sakurai

2019 IEEE International Conference on Data Mining(ICDM)　p. 299-308　2019　Research paper (international conference proceedings)

Data Stream Analysis of Online Activities.

Kouki Kawabata, Yasuko Matsubara, Yasushi Sakurai

IEEE International Conference on Internet of Things (iThings) and IEEE Green Computing and Communications (GreenCom) and IEEE Cyber, Physical and Social Computing (CPSCom) and IEEE Smart Data (SmartData)(iThings/GreenCom/CPSCom/SmartData)　p. 925-926　2018　Research paper (international conference proceedings)

Automatic Mining of Large IoT Sensor Tensor.

Takato Honda, Yasuko Matsubara, Yasushi Sakurai

2018 IEEE International Conference on Data Mining Workshops　p. 1503-1504　2018　Research paper (international conference proceedings)

StreamScope: Automatic Pattern Discovery over Data Streams.

Kouki Kawabata, Yasuko Matsubara, Yasushi Sakurai

Proceedings of the First International Workshop on Exploiting Artificial Intelligence Techniques for Data Management, aiDM@SIGMOD 2018, Houston, TX, USA, June 10, 2018　p. 5:1-5:8-8　2018　Research paper (international conference proceedings)

Ecosystem on the Web: non-linear mining and forecasting of co-evolving online activities

Yasuko Matsubara, Yasushi Sakurai, Christos Faloutsos

WORLD WIDE WEB-INTERNET AND WEB INFORMATION SYSTEMS　Vol. 20　No. 3　p. 439-465　2017/05　Research paper (scientific journal)

Nonlinear Dynamics of Information Diffusion in Social Networks

Yasuko Matsubara, Yasushi Sakurai, B. Aditya Prakash, Lei Li, Christos Faloutsos

ACM TRANSACTIONS ON THE WEB　Vol. 11　No. 2　2017/05　Research paper (scientific journal)

Automatic and effective mining of coevolving online activities

Thinh Minh Do, Yasuko Matsubara, Yasushi Sakurai

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 10235　p. 233-246　2017　Research paper (international conference proceedings)

How Well Can a User's Location Privacy Preferences be Determined Without Using GPS Location Data?

Takuya Maekawa, Naomi Yamashita, Yasushi Sakurai

IEEE Trans. Emerging Topics Comput.　Vol. 5　No. 4　p. 526-539　2017　Research paper (scientific journal)

Regime shifts in streams: Real-time forecasting of co-evolving time sequences

Yasuko Matsubara, Yasushi Sakurai

Proceedings of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining　Vol. 13-17-　p. 1045-1054　2016/08/13　Research paper (international conference proceedings)

Database systems for advanced applications: DASFAA 2016 international workshops: BDMS, BDQM, MoI, and SeCoP Dallas, TX, USA, April 16-19, 2016 proceedings

Hong Gao, Jinho Kim, Yasushi Sakurai

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 9645　2016　Research paper (international conference proceedings)

Mining Big Time-series Data on the Web.

Yasushi Sakurai, Yasuko Matsubara, Christos Faloutsos

Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume　p. 1029-1032　2016　Research paper (international conference proceedings)

Non-Linear mining of competing local activities

Yasuko Matsubara, Yasushi Sakurai, Christos Faloutsos

25th International World Wide Web Conference, WWW 2016　p. 737-747　2016　Research paper (international conference proceedings)

Non-linear time-series analysis of social influence

Thinh Minh Do, Yasuko Matsubara, Yasushi Sakurai

Journal of Information Processing　Vol. 24　No. 6　p. 937-945　2016　Research paper (scientific journal)

Mining and forecasting of big time-series data

Yasushi Sakurai, Yasuko Matsubara, Christos Faloutsos

Proceedings of the ACM SIGMOD International Conference on Management of Data　Vol. 2015-　p. 919-922　2015/05/27　Research paper (international conference proceedings)

The Web as a jungle: Non-linear dynamical systems for co-evolving online activities

Yasuko Matsubara, Yasushi Sakurai, Christos Faloutsos

WWW 2015 - Proceedings of the 24th International Conference on World Wide Web　p. 721-731　2015/05/18　Research paper (international conference proceedings)

Recognizing the Use of Portable Electrical Appliances Using Hand-worn Coil

前川 卓也, 岸野 泰恵, 柳沢 豊, 櫻井 保志

IPSJ Journal　Vol. 56　No. 1　p. 239-249　2015/01/15

Recognizing the Use of Portable Electrical Appliances Using Battery-shaped Sensor Node

前川 卓也, 岸野 泰恵, 柳沢 豊, 櫻井 保志

IPSJ Journal　Vol. 56　No. 1　p. 229-238　2015/01/15

AutoPlait: Automatic mining of co-evolving time sequences

Yasuko Matsubara, Yasushi Sakurai, Christos Faloutsos

Proceedings of the ACM SIGMOD International Conference on Management of Data　p. 193-204　2014　Research paper (international conference proceedings)

FUNNEL: Automatic mining of spatially coevolving epidemics

Yasuko Matsubara, Yasushi Sakurai, Willem G. Van Panhuis, Christos Faloutsos

Proceedings of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining　p. 105-114　2014　Research paper (international conference proceedings)

Fast and Exact Monitoring of Co-evolving Data Streams

Yasuko Matsubara, Yasushi Sakurai, Naonori Ueda, Masatoshi Yoshikawa

2014 IEEE International Conference on Data Mining (ICDM)　Vol. 2015-January　No. January　p. 390-399　2014　Research paper (international conference proceedings)

Activity recognition with hand-worn magnetic sensors

Takuya Maekawa, Yasue Kishino, Yasushi Sakurai, Takayuki Suyama

Personal and Ubiquitous Computing　Vol. 17　No. 6　p. 1085-1094　2013/08　Research paper (scientific journal)

Pattern discovery in data streams under the time warping distance

Machiko Toyoda, Yasushi Sakurai, Yoshiharu Ishikawa

VLDB JOURNAL　Vol. 22　No. 3　p. 295-318　2013/06　Research paper (scientific journal)

Subsequence matching in data streams

MacHiko Toyoda, Yasushi Sakurai

NTT Technical Review　Vol. 11　No. 1　2013/01　Research paper (scientific journal)

F-Trail: Finding patterns in taxi trajectories

Yasuko Matsubara, Lei Li, Evangelos Papalexakis, David Lo, Yasushi Sakurai, Christos Faloutsos

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7818　No. 1　p. 86-98　2013　Research paper (international conference proceedings)

SVD-based hierarchical data gathering for environmental monitoring

Yasue Kishino, Yasushi Sakurai, Yutaka Yanagisawa, Takayuki Suyama, Futoshi Naya

UbiComp 2013 Adjunct - Adjunct Publication of the 2013 ACM Conference on Ubiquitous Computing　p. 9-12　2013　Research paper (international conference proceedings)

Activity Recognition Using Wrist-Worn Sensor Device with Camera

MAEKAWA Takuya, YANAGISAWA Yutaka, KISHINO Yasue, ISHIGURO Katsuhiko, SAKURAI Yasushi, KAMEI Koji, OKADOME Takeshi

The transactions of the Institute of Electronics, Information and Communication Engineers. B　Vol. 95　No. 11　p. 1480-1490　2012/11/01

隠れマルコフモデルに基づくストリーム処理

松原靖子, 櫻井保志, 吉川正俊

情報処理学会論文誌トランザクション(CD-ROM)　Vol. 2011　No. 2　2012/04/15

A Near Optimal Solution of Best Sink Node Location Problem for Correlated Data Gathering in Wireless Sensor Networks

佐野 渉二, 柳沢 豊, 櫻井 保志, 岸野 泰恵, 寺田 努, 塚本 昌彦, 須山 敬之

情報処理学会論文誌　Vol. 53　No. 3　p. 1177-1188　2012/03/15

A Near Optimal Solution of Best Sink Node Location Problem for Correlated Data Gathering in Wireless Sensor Networks

佐野 渉二, 柳沢 豊, 櫻井 保志, 岸野 泰恵, 寺田 努, 塚本 昌彦, 須山 敬之

情報処理学会論文誌　Vol. 53　No. 3　p. 1177-1188　2012/03/15

Sequential Modeling of Topic Dynamics with Multiple Timescales

Tomoharu Iwata, Takeshi Yamada, Yasushi Sakurai, Naonori Ueda

ACM TRANSACTIONS ON KNOWLEDGE DISCOVERY FROM DATA　Vol. 5　No. 4　2012/02　Research paper (scientific journal)

Recognizing handheld electrical device usage with hand-worn coil of wire

Takuya Maekawa, Yasue Kishino, Yutaka Yanagisawa, Yasushi Sakurai

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7319　p. 234-252　2012　Research paper (international conference proceedings)

Mimic sensors: Battery-shaped sensor node for detecting electrical events of handheld devices

Takuya Maekawa, Yasue Kishino, Yutaka Yanagisawa, Yasushi Sakurai

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)　Vol. 7319　p. 20-38　2012　Research paper (international conference proceedings)

WristSense: Wrist-worn sensor device with camera for daily activity recognition

Takuya Maekawa, Yasue Kishino, Yutaka Yanagisawa, Yasushi Sakurai

2012 IEEE International Conference on Pervasive Computing and Communications Workshops, PERCOM Workshops 2012　p. 510-512　2012　Research paper (international conference proceedings)

Fast mining and forecasting of complex time-stamped events

Yasuko Matsubara, Yasushi Sakurai, Christos Faloutsos, Tomoharu Iwata, Masatoshi Yoshikawa

Proceedings of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining　p. 271-279　2012　Research paper (international conference proceedings)

Rise and fall patterns of information diffusion: Model and implications

Yasuko Matsubara, Yasushi Sakurai, B. Aditya Prakash, Lei Li, Christos Faloutsos

Proceedings of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining　p. 6-14　2012　Research paper (international conference proceedings)

Context-Aware Web Search in Ubiquitous Sensor Environments

Takuya Maekawa, Yutaka Yanagisawa, Yasushi Sakurai, Yasue Kishino, Koji Kamei, Takeshi Okadome

ACM TRANSACTIONS ON INTERNET TECHNOLOGY　Vol. 11　No. 3　2012/01　Research paper (scientific journal)

Stream Processing through Hidden Markov Models

松原 靖子, 櫻井 保志, 吉川 正俊

情報処理学会論文誌データベース（TOD）　Vol. 4　No. 4　p. 48-62　2011/12/28

Context Search Method with Use of Daily Objects

前川卓也, 柳沢豊, 櫻井保志, 岸野泰恵, 亀井剛次, 岡留剛

情報処理学会論文誌ジャーナル(CD-ROM)　Vol. 52　No. 12　p. 3504-3514　2011/12/15

Fast algorithm for monitoring data streams by using hidden Markov models

Yasuhiro Fujiwara, Yasushi Sakurai

NTT Technical Review　Vol. 9　No. 12　2011/12　Research paper (scientific journal)

A Stream Algorithm for Subsequence Matching

Machiko Toyoda, Yasushi Sakurai, Yoshiharu Ishikawa

IEICE Transactions on Information and Systems　Vol. J94-D　No. 7　p. 1058-1070　2011/07　Research paper (scientific journal)

Efficient Data Gathering for Hierarchical Sensor Networks

岸野泰恵, 櫻井保志, 亀井剛次, 前川卓也, 柳沢豊, 岡留剛

情報処理学会論文誌トランザクション(CD-ROM)　Vol. 2010　No. 2　2011/04/15

WindMine: Fast and Effective Mining of Web-click Sequences.

Yasushi Sakurai, Lei L, Yasuko Matsubara,Array

Proceedings of the Eleventh SIAM International Conference on Data Mining, SDM 2011, April 28-30, 2011, Mesa, Arizona, USA　p. 759-770　2011

Recognizing the Use of Portable Electrical Devices with Hand-Worn Magnetic Sensors

Takuya Maekawa, Yasue Kishino, Yasushi Sakurai, Takayuki Suyama

PERVASIVE COMPUTING　Vol. 6696　p. 276-293　2011　Research paper (international conference proceedings)

WPT: A Toolkit for Publishing a Web-Based Lifelog

Takuya Maekawa, Yasue Kishino, Yutaka Yanagisawa, Yasushi Sakurai

MODELING AND USING CONTEXT　Vol. 6967　p. 185-199　2011　Research paper (international conference proceedings)

D-Search: an efficient and exact search algorithm for large distribution sets.

Yasuko Matsubara, Yasushi Sakurai, Masatoshi Yoshikawa

Knowl. Inf. Syst.　Vol. 29　No. 1　p. 131-157　2011

Fast Discovery of Group Lag Correlations in Streams

Yasushi Sakurai, Christos Faloutsos, Spiros Papadimitriou

ACM TRANSACTIONS ON KNOWLEDGE DISCOVERY FROM DATA　Vol. 5　No. 1　2010/12　Research paper (scientific journal)

Object-Based Activity Recognition with Heterogeneous Sensors on Wrist

Takuya Maekawa, Yutaka Yanagisawa, Yasue Kishino, Katsuhiko Ishiguro, Koji Kamei, Yasushi Sakurai, Takeshi Okadome

PERVASIVE COMPUTING, PROCEEDINGS　Vol. 6030　p. 246-264　2010　Research paper (international conference proceedings)

Online multiscale dynamic topic models

Tomoharu Iwata, Takeshi Yamada, Yasushi Sakurai, Naonori Ueda

Proceedings of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining　p. 663-671　2010　Research paper (international conference proceedings)

Discovery of Cross-Similarity in Data Streams

Machiko Toyoda, Yasushi Sakurai

26TH INTERNATIONAL CONFERENCE ON DATA ENGINEERING ICDE 2010　p. 101-104　2010　Research paper (international conference proceedings)

Incremental knowledge construction for real-world event understanding

Koji Kamei, Yutaka Yanagisawa, Takuya Maekawa, Yasue Kishino, Yasushi Sakurai, Takeshi Okadome

International Journal of Cognitive Informatics and Natural Intelligence　Vol. 4　No. 1　p. 65-79　2010/01　Research paper (scientific journal)

The event search engine

Takeshi Okadome, Yasue Kishino, Takuya Maekawa, Koji Kamei, Yutaka Yanagisawa, Yasushi Sakurai

International Journal of Cognitive Informatics and Natural Intelligence　Vol. 4　No. 1　p. 30-44　2010/01　Research paper (scientific journal)

Fast Likelihood Search for Hidden Markov Models

Yasuhiro Fujiwara, Yasushi Sakurai, Masaru Kitsuregawa

ACM TRANSACTIONS ON KNOWLEDGE DISCOVERY FROM DATA　Vol. 3　No. 4　2009/11　Research paper (scientific journal)

An Efficient Search Algorithm for Large Distribution Sets

松原 靖子, 櫻井 保志, 吉川 正俊

情報処理学会論文誌データベース（TOD）　Vol. 2　No. 3　p. 29-40　2009/09/30

Locating Indoor Tools with Low-frequency Wave Propagation

柳沢豊, 前川卓也, 岸野泰恵, 亀井剛次, 櫻井保志, 岡留剛

情報処理学会論文誌ジャーナル(CD-ROM)　Vol. 50　No. 6　p. 1575-1586　2009/06/15

Wristband type sensor device for recognizing activities that involve object use

Takuya Maekawa, Yutaka Yanagisawa, Yasue Kishino, Koji Kamei, Yasushi Sakurai, Takeshi Okadome

Roots for the Future of Ambient Intelligence - Adjunct Proceedings, 3rd European Conference on Ambient Intelligence, AmI 2009　p. 97-100　2009　Research paper (international conference proceedings)

Web Searching for Daily Living

Takuya Maekawa, Yutaka Yanagisawa, Yasushi Sakurai, Yasue Kishino, Koji Kamei, Takeshi Okadome

PROCEEDINGS 32ND ANNUAL INTERNATIONAL ACM SIGIR CONFERENCE ON RESEARCH AND DEVELOPMENT IN INFORMATION RETRIEVAL　p. 27-34　2009　Research paper (international conference proceedings)

Scalable Algorithms for Distribution Search

Yasuko Matsubara, Yasushi Sakurai, Masatoshi Yoshikawa

2009 9TH IEEE INTERNATIONAL CONFERENCE ON DATA MINING　p. 347-+　2009　Research paper (international conference proceedings)

A Parallelized Data Stream Processing System using Dynamic Time Warping Distance

Norihiro Takahashi, Tomoki Yoshihisa, Yasushi Sakurai, Masanori Kanazawa

CISIS: 2009 INTERNATIONAL CONFERENCE ON COMPLEX, INTELLIGENT AND SOFTWARE INTENSIVE SYSTEMS, VOLS 1 AND 2　p. 1100-+　2009　Research paper (international conference proceedings)

Labeling-based Knowledge Construction for Real-world Event Understanding

Koji Kamei, Yutaka Yanagisawa, Takuya Maekawa, Yasue Kishino, Yasushi Sakurai, Takeshi Okadome

PROCEEDINGS OF THE 8TH IEEE INTERNATIONAL CONFERENCE ON COGNITIVE INFORMATICS　p. 116-124　2009　Research paper (international conference proceedings)

Object-Blog System for Environment-Generated Content

Takuya Maekawa, Yutaka Yanagisawa, Yasue Kishino, Koji Kamei, Yasushi Sakurai, Takeshi Okadome

IEEE PERVASIVE COMPUTING　Vol. 7　No. 4　p. 20-27　2008/10　Research paper (scientific journal)

ダイナミックタイムワーピング距離を用いたセンサストリーム処理システムの設計と実装

高橋範亘, 櫻井保志, 義久智樹, 金澤正憲

電子情報通信学会第19回データ工学ワークショップ(DEWS 2008)論文集　2008/03　Research paper (other academic)

Data Gathering in High-Density Wireless Sensor Networks using Hierarchical Clustering

Yasue Kishino, Yasushi Sakurai, Koji Kamei, Yutaka Yanagisawa, Takuya Maekawa, Takeshi Okadome

2008 IEEE INTERNATIONAL SYMPOSIUM ON WIRELESS COMMUNICATION SYSTEMS (ISWCS 2008)　p. 368-372　2008　Research paper (international conference proceedings)

Web page retrieval in ubiquitous sensor environments.

Takuya Maekawa, Yutaka Yanagisawa, Yasushi Sakurai, Yasue Kishino, Koji Kamei, Takeshi Okadome

Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008　p. 759-760　2008　Research paper (international conference proceedings)

Efficient Distribution Mining and Classification.

Yasushi Sakurai, Rosalynn, Chong,Lei L, Array

Proceedings of the SIAM International Conference on Data Mining, SDM 2008, April 24-26, 2008, Atlanta, Georgia, USA　p. 632-643　2008

SPIRAL: Efficient and exact model identification for hidden Markov models

Yasuhiro Fujiwara, Yasushi Sakurai, Masashi Yamamuro

Proceedings of the ACM SIGKDD International Conference on Knowledge Discovery and Data Mining　p. 247-255　2008　Research paper (international conference proceedings)

Identifying similar subsequences in data streams

Machiko Toyoda, Yasushi Sakurai, Toshikazu Ichikawa

DATABASE AND EXPERT SYSTEMS APPLICATIONS, PROCEEDINGS　Vol. 5181　p. 210-+　2008　Research paper (international conference proceedings)

Fast Mining of Complex Time-Stamped Events

Hanghang Tong, Yasushi Sakurai, Eliassi-Rad Tina, Christos Faloutsos

International Conference on Information and Knowledge Management, Proceedings　p. 759-767　2008　Research paper (international conference proceedings)

コミュニケーション環境の未来に向けた研究最前線 s‐room―実世界情報の生成とそのリアルタイムコンテンツ化

岡留剛, 岸野泰恵, 前川卓也, 柳沢豊, 櫻井保志

NTT技術ジャーナル　Vol. 19　No. 6　p. 13-18　2007/06/01

Stream monitoring under the time warping distance

Yasushi Sakurai, Christos Faloutsos, Masashi Yamamuro

2007 IEEE 23RD INTERNATIONAL CONFERENCE ON DATA ENGINEERING, VOLS 1-3　p. 1021-1030　2007　Research paper (international conference proceedings)

DAPSS: Exact subsequence matching for data streams

Y Fujiwara, Y Sakurai, M Yamamuro

DATABASE SYSTEMS FOR ADVANCED APPLICATIONS, PROCEEDINGS　Vol. 3882　p. 80-94　2006　Research paper (scientific journal)

BRAID: Stream mining through group lag correlations

Yasushi Sakurai, Spiros Papadimitriou, Christos Faloutsos

Proceedings of the ACM SIGMOD International Conference on Management of Data　p. 599-610　2005　Research paper (international conference proceedings)

FTW: Fast similarity search under the time warping distance

Yasushi Sakurai, Masatoshi Yoshikawa, Christos Faloutsos

Proceedings of the ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems　p. 326-337　2005　Research paper (international conference proceedings)

AutoLag: Automatic discovery of lag correlations in stream data

Y Sakurai, S Papadimitriou, C Faloutsos

ICDE 2005: 21ST INTERNATIONAL CONFERENCE ON DATA ENGINEERING, PROCEEDINGS　p. 159-160　2005　Research paper (international conference proceedings)

A similarity search algorithm for ellipsoid queries using spatial transformation

Yasushi Sakurai, Masatoshi Yoshikawa, Shunsuke Uemura, D Ryoji Kataoka

Systems and Computers in Japan　Vol. 36　No. 1　p. 88-98　2005/01　Research paper (scientific journal)

Dynamic Range Labeling for XML Trees

EDA TAKEHARU, SAKURAI YASUSHI, AMAGASA TOSHIYUKI, YOSHIKAWA MASATOSHI, UEMURA SHUNSUKE

情報処理学会論文誌データベース（TOD）　Vol. 45　No. 7　p. 102-114　2004/06/15

A Similarity Search Method for Dynamic Time Warping

SAKURAI YASUSHI, YOSHIKAWA MASATOSHI

情報処理学会論文誌データベース（TOD）　Vol. 45　No. 4　p. 23-36　2004/03/15

SoundCompass: A Practical Query-by-Humming System.

Naoko Kosugi, Yasushi Sakurai, Masashi Morimoto

Proceedings of the ACM SIGMOD International Conference on Management of Data, Paris, France, June 13-18, 2004　p. 881-886　2004

Dynamic range labeling for XML trees

T Eda, Y Sakurai, T Amagasa, M Yoshikawa, S Uemura, T Honishi

CURRENT TRENDS IN DATABASE TECHNOLOGY - EDBT 2004 WORKSHOPS, PROCEEDINGS　Vol. 3268　p. 230-239　2004　Research paper (scientific journal)

An indexing technique using relative approximation for high-dimensional data

Yasushi Sakurai, Masatoshi Yoshikawa, Shunsuke Uemura, Haruhiko Kojima

Systems and Computers in Japan　Vol. 34　No. 12　p. 77-91　2003/11/15　Research paper (scientific journal)

Spatial indexing of high-dimensional data based on relative approximation

Y Sakurai, M Yoshikawa, S Uemura, H Kojima

VLDB JOURNAL　Vol. 11　No. 2　p. 93-108　2002/10　Research paper (scientific journal)

Similarity Search for Adaptive Ellipsoid Queries Using Spatial Transformation.

Yasushi Sakurai, Masatoshi Yoshikawa, Ryoji Kataoka, Shunsuke Uemura

VLDB 2001, Proceedings of 27th International Conference on Very Large Data Bases, September 11-14, 2001, Roma, Italy　p. 231-240　2001

An Indexing Technique Using Relative Approximation for High-Dimensional Data

SAKURAI Yasushi, YOSHIKAWA Masatoshi, UEMURA Shunsuke, KOJIMA Haruhiko

The transactions of the Institute of Electronics, Information and Communication Engineers. D-I　Vol. 83　No. 12　p. 1284-1299　2000/12/25

Spatial indexing by virtual bounding rectangles for high-dimensional data

Y Sakurai, M Yoshikawa, S Uemura

INFORMATION ORGANIZATION AND DATABASES　Vol. 579　p. 267-279　2000　Research paper (international conference proceedings)

The A-tree: An Index Structure for High-Dimensional Spaces Using Relative Approximation.

Yasushi Sakurai, Masatoshi Yoshikawa, Shunsuke Uemura, Haruhiko Kojima

VLDB 2000, Proceedings of 26th International Conference on Very Large Data Bases, September 10-14, 2000, Cairo, Egypt　p. 516-526　2000

The Subspace Coding Method: A New Indexing Scheme for High-Dimensional Data.

Yasushi Sakurai, Masatoshi Yoshikawa, Shunsuke Uemura, Haruhiko Kojima

Proceedings of the 2000 ACM CIKM International Conference on Information and Knowledge Management, McLean, VA, USA, November 6-11, 2000　p. 210-218　2000

Nearest Neighbor Search based on Virtual Bounding Rectangles for Multi-Dimensional Datasets

SAKURAI YASUSHI, YOSHIKAWA MASATOSHI, UEMURA SHUNSUKE

情報処理学会論文誌データベース（TOD）　Vol. 40　No. 3　p. 68-79　1999/02/15

High-Dimensional Nearest Neighbor Search Based on Virtual Bounding Rectangles.

Yasushi Sakurai, Masatoshi Yoshikawa, Shunsuke Uemura

The 5th International Conference of Foundations of Data Organization (FODO'98), Kobe, Japan, November 12-13, 1998　p. 258-267　1998