Published on March 11, 2014
Expert system and its components University of Education, Okara Campus 1
What is expert….? An attempt to perform human functions through machines or devices University of Education, Okara Campus 2
What is expert system..? In artificial intelligence a computer software that emulates the behavior of human experts who are solving real world problems associated with a particular domain of knowledge (Pig ford & Braur) University of Education, Okara Campus 3
Cont… Knowledge-based expert systems or simply expert systems An expert system is software that attempts to reproduce the performance of one or more human experts, most commonly in a specific problem (Wikipedia) Use human knowledge to solve problems that normally would require human intelligence Represent the expertise knowledge as data or rules within the computer University of Education, Okara Campus 4
Cont… Can explains reasoning behind any solutions it finds An expert system is a system that employs human knowledge captured in a computer to solve problems that ordinarily require human expertise.(Turban) University of Education, Okara Campus 5
Key concept Problem solve by applying specific knowledge rather than specific techniques. University of Education, Okara Campus 6
Artificial Intelligence & Expert System Artificial intelligence The machine doing work as human being Astro teller: Artificial intelligence is the science of how to get machines to do the things as they do in movies (Transformer) Expert system It is only a part of artificial intelligence University of Education, Okara Campus 7
According to Astro Teller University of Education, Okara Campus 8
Use of expert system Control air traffic (PEO Aviation) University of Education, Okara Campus 9
Cont.. Monitoring (nuclear plants) Weather predictions Interpretation speech And many more … University of Education, Okara Campus 10
Cont…. Finding solutions through designing computer programs University of Education, Okara Campus 11
Components of expert system University of Education, Okara Campus 12
Explanation User Is consulting with system to get advise User interface The code that control the dialogue between the user and the system. Inference engine The reason behind a solution provided by this component (logic) Knowledge base This component consist of facts and rules Working storage The data which specific to a problem being solved. All these components are consist of device which is called shell. University of Education, Okara Campus 13
Example Software LITHIAN Gives advice to archeologists for examining stone tools. Dendral use to identify the structure of a chemical compounds first use in (1965) Mycin It is also another example of expert system that use in medical field University of Education, Okara Campus 14
Expert System is a leader in semantic technology and the creators of Cogito semantic technology that understands the meaning of written language.
In artificial intelligence, an expert system is a computer system that emulates the decision-making ability of a human expert. Expert systems are designed ...
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Expert systems are computer programs that are built to mimic human behavior and knowledge. Another name for an expert system is artificial intelligence.
Expert Systems With Applications is a refereed international journal whose focus is on exchanging information relating to expert and intelligent systems ...
About Us: Expert Systems Limited (hereafter known as "Expert HK"), our principle operating subsidiary, is one of the long-established and renowned IT ...
Ein Expertensystem (XPS oder auch ES) ist ein Computerprogramm, das Menschen bei der Lösung von komplexeren Problemen wie ein Experte unterstützen kann ...