Keynotes -- Distributed XML Processing -- Towards Multi-modal Extraction and Summarization of Conversations -- Query Processing I -- Simple but Effective Porn Query Recognition by k-NN with Semantic Similarity Measure -- Selective-NRA Algorithms for Top-k Queries -- Continuous K-Nearest Neighbor Query over Moving Objects in Road Networks -- Data Quality Aware Queries in Collaborative Information Systems -- Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data -- Dynamic Data Migration Policies for Query-Intensive Distributed Data Environments -- Query Processing II -- C-Tree Indexing for Holistic Twig Joins -- Processing XML Keyword Search by Constructing Effective Structured Queries -- Representing Multiple Mappings between XML and Relational Schemas for Bi-directional Query Translation -- Finding Irredundant Contained Rewritings of Tree Pattern Queries Using Views -- Topic-Based Techniques -- IRank: A Term-Based Innovation Ranking System for Conferences and Scholars -- A Generalized Topic Modeling Approach for Maven Search -- Topic and Viewpoint Extraction for Diversity and Bias Analysis of News Contents -- Topic-Level Random Walk through Probabilistic Model -- Query-Focused Summarization by Combining Topic Model and Affinity Propagation -- Web Data Processing -- Rank Aggregation to Combine QoS in Web Search -- Personalized Delivery of On-Line Search Advertisement Based on User Interests -- Automatic Web Image Annotation via Web-Scale Image Semantic Space Learning -- Multidimensional Data Analysis -- Representing and Inferring Causalities among Classes of Multidimensional Data -- Efficient Incremental Computation of CUBE in Multiple Versions What-If Analysis -- Incremental Computation for MEDIAN Cubes in What-If Analysis -- The Tradeoff of Delta Table Merging andRe-writing Algorithms in What-If Analysis Application -- Stream Data Processing -- Efficiently Clustering Probabilistic Data Streams -- Detecting Abnormal Trend Evolution over Multiple Data Streams -- Mining Interventions from Parallel Event Sequences -- Effective Similarity Analysis over Event Streams Based on Sharing Extent -- Data Mining and Its Applications -- A Term-Based Driven Clustering Approach for Name Disambiguation -- Sentiment Clustering: A Novel Method to Explore in the Blogosphere -- Kernel-Based Transductive Learning with Nearest Neighbors -- An Improved Algorithm for Mining Non-Redundant Interacting Feature Subsets -- AutoPCS: A Phrase-Based Text Categorization System for Similar Texts -- A Probabilistic Approach for Mining Drifting User Interest -- Temporal Company Relation Mining from the Web -- Data Management Support to Advanced Applications -- StreetTiVo: Using a P2P XML Database System to Manage Multimedia Data in Your Living Room -- Qualitative Spatial Representation and Reasoning for Data Integration of Ocean Observational Systems -- Managing Hierarchical Information on Small Screens -- An Approach to Detect Collaborative Conflicts for Ontology Development -- Miscellaneous -- Using Link-Based Content Analysis to Measure Document Similarity Effectively -- Parallel Load Balancing Strategies for Tree-Structured Peer-to-Peer Networks -- A Verification Mechanism for Secured Message Processing in Business Collaboration -- Semantic Service Discovery by Consistency-Based Matchmaking -- A Fast Heuristic Algorithm for the Composite Web Service Selection -- Short Papers -- Intervention Events Detection and Prediction in Data Streams -- New Balanced Data Allocating and Online Migrating Algorithms in Database Cluster -- An Evaluation of Real-Time Transaction Services in Web Services E-Business Systems -- Formal Definition and Detection Algorithm for Passive Event in RFID Middleware -- Distributed Benchmarking of Relational Database Systems -- Optimizing Many-to-Many Data Aggregation in Wireless Sensor Networks -- Bag of Timestamps: A Simple and Efficient Bayesian Chronological Mining -- Efficient Hybrid Password-Based Authenticated Group Key Exchange -- Optimal K-Nearest-Neighbor Query in Data Grid -- A Routing Scheme with Localized Movement in Event-Driven Wireless Sensor Networks -- Short Text Clustering for Search Results -- Load Shedding for Shared Window Join over Real-Time Data Streams -- A Sliding-Window Approach for Finding Top-k Frequent Itemsets from Uncertain Streams -- A Novel ID-Based Anonymous Signcryption Scheme -- Pseudo Period Detection on Time Series Stream with Scale Smoothing -- An Affinity Path Based Wireless Broadcast Scheduling Approach for Multi-item Queries -- Lightweight Data Mining Based Database System Self-optimization: A Case Study -- Efficient Detection of Discords for Time Series Stream -- SLICE: A Novel Method to Find Local Linear Correlations by Constructing Hyperplanes -- Complete and Equivalent Query Rewriting Using Views -- Grubber: Allowing End-Users to Develop XML-Based Wrappers for Web Data Sources -- Performance Analysis of Group Handover Scheme for IEEE 802.16j-Enabled Vehicular Networks -- Directly Identify Unexpected Instances in the Test Set by Entropy Maximization -- Decentralized Orchestration of BPEL Processes with Execution Consistency -- Let Wiki Be More Powerful and Suitable for Enterprises with External Program -- DepRank: A Probabilistic Measure of Dependence via Heterogeneous Links.

This book constitutes the proceedings of the joint International Conference APWeb/WAIM 2009 which was held in Suzhou, China, during April 1-4, 2009. The 42 full papers presented together with 26 short papers and the abstracts of 2 keynote speeches were carefully reviewed and selected for inclusion in the book. The topics covered are query processing, topic-based techniques, Web data processing, multidimensional data analysis, stream data processing, data mining and its applications, and data management support to advanced applications.