part, PART 1 Applications -- chapter 1 Adaptive Hypermedia and Adaptive Web / chapter 2 Internet Computing Support for Digital Government -- chapter 3 E-Learning Technology for Improving Business Performance and Lifelong Learning -- chapter 4 Digital Libraries / chapter 5 Collaborative Applications / chapter 6 Internet Telephony -- chapter 7 Internet Messaging / chapter 8 Internet-Based Solutions for Manufacturing Enterprise Systems Interoperability-A Standards Perspective -- chapter 9 Semantic Enterprise Content Management / chapter 10 Conversational Agents / chapter 11 Internet-Based Games / part, PART 2 Enabling Technologies -- chapter 12 Information Retrieval / chapter 13 Web Crawling and Search / chapter 14 Text Mining / chapter 15 Web Usage Mining and Personalization / chapter 16 Agents / chapter 17 Multiagent Systems for Internet Applications / chapter 18 Concepts and Practice of Personalization / chapter 19 Online Marketplaces / chapter 20 Online Reputation Mechanisms / chapter 21 Digital Rights Management -- part, Part 3 Information Management -- chapter 22 Internet-Based Enterprise Architectures / chapter 23 XML Core Technologies / chapter 24 Advanced XML Technologies / chapter 25 Semistructured Data in Relational Databases / chapter 26 Information Security / chapter 27 Understanding Web Services -- chapter 28 Mediators for Querying Heterogeneous Data / chapter 29 Introduction to Web Semantics / chapter 30 Information Modeling on the Web: The Role of Metadata, Semantics, and Ontologies -- chapter 31 Semantic Aspects of Web Services -- chapter 32 Business Process: Concepts, Systems, and Protocols / chapter 33 Information Systems / part, Part 4 Systems and Utilities -- chapter 34 Internet Directory Services Using the Lightweight Directory Access Protocol -- chapter 35 Peer-to-Peer Systems / chapter 36 Data and Services for Mobile Computing / chapter 37 Pervasive Computing / chapter 38 Worldwide Computing Middleware / chapter 39 Metacomputing and Grid Frameworks / chapter 40 Improving Web Site Performance -- chapter 41 Web Caching, Consistency, and Content Distribution / chapter 42 Content Adaptation and Transcoding / part, Part 5 Engineering and Management -- chapter 43 Software Engineering for Internet Applications / chapter 44 Web Site Usability Engineering -- chapter 45 Distributed Storage / chapter 46 System Management and Security Policy Specification1 / chapter 47 Distributed Trust / chapter 48 An Overview of Intrusion Detection Techniques / chapter 49 Measuring the Internet / chapter 50 What Is Architecture? / chapter 51 Overlay Networks / chapter 52 Network and Service Management / part, Part 6 Systemic Matters -- chapter 53 Web Structure / chapter 54 The Internet Policy and Governance Ecosystem / chapter 55 Human Implications of Technology -- chapter 56 The Geographical Diffusion of the Internet in the United States -- chapter 57 Intellectual Property, Liability, and Contract