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"John F. Sowa homepage"

"Conceptual graphs are system of logic based on the existential graphs of Charles Sanders Peirce and the semantic networks of artificial intelligence. The purpose of the system is to express meaning in…"

"A conceptual graph is a finite connected bipartite graph which consists of concepts and conceptual relations. Every conceptual relation has one or more arcs, each of which is linked to a concept. We d…"

"An analysis of the concept of mind is an important philosophical issue, but the analysis cannot be reduced to programming of physiological terms... the way people think and the way computers can simul…"

"To distinguish the meaningful graphs that represent real or possible situations in the external world, certain graphs are declared to be canonical."

"Soon, the enterprise of the information age will find itself immobilized if it does not have the ability to tap the information resources within and without its boundaries."

"We define a semantic network as "the collection of all the relationships that concepts have to other concepts, to percepts, to procedures, and to motor mechanisms" of the knowledge."

"which can support an open-ended number of theories organized in a lattice together with systematic metalevel techniques for moving from one to another, for testing their adequacy for any given problem…"

"The word ontology comes from the Greek ontos for being and logos for word. It is a relatively new term in the long history of philosophy, introduced by the 19th century German philosophers to distingu…"

"Taxonomy is a Greek word which means an arrangement based on any kind of law or principle."