Four Projects
In this chapter we discuss four projects, each of which appears to be somewhat different than the others. Eric Freese's SemanText develops and demonstrates the ability to construct topic maps, to browse them, and to write rules and perform inferences on them. Kal Ahmed's TM4J started out without persistent store capability but has now added a database to the system. TM4J permits construction and browsing of topic maps. Nexist, by Jack Park, started out with the intent to offer persistence to XTM and to offer construction and browsing of XTM documents as well. When the Nexist project began, TM4J did not offer persistence, so Nexist began development of its own XTM engine. The GooseWorks project, started by Jan Algermissen and Sam ...
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