R1 Revisited: Four Years in the Trenches

Judith Bachant, John McDermott

Abstract


In 1980, Digital Equipment Corporation began to use a rule-based system called R1 by some and XCON by others to configure VAX-11 computer systems. In the intervening years, R1's knowledge has increased substantially and its usefulness to Digital continues to grow. This article describes what is involved in extending R1's performance during the four year period.

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DOI: http://dx.doi.org/10.1609/aimag.v5i3.445

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