Human-Computer Interaction (HCI)

Human-Computer Interaction (HCI)

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  Human-Computer Interaction Tarek Amr @gr33ndata
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  What is Human-ComputerInteraction? ● Human-computer interaction is a discipline concerned with: – Design – Evaluation – Implementation ● Of interactive computing systems for human use and with the study of major phenomena surrounding them.
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  Why is itImportant? ● Computers aren't just computers anymore (mobile phone, camera, car, washing machine, etc.) ● For each £1 spent to acquire new customer, £100 spent to acquire him back if she left * (Bad user-experience? Customer support?) * Mauro New Media, 2002
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  Not all Knowledgeis in The Head ● Knowledge is partially in: – Head – World – Constrains ● Maps ● Poems rhyme ● Reassemble Toaster
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  Conceptual Model
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  Conceptual Model Images takenfrom Jacques Carelman's Catalogue d objets introuvables
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  Donald Norman's Principles ●Visibility – Where's the knob? ● Mapping* – [<<] Go to the right! ● Constrains* – Can you plug a USB upside down? – Drop-down menu showing available options only ● Affordability* – Jug's handle affords holding ● Feedback – AJAX Loading!? ● Consistency – Answer call button is always green – Mapping leads to consistency sometimes too
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  Minimalism in Art ●Started in the 1960's ● Art => Design => Science ● Principles of Minimalism in Art: – Minimality of Means – Minimality of Meaning – Minimality of Structure – Use of Patterns – Involvement of the Recipient
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  Minimalism: Interactive SystemsDesign Functional Structural Tool Composition Architectural Context Use Access Minimalism: Designing Simplicity by Hartmut Obendorf
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  Thank You You thinkslides are ugly!? HCI is not about the beauty of the design, it's rather about how usable it is :P