This paper presents a new model of computation that differs from prior models in that it emphasizes data over flow control, has no named variables and has an object-oriented flavo...
Downstream utility is a critical success factor for usability evaluation methods, in terms of the extent to which they can deliver value. In this paper we argue that field methods...
Methods to assess and ensure system usability are becoming increasingly important as market edge becomes less dependent on function and more dependent on ease of use, and as recog...
Empirical evaluation of software systems in actual usage situations is critical in software engineering. Prototyping, beta testing, and usability testing are widely used to refine...
Many systems form ‘chains’ whereby developers use one system (or ‘tool’) to create another system, for use by other people. Little work within Human–Computer Interaction ...
Ann Blandford, Jeremy Gow, George Buchanan, Claire...