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Introduction to Interaction Design (Ch 1). Yonglei Tao School of Computing and Info Systems GVSU. An Example. Digital Syringe. 1 4 7 8. +. +. +. +. -. -. -. -. User Interface Design. Achieving goals within constraints Trade-off Think about the users Try it out
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Introduction to Interaction Design (Ch 1) Yonglei Tao School of Computing and Info Systems GVSU
An Example • Digital Syringe 1 4 7 8 + + + + - - - -
User Interface Design • Achieving goals within constraints • Trade-off • Think about the users • Try it out • Exploratory prototyping • Involve the users • Iterate
Practitioner Survey on 75 Topics Taught to CS Students • Lethbridge, T.C. , “What Knowledge is Important to a Software Engineer?”, IEEE Computer, May 2000, pp. 44-50.
Practitioner Survey (Cont.) • HCI was second in terms of “knowledge gap” • Where importance most exceeds current knowledge • The top 5 (out of 75) • Negotiation • HCI/user interfaces • Leadership • Real-time system design • Management • The author said “I believe not much has changed since 1998”
Computing Environments • Physical Computing Environment • Social Computing Environment • Cognitive Computing Environment • “Think outside the box”
Physical Computing Environments • Safety • Efficiency • User Space • Work Space • Lighting • Noise • Pollution
Social Computing Environments • Affects the way people use computers. • Computer use has also been shown to affect human social interaction. • Different computing paradigms imply different social environments.
Cognitive Computing Environments • Age • Conditions related to disabilities • Degree of technical knowledge • Degree of focus • Cognitive Stress
Analyze Interaction Paradigms • 5W + H • What / How • Where / When • Who / Why
GUI vs. Web Design • A web interface has a number of characteristics, some similar to a GUI interface, and some different • What is the implication on UI design? • Consider device, user tasks, data/information, presentation/ interaction mechanisms, navigation, efficiency, consistency, integration, security, and …