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Explore the role of cognitive consciousness in Human-Computer Interaction (HCI) and how system interfaces influence user interaction. Review research questions and proposed class activities. Delve into the impact of warning messages and interface design strategies like "undo" versus "confirmation." Learn about different interface styles and actionable input representations. Discover examples of leveraging cognitive attention in Microsoft Windows and Unix systems.
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HCI Meeting 5 Thurs, September 9 St. Thomas of Villanova Day
Research Project [5] • Research question review • Proposed questions
Class Activities [5] • Reminder: Return summer employment survey • Concept maps: Combine and present, Raskin, Chpt 2. • Questions: Raskin, Chapter 2 • Give an example of the role of the cognitive conscious and the cognitive unconscious in HCI. • For both Microsoft Windows and Unix, give three examples of how the nature of the system takes advantage of our locus of attention and our natural tendency to make a task automatic.
Class Activities [5](2) • What happens to the user’s interaction with a system if the interface shows too many warning messages? (The Interface that Cried “Wolf”) • Should we prefer an “undo” strategy over a “confirmation” strategy in interface design?
Class Activities [5] (3) • Interface styles • GUI • DMI • Continuous representation of input • Rapid reversible incremental actions • Input actions visible immediately • Menu • Full screen • Pop-up • Pull-down • Embedded • Pie • Command
