Changing perspectives on evaluation in HCI: past, present, and future
CHI '13 Extended Abstracts on Human Factors in Computing Systems
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During the past five years the National Bureau of Standards has collaborated with five government agencies in technical programs that involved the performance testing of complete electronic digital-computing systems. Devising a meaningful evaluation procedure proved to be a surprisingly elusive task. Because digital computers are highly integrated assemblies, there is not much value that the prospective user gains from a detailed check on each of the individual facilities and units.