Iscioglu_ITEC368-lect2_ - 1 Human Computer Interaction...

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Unformatted text preview: 06/07/2011 1 Human Computer Interaction ITEC368 Interaction Design Dr. Ersun İşçioğlu EASTERN MEDITERRANEAN UNIVERSITY School of Computing and Technology Department of Information Technology e-mail: [email protected] Bad designs s Elevator controls and labels on the bottom row all look the same, so it is easy to push a label by mistake instead of a control button s People do not make same mistake for the labels and buttons on the top row. Why not? From: www.baddesigns.com-2- 06/07/2011 2 Why is this vending machine so bad? From: www.baddesigns.com-3- • Need to push button first to activate reader • Normally insert bill first before making selection • Contravenes well known convention Good design b Marble answering machine (Bishop, 1995) b Based on how everyday objects behave b Easy, intuitive and a pleasure to use b Only requires one- step actions to perform core tasks-4- 06/07/2011 3 Good and bad design b What is wrong with the remote on the right? b Why is the TiVo remote so much better designed? s Peanut shaped to fit in hand s Logical layout and color-coded, distinctive buttons s Easy to locate buttons-5- What to design b Need to take into account: s Who the users are s What activities are being carried out s Where the interaction is taking place b Need to optimize the interactions users have with a product s So that they match the users’ activities and needs-6- 06/07/2011 4 Novel interface-7- Understanding users’ needs b Need to take into account what people are good and bad at b Consider what might help people in the way they currently do things b Think through what might provide quality user experiences b Listen to what people want and get them involved b Use tried and tested user-centered methods-8- 06/07/2011 5 Activity b How does making a call differ when using a: s Cell phone s Public phone box? b Consider the kinds of user, type of activity and context of use-9- What is interaction design? b Designing interactive products to support the way people communicate and interact in their everyday and working lives – Sharp, Rogers and Preece (2011) b The design of spaces for human communication and interaction – Winograd (1997)-10- 06/07/2011 6 Goals of interaction design b Develop usable products s Usability means easy to learn, effective to use and provide an enjoyable experience b Involve users in the design process-11- Which kind of design? b Number of other terms used emphasizing what is being designed, e.g. s user interface design, software design, user- centered design, product design, web design, experience design (UX) b Interaction design is the umbrella term covering all of these aspects s fundamental to all disciplines, fields, and approaches concerned with researching and designing computer-based systems for people -12- 06/07/2011 7 HCI and interaction design-13- Relationship between ID, HCI and other fields b Academic disciplines contributing to ID: s Psychology s Social Sciences s Computing Sciences s Engineering s Ergonomics s Informatics -14- 06/07/2011...
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This note was uploaded on 08/01/2011 for the course ITEC 368 taught by Professor Wqe during the Spring '11 term at Eastern Mediterranean University.

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Iscioglu_ITEC368-lect2_ - 1 Human Computer Interaction...

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