Chapter 7

Interface design and evaluation

Abstract

This chapter presents different aspects of digital library interface design and evaluation. It starts from the identification of unique user needs in digital library use. The chapter illustrates the iterative process in the design and implementation of a user interface from the conceptual design, prototype design, and customized design to usability testing. Usability testing is a key focus of the chapter, in particular, usability testing constructs and criteria. Help system design is another essential component for interface design, which requires an understanding of help-seeking situations in order to develop help mechanisms to best facilitate users’ effective interaction with digital libraries. ...

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