Selected Publication 

• A methodology for Coupling Fragments of XPath with Structural Indexes for XML Documents. in Information Systems, 2008. with George H. L. Fletcher, Dirk Van Gucht, Marc Gyssens, Sofia Brenes and Jan Paredaens.  (pdf)
• Trie Indexes for Efficient XML Query Evaluation. in WebDB, 2008. with Sofia Brenes, Dirk Van Gucht, and Pablo Santa Cruz.  (pdf
)
• Structural Summaries for Efficient XML Query Processing. in EDBT Ph.D. Workshop, 2008. with Sofia Brenes. Best Paper Award (pdf)
• A methodology for Coupling Fragments of XPath with Structural Indexes for XML Documents. in DBPL (Database Programming Language), 2007. with George H. L. Fletcher, Dirk Van Gucht, Marc Gyssens, Sofia Brenes and Jan Paredaens.  (pdf)
• A Rewrite-based Approach for Enforcing Access Constraints for XML. in KES (the 11^th International Conference on Knowledge-based and Intelligent Information and Engineering Systems) 2007. with Sriram Mohan and Arijit Sengupta.  (pdf)
• Chemical Data Mining of the NCI Human Tumor Cell Line Database. in Journal of Chemical Information and Modeling. 2007. with Huijun Wang, Jonathan Klinginsmith, Xiao Dong, Adam Lee, Rajarshi Guha, Gordon Crippen and David Wild. (pdf)
• Coupling Fragments of XPath with XML Indexing and Query Decomposition. in EROW (ICDT Workshop on Emerging Research Opportunities in Web Data Management) 2007. with George H. L. Fletcher, Dirk Van Gucht, Marc Gyssens and Jan Paredaens.  (pdf)
• IPAC: An Interactive Approach to Access Control for Semi-Structured Data. Demo at VLDB (Very Large Database) Conference 2006. with Sriram Mohan.  (pdf)
• ACXESS - Access Control for XML with Enhanced Security Specification. Demo at ICDE (International Conference on Data Engineering) 2006. with Sriram Mohan, Jonanthan Klinginsmith and Arijit Sengupta. (pdf)
• Data Cube Based Tumor Respiratory Motion Characterization. in the 48^th Annual Meeting of American Association of Physicists in Medicine. 2006. with Jonanthan Klinginsmith and Huanmei Wu.  (pdf)
• A biomedical patient data driven approach for the prediction of tumor. in the 48^th Annual Meeting of American Association of Physicists in Medicine. 2006. with Jonanthan Klinginsmith, Malika Mahoui and Huanmei Wu. (pdf)
• Storing XML (with XSD) in SQL Databases: Interplay of Logical and Physical Designs.  in IEEE Transactions on Knowledge and Data Engineering. Dec. 2005. with Surajit Chaudhuri, Zhiyuan Chen and Kyuseok Shim.  (pdf)
• Access control for XML: a dynamic query rewriting approach. in CIKM (ACM Conference on Information and Knowledge Management) 2005. with Sriram Mohan and Arijit Sengupta.  (pdf)
• Storing XML (with XSD) in SQL Databases: Interplay of Logical and Physical Designs. in ICDE (International Conference on Data Engineering), 2004. with Surajit Chaudhuri, Zhiyuan Chen and Kyuseok Shim.  (pdf)
• Tree Logical Classes for Efficient Evaluation of XQuery. in SIGMOD Conference, 2004. with Stelios Paparizos, Laks V. S. Lakshmanan and H. V. Jagadish.  (pdf)

· TIMBER: A Native System for Querying XML. Demo at SIGMOD 2003. with Stelios Paparizos, Shurug Al-Khalifa, Adriane Chapman, H.V. Jagadish, Laks V.S. Lakshmanan, Andrew Nierman, Jignesh M. Patel, Divesh Srivastava, Nuwee Wiwatwattana and Cong Yu. (pdf)

· Structural Join Order Selection for XML Query Optimization. in ICDE (International Conference on Data Engineering) 2003. with Jignesh Patel and H.V. Jagadish.  (pdf)

· Using Histograms to Estimate Answer Size for XML Queries. in Information Systems 28 (1-2): 33-59 (2003) -- Special Issue: Best Papers from EDBT 2002. with Jignesh Patel and H. V. Jagadish.  (pdf)

· TIMBER: A Native XML Database. in VLDB Journal, Vol. 11, Issue 4, 2002. with H. V. Jagadish, Shurug Al-Khalifa, Adriane Chapman, Laks V.S. Lakshmanan, Andrew Nierman, Stelios Paparizos, Jignesh M. Patel, Divesh Srivastava, Nuwee Wiwatwattana and Cong Yu.  (pdf)

· COMMIX: Towards Effective Web Information Extraction, Integration and Query Answering. Demo at SIGMOD 2002. with  Tengjiao Wang, Shiwei Tang, Dongqing Yang, Jun Gao and Jian Pei. (pdf)

· Estimating Answer Sizes for XML Queries. in EDBT (International Conference on Extended Database Technology) 2002. with  Jignesh M. Patel and H.V.Jagadish.  (pdf)

· Grouping in XML. in EDBT Workshop on XML Data Management (XMLDM'02), Published in Springer-Verlag, Lecture Notes in Computer Science Vol.2490, 2002. with Stelios Paparizos, Shurug Al-Khalifa, H. V. Jagadish, Laks V.S. Lakshmanan, Andrew Nierman and Divesh Srivastava.  (pdf)

· Structural Joins: A Primitive for Efficient XML Query Pattern Matching. in ICDE (International Conference on Data Engineering) 2002. with Shurug Al-Khalifa, H. V. Jagadish, Nick Koudas, Jignesh M. Patel and Divesh Srivastava.  (pdf)

· Sharing Spatial Information among Heterogeneous Geographic Information System. in 15th National Conference on Database Systems (China) 1998. with Dongqing Yang and Shiwei Tang.

A list of the publications at the DBLP Bibliography Server.