Author Index - X Authors are sorted by last name below: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Gangqiang Xia Efficient Maintenance of Materialized Top-k Views Yuni Xia Q+Rtree: Efficient Indexing for Moving Object Database Jianchang Xiao TREX: DTD-Conforming XML to XML Transformations Yongqiao Xiao Efficient Data Mining for Maximal Frequent Subtrees Hongbo Xie Exploiting Unlabeled Data for Improving Accuracy of Predictive Data Mining Ying Xing Aurora: A Data Stream Management System Scalable Distributed Stream Processing Hui Xiong Mining Strong Affinity Association Patterns in Data Sets with Skewed Support Distribution Chryssani Xiruhaki Towards High Performance Peer-to-Peer Content and Resource Sharing Systems Jianliang Xu Energy Efficient Index for Querying Location-Dependent Data in Mobile Broadcast Environments Jinmei Xu Caucus-based Transaction Clustering Jinxi Xu Challenges in Information Retrieval and Language Modeling Kaixin Xu Multimedia streaming in large-scale sensor networks with mobile swarms Weijia Xu MoBIoS: A Metric-Space DBMS to Support Biological Discovery Yabo Xu Ascending Frequency Ordered Prefix-tree: Efficient Mining of Frequent Patterns Yirong Xu Implementing P3P Using Database Technology Yu Xu PIX: Exact and Approximate Phrase Matching in XML PIX: A System for Phrase Matching in XML Documents Phrase Matching in XML Zhengchuan Xu G2ST: a novel method to transform GML to SVG Zhuoqun Xu Extension of spatial metadata and agent-based spatial Data navigation mechanism Gui-Rong Xue Implicit link analysis for small web search Qiang Xue The ND-Tree: A Dynamic Indexing Technique for Multidimensional Non-ordered Discrete Data Spaces ©2004 Association for Computing Machinery