CH14_withFigures - Chapter 14 INTELLIGENT SYSTEMS OVER THE...

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Chapter 14 INTELLIGENT SYSTEMS OVER THE INTERNET
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Learning Objectives Understand the cutting-edge intelligent systems that run over the Internet Understand the concept and power of intelligent agents Learn various applications of intelligent agents Learn the concept of representing semantic knowledge over the Internet Learn the concept of recommendation systems over the Internet Understand methods for designing recommendation systems
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Web-Based Intelligent Systems Intelligent systems use a Web-based architecture and friendly user interface Web-based intelligent systems: Use the Web as a platform to deliver services User interfaces are Web enabled
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Web-Based Intelligent Systems
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Web-Based Intelligent Systems Small systems that perform very specific tasks are often called agents Information agent take a request and navigate to the appropriate page on a Web site, locate the required information, and return it as an XML document for processing by another agent Monitoring agents are built on top of the information agent to keep track of previously returned results
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Web-Based Intelligent Systems Recommender or recommendation agents assist in customization and personalization services that are critical to maintaining good customer relationships
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Intelligent Agents: An Overview Intelligent agent (IA) An expert or knowledge-based system embedded in computer-based information systems (or their components) to make them smarter The term agent is derived from the concept of agency, referring to employing someone to act on your behalf
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Intelligent Agents: An Overview Types of agents Software agents Wizards Software daemons Softbots Bots Intelligent software agents; an abbreviation of robots. Usually used as part of another term, as in knowbots, softbots, or shopbots
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Intelligent Agents: An Overview Features of intelligent agents Reactivity Proactiveness Social ability Autonomy
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Intelligent Agents: An Overview Intelligence levels Level 0— Agents retrieve documents for a user under straight orders Level 1— Agents provide a user-initiated searching facility for finding relevant Web pages Level 2— Agents maintain users’ profiles Level 3— Agents have a learning and deductive component to help a user who cannot formalize a query or specify a target for a search
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Intelligent Agents: An Overview Components of an agent Owner Author Owner Goal Subject description Creation and duration Background Intelligent subsystem
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Characteristics of Intelligent Agents Autonomy or empowerment An agent that takes initiative and exercises control over its own actions have these characteristics: Goal oriented Collaborative Flexible Self-starting
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Characteristics of Intelligent Agents Communication (interactivity) Many agents are designed to interact with other agents, humans, or software programs
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CH14_withFigures - Chapter 14 INTELLIGENT SYSTEMS OVER THE...

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