knowledge-based system


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knowledge-based system

[′näl·ij ‚bāst ‚sis·təm]
(computer science)
A computer system whose usefulness derives primarily from a data base containing human knowledge in a computerized format.

knowledge-based system

(artificial intelligence)
(KBS) A program for extending and/or querying a knowledge base.

The related term expert system is normally used to refer to a highly domain-specific type of KBS used for a specialised purpose such as medical diagnosis.

The Cyc project is an example of a large KBS.
References in periodicals archive ?
They conclude that using the knowledge-based system in conjunction with the simulator, factory engineers were able to produce results that increased production considerably and decreased feeder slot usage.
The knowledge-based system demonstrated a positive predictive value of 89%, compared to 77% in the conventional weaning tests and 81% from calculation of the rapid shallow breathing index, a weaning readiness predictor proposed by Yang and Tobin (23).
The hybrid fuzzy knowledge-based system effectively optimizes a power distribution network for multiple system-performance objectives, including system loss reduction, transformer load balancing, reduction of transformer aging to decrease the failure rate and increase continuity of service, maintenance of a satisfactory voltage profile throughout the network, reactive power compensation, and conservative voltage reduction (CVR) practice to achieve peak shaving.
According to a senior manager in one of the firms, their newly-implemented knowledge-based system had played three critical roles when one of their recruiting experts resigned to take up a more senior position with another organization.
For example, research must be conducted to study: (a) what impact will the proposed knowledge-based system have on the decision-making processes of rehabilitation clients?
The unit of storage in a knowledge-based system is an if/then rule, similar to a record in a date base.
After all, one would expect a book with the words knowledge base in the title to be of interest to the wider community of researchers and practitioners in the area of knowledge-based systems.
BC/BS and the Institute of Information Management, Technology, and Policy at the College of Business Administration, University of South Carolina formed a joint venture to build a knowledge-based system to automate medical review of these claims.
To make sure the past work of the company's designer-detailers remained on file and easily accessible for future details--so similar projects wouldn't have to be detailed again and again--the company also put in place a knowledge-based system called Design++ from Design Power of Cupertino, Calif.
PSMs describe the reasoning process of a knowledge-based system in an implementation- and domain-independent manner.
Accordingly, users of a knowledge-based system can constrain geometry so that it follows corporate engineering practices, for example, with the practices represented as rules within the system's knowledge base.
the premier supplier of real-time fault detection and classification (FDC) software for semiconductor manufacturing, today announced Imprint MX3, a powerful, new version of its knowledge-based system for FDC with expanded advanced process control (APC) applications.

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