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Knowledge technologies in context

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Screen 7 The ‘Cat-a-Cones’ interface (Hearst, 1997), which uses three-dimensional ‘cone trees’ (in the background) to display large hierarchies (for example, the structure of a large website). Clicking on one of the nodes in these trees displays that page in detail (the ‘book’ pages at the front). The results of previous searches are stored in ‘books’ on the shelves to the left

 4.19 Technologies and explicit knowledge continued