Larry M. Stephens

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I n an old joke, a drunk is on his hands and knees searching for his keys underneath a lamppost. “Is this where you dropped them?” he is asked. “No, I dropped them over there, but the light is better here.” As you build a Web site, it is worthwhile to ask a similar question: “Should you put your information where it belongs or where people are most likely(More)
Organizational knowledge typically comes from numerous independent sources, each with its own semantics. This paper describes a methodology by which information from large numbers of such sources can be associated, organized, and merged. The hypothesis is that a multiplicity of ontology fragments, representing the semantics of the independent sources, can(More)
A recent study found that supply-chain problems cost companies between 9 and 20 percent of their value over a six-month period.1 The problems range from part shortages to poorly utilized plant capacity. When you place this in the context of the overall business-to-business (B2B) market expected to reach US$7 trillion by 2004 (37 percent of which is(More)
Victims of sexual assault face the multiple threats of disease, unwanted pregnancy, psychological trauma, and physical injury, which are further complicated by a comprehensive police investigation. An organized approach to the care of victims of sexual assault is presented, including guidelines for patient care and a discussion of police investigations,(More)
This paper defines principles for organizing semantic relations represented by slots in frame-structured knowledge bases. We consider not only the ways in which slots are used for reasoning about a given domain but also the features of the representation language of the knowledge-based system in which the slots reside. We find that the organization of slots(More)
MINDS (Multiple Intelligent Node Document Servers) is a distributed system of knowledge·based query engines for efficiently retrieving multimedia documents in an office environment of distributed workstations. By learning document distribution patterns, as well as user interests and preferences during system usage, it customizes document retrievals for each(More)