Yu Xu

Department of Computer Science and Engineering

University of California, San Diego

La Jolla, CA 92093-0114, USA

858-822-2407(Office)

yu.xu.2004@gmail.com

My Updated Profile at LinkedIn

Research Interests:

Information Retrieval in Semi-structured data
Keyword Search in XML documents
Efficient XML Query processing
Spatial Databases
Databases and the Web
Querying heterogeneous data with mediators

Research Projects:

XML Query Algebra Demo
XKSearch: XML Keyword Search Demo (SIGMOD 2005)
PIX: Phrase Matching in XML ICDE 2003 Demo (work at AT&T Labs-Research)
Exact and Approximate Phrase Matching in XML SIGMOD 2003 Demo
Phrase Matching in XML (VLDB 2003)
check the XSM Demo I did for the XSM Project
XQuery Optimization (The NEXT Logical Framework for XQuery VLDB 2004, pdf )
Extending XQuery for Analytics (work at IBM Almaden Research Center) (SIGMOD 2005)

Publications

Efficient Keyword Search for Smallest LCAs in XML Databases
SIGMOD 2005 Yu Xu, Yannis Papakonstantinou
Extending XQuery for Analytics
SIGMOD 2005 Kevin Beyer, Don Chamberlin, Latha Colby, Fatma Ozcan, Hamid Pirahesh, Yu Xu
The NEXT Logical Framework for XQuery VLDB 2004 Alin Deutsch, Yannis Papakonstantinou, Yu Xu
Phrase Matching in XML VLDB 2003 Sihem Amer-Yahia, Mary F. Fernandez, Divesh Srivastava, Yu Xu
Minimization and Groupby Detection for Nested XQueries ICDE Poster 2004 Alin Deutsch, Yannis Papakonstantinou, Yu Xu
PIX: A System for Phrase Matching in XML Documents ICDE Demo 2003
Sihem Amer-Yahia, Mary F. Fernandez, Divesh Srivastava, Yu Xu
PIX: Exact and Approximate Phrase Matching in XML SIGMOD Demo 2003
Sihem Amer-Yahia, Mary F. Fernandez, Divesh Srivastava, Yu Xu

publication via DBLP via UCSD DB lab publication server

Patents

Phrase matching in documents having nested-structure arbitrary (document-specific) markup Sihem Amer-Yahia, Mary F. Fernandez, Divesh Srivastava, Yu Xu US-Patent pending

Community Services

ICDE 2006 Program Committee member for "XML & Semistructured Data"

Volunteer Webmaster for San Diego Chinese Association

Ph.D Advisors Alin Deutsch Yannis Papakonstantinou

Resume(htm) Resume(pdf)

UCSD DB lab's homepage