We report on the design and evaluation of a visualization tool for Information Retrieval (IR) systems that aims to help the end user in the following respects:
Hierarchical categorization is a powerful and convenient method so that it is commonly used in various areas, such as ontologies. Although each hierarchy is useful, there are probl...
symbol systems and the world. In the case of problem frames the symbol systems are abstractions of the problems that an IS will solve rather than sentences, and the world is the pr...