By Pierre Falzon
This reference paintings covers the breadth of cognitive ergonomics in human*b1computer interplay (HCI). masking versions for layout, studying approaches, and making plans and knowing, this booklet is in particular all for the cognitive ergonomics of human*b1computer interaction--from analogical considering to spreadsheet calculation, workplace association to approach keep watch over. It presents an summary of HCI concerns from the cognitive viewpoint
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Third, Malone suggests that on many occasions people are reluctant to file information away either because they cannot decide how to categorize it, or because they are not confident in their ability to retrieve it later. As a result, the compensating strategy is to pile documents around the office in relatively unstructured files. If one accepts this view, people do not allow their offices to become messy purely because they are slovenly, although this may well be a contributory factor. There is also a mismatch between what the person needs to do and the facility to do it.
On the other end of the scale, the Spatial Data Management System (Bolt, 1979) relies exclusively upon recognitionscanning strategies, and although unevaluated, it is hard to see how this could provide realistic support for the management of real information systems. Thinking in terms of this trade-off also suggests a general method of approaching the design of an information management system. A future system should be as near to an optimization of the two processes as possible: recall processes should allow the users to use whatever memory they have to 44 M.
54 P. 1 Is Natural Language Natural? I begin with a contribution to a long-lasting debate concerning the language that should be used in h u m a n - c o m p u t e r interaction. Two positions have been held, the first advocating natural language, the second in favour of restricted command languages. , 1976; H a u p t m a n n and Green, 1983); — even in the absence of all contraints, subjects tend to restrict spontaneously the language they use (Scapin, 1986); — natural language does not allow a better performance than a welldesigned restricted language (Hendler and Michaelis, 1983; Bailey, 1985; Borenstein, 1986).