Reviews the progress of parallel computing in information retrieval (IR) and stresses the importance of the motivation in using parallel computing for text retrieval. Analyzes parallel IR systems using a classification defined by Rasmussen; describes retrieval models used in parallel information processing; and suggests areas of needed research.…

Surveys theoretical and practical issues associated with pictorial information retrieval. Concentrating on still and moving pictorial forms of the visual image, this paper focuses on indexing pictorial material and discusses four models of pictorial information retrieval corresponding with permutations of the verbal and visual modes for the…

Examines Boisot's model of information processes and information economics based on information space in three dimensions (I-space). I-space is used as a framework to explain the success of computer-based tools in information scanning and dissemination, and their failure to support problem areas in the process of knowledge creation, especially…