Describes an experimental system designed to organize and provide access to Web documents using a faceted pre-coordinate indexing system based on the Deep Structure Indexing System (DSIS) derived from POPSI (Postulate based Permuted Subject Indexing) of Bhattacharyya, and the facet analysis and chain indexing system of Ranganathan. (AEF)

The William R. Wiley Environmental Molecular Sciences Laboratory (EMSL) at the Pacific Northwest National Laboratory (Washington) is a collaborative user facility with many unique scientific capabilities. The EMSL expects to support many of its remote users and collaborators by electronic means and is creating a collaborative environment for this…

This paper reports on an Old Dominion University (Virginia) and NASA (National Aeronautics and Space Administration) Langley Research Center project, NCSTRL+, a unified, canonical digital library (DL) for educational, scientific, and technical information (STI). NCSTRL+ is based on the Networked Computer Science Technical Report Library (NCSTRL),…

This paper describes Coconuts (Concurrent Collaborative Learning Environment Supported by Awareness), a proposed module of Sharlok (Sharing, Linking and Looking-for Knowledge), an open-ended and collaborative learning environment that integrates a knowledge building tool with a collaborative interface tool. Coconuts was developed in order to…