Publications

• Peng Sun, Ziyang Liu, Susan Davidson and Yi Chen: “Detecting and Resolving Unsound Workflow Views for Provenance Preservation.” In Proceedings of 27th ACM SIGMOD International Conference on Management of Data, 2009 (to appear).
• Qihong Shao, Peng Sun, and Yi Chen: “WISE: a Workflow Information Search Engine.” Demo Description. In Proceedings of the 25th International Conference on Data Engineering (ICDE), 2009 (to appear).

Online Demo: wise.asu.edu

• Ziyang Liu and Yi Chen: “Reasoning and Identifying Relevant Matches for XML Keyword Search.” In 34th International Conference on Very Large Data Bases (VLDB) / PVLDB Journal, Vol. 1, 2008.
• Qihong Shao, Yi Chen, Shu Tao, Xifeng Yan, and Nikos Anerousis: “EasyTicket: A Ticket Routing Recommendation Engine for Enterprise Problem Resolution”. Demo Description. In 34th International Conference on Very Large Data Bases (VLDB) / PVLDB Journal, Vol. 1, 2008.
• Yu Huang, Ziyang Liu and Yi Chen: “eXtract: Generating Query Biased Result Snippet for XML Search.” Demo Description. In 34th International Conference on Very Large Data Bases (VLDB) / PVLDB Journal, Vol. 1, 2008.

Online Demo: extract.asu.edu

• Qihong Shao, Yi Chen, Shu Tao, Xifeng Yan, and Nikos Anerousis: “Efficient Ticket Routing by Resolution Sequence Mining.” (long presentation). In Proceedings of 14th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining, 2008.
• Yu Huang, Ziyang Liu and Yi Chen: “Query Biased Snippet Generation in XML Search.” In Proceedings of 26th ACM SIGMOD International Conference on Management of Data, 2008.
• Ziyang Liu and Yi Chen. “Answering Keyword Queries on XML Using Materialized Views.” In Proceedings of The 24th International Conference on Data Engineering (ICDE), 2008
• Garrett Wolf, Hemal Khatri, Bhaumik Chokshi, Jianchuan Fan, Yi Chen and Subbarao Kambhampati: “Query Processing over Incomplete Autonomous Databases .” In Proceedings of 33rd International Conference on Very Large Data Bases (VLDB), 2007

• Ziyang Liu,  Jeffrey Walker, and Yi Chen: “ XSeek: A Semantic XML Search Engine Using Keywords .” Demo description. In Proceedings of 33rd International Conference on Very Large Data Bases (VLDB), 2007

Online demo: xseek.asu.edu

• Ziyang Liu and Yi Chen. “Identifying Meaningful Return Information for XML Keyword Search. ” In Proceedings of 26th ACM SIGMOD International Conference on Management of Data, 2007.

• Hemal Khatri, Jianchun Fan, Yi Chen, and Subbarao Kambhampati. “ QPIAD: Query Processing over Incomplete Autonomous Databases .” In Proceedings of 22nd International Conference on Data Engineering (ICDE), 2007.
• Subbarao Kambhampati, Garrett Wolf, Yi Chen, Hemal Khatri, Bhaumik Chokshi, Jianchun Fan, and Ullas Nambiar. “ QUIC: A System for Handling Imprecision & Incompleteness in Autonomous Databases .” In Proceedings of 3rd Biennial Conference on Innovative Data Systems Research (CIDR), 2007 

• Nitin Agarwal, Magdiel Galan Oliveras, and Yi Chen: “Approximate Structural Matching over Ordered XML Documents.” In Proceedings of Eleventh International Database Engineering & Applications Symposium (IDEAS), 2007.
• Qihong Shao, Michel Kinsy and Yi Chen: “Storing and Discovering Critical Workflows from Log in Scientific Exploration. ” In Proceedings of the 2007 IEEE International Workshop on Scientific Workflows (SWF), 2007.

• Yi Chen, Susan B. Davidson, and Yifeng Zheng. “ An Efficient XPath Query Processor for XML Streams .” In Proceedings of 22nd International Conference on Data Engineering (ICDE), 2006.

• Steven Bird, Yi Chen, Susan B. Davidson, Haejoong Lee, and Yifeng Zheng. “Designing and Evaluating an XPath Dialect for Linguistic Queries .” In Proceedings of 22nd International Conference on Data Engineering (ICDE), 2006.

• Te Li, Qihong Shao, and Yi Chen. “ PEPX: A Query-Friendly Probabilistic XML Database .” In Proceedings of 15th ACM Conference on Information and Knowledge Management (CIKM), 2006.

• Natalia Kwasnikowska, Yi Chen, and Zoe Lacroix. “ Modeling and Storing Scientific Protocols .” In Proceedings of International Workshop on Knowledge Systems in Bioinformatics (KSinBIT), 2006.

• Yi Chen, Susan B. Davidson, and Yifeng Zheng. “ViteX: A Streaming XPath Processing System .” Demonstration description. In Proceedings of 21st International Conference on Data Engineering (ICDE), 2005.

• Steven Bird, Yi Chen, Susan B. Davidson, Haejoong Lee, and Yifeng Zheng. “Extending XPath to Support Linguistic Queries .” In Proceedings of Programming Language Technologies for XML (PLAN-X), 2005.

• Yi Chen, Susan B. Davidson, and Yifeng Zheng. “BLAS: An Efficient XPath Processing System .” In Proceedings of 23rd ACM SIGMOD International Conference on Management of Data, pp. 47-58, 2004.

• Yi Chen, George A. Mihaila, Susan B. Davidson, and Sriram Padmanabhan . “EXPedite: A System for Encoded XML Processing .” In Proceedings of 13rd ACM Conference on Information and Knowledge Management (CIKM), pp. 108-117, 2004.

• Yi Chen, George A. Mihaila, Sriram Padmanabhan, and Rajesh Bordawekar. “L-Tree: A Dynamic Labeling Structure for Ordered XML Data .” In Proceedings of International Workshop on Database Technologies for Handling XML Information on the Web (dataX), in conjunction with EDBT, 2004. Springer Lecture Notes in Computer Science 3268, pp. 209-218, 2004.

• Yi Chen, George A. Mihaila, Susan B. Davidson, and Sriram Padmanabhan . “Efficient Path Query Processing on Encoded XML .” In Proceedings of International Workshop on High Performance XML Processing, in conjunction with WWW, 2004.

• Yi Chen, Susan B. Davidson, Carmem Hara, and Yifeng Zheng. “RRXS: Redundancy Reducing XML Storage in Relations .” In Proceedings of 29th International Conference on Very Large Data Bases (VLDB), pp. 189-200, 2003.

• Yi Chen, Susan B. Davidson, and Yifeng Zheng. “XKvalidator: A Constraint Validator for XML. ” In Proceedings of 11th ACM Conference on Information and Knowledge Management (CIKM), pp. 446-452, 2002.

• Yi Chen, Susan B. Davidson, and Yifeng Zheng. “Constraint Preserving XML Storage in Relations. ” In Proceedings of 5th International Workshop on the Web and Databases (WebDB), in conjunction with SIGMOD, pp. 7-12, 2002.