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Artificial Intelligence and Expert Systems. ARTIFICIAL INTELLIGENCE (AI) is the science of R L Being able to Ability to solve a problem.

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Presentation on theme: "Artificial Intelligence and Expert Systems. ARTIFICIAL INTELLIGENCE (AI) is the science of R L Being able to Ability to solve a problem."— Presentation transcript:

1 Artificial Intelligence and Expert Systems

2 ARTIFICIAL INTELLIGENCE (AI) is the science of R L Being able to Ability to solve a problem

3 Comparing a DSS to Artificial Intelligence Decision Support System (DSS) –User actively involved with the system. –Relies on. The user must understand problem situation and what needs to be done. –The user makes the ultimate decision/choice. Artificial Intelligence –User not as actively involved because all of the expertise is –The system makes the ultimate decision/choice.

4 Robotics

5 E Systems are that imitate the reasoning process of experts. They consist of a knowledge base and a set of rules for applying that knowledge base to a particular situation. Most common form of AI in business. Neural Networks mimic the way the brain works, analyzing large quantities of data and information to establish. Genetic algorithms mimic the evolutionary, survival- of-the-fittest process to increasingly. Genetic algorithms work to find the answer. Intelligence agents accomplish a specific task for the user.

6 AN EXPERT SYSTEM is an artificial intelligence system that applies to reach a conclusion. An expert system captures expertise from a human expert and applies it to a problem. Tricks of the tradeKnowledge base Reasoning Process

7 Expert Systems Programming is in the form of and Reasons Decision Support System guides you, but you must reason through the problem. Expert Systems : you provide the facts, it Used as diagnostic and prescriptive.

8

9 Expert System Rules for a Bank Mortgage Application Example of Medical Expert System for lung cancer treatment If lung capacity is high AND X-ray results are positive AND patient has fever AND patient has coughing THEN surgery is necessary. If tumor has spread OR contraindications to surgery exist THEN surgery cannot be performed

10 Traffic Light Expert System

11 Can handle massive amounts of information and they can Can from complex relationships Can explain their reasoning or suggested decisions Provide in decision making. Improve customer service. Reduce errors and costs. Provide WHAT EXPERT SYSTEMS CAN DO

12 WHATEXPERT SYSTEMSCAN’TDO WHAT EXPERT SYSTEMS CAN’T DO Handle all types of domain expertise. Human experts might not fully be aware of the process that they use. Can’t put everything into machine form. Can’t solve problems in areas not designed for. Can’t Apply or judgment to a problem

13 Easy Diagnosis Medical Expert System


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