CS4826 week 2

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CS4826 week 2

• The nature and content of HCI

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ACM SIGCHI

• Curricula forHuman-Computer Interaction
• http//www.acm.org/sigchi/cdg/

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Definition of HCI

• Human-computer interaction is a discipline
  concerned with the design, evaluation and
  implementation of interactive computing systems
  for human use and with the study of major
  phenomena surrounding them.

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Content of HCI

• Nature of HCI
• Use and context of computers
• Human characteristics
• Computer and interface architecture
• The development process

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ACM SIGCHI curriculum
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The Nature of HCI

• Overviews or theoretical frameworks
• Points of view (work-centred, tool etc.)
• Objectives (productivity, empowerment)
• History and Intellectual roots
• HCI as an academic topic

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Use and Context of Computers

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ACM SIGCHI curriculum
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Social Organization and Work

• Human as an interacting social being
• Nature of work and technical systems
• Models of activity, work etc.
• Socio-technical systems
• Quality of work life

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Application Areas

• Particular application areas and classes of
  application domains
• Document-oriented interfaces
• Communication-oriented interfaces
• Embedded systems (copiers, VCRs)

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Human-Machine Fit

• Changing some component of a socio-technical
  system so as to improve its fit.
• Adaptive systems
• System adaptation
• User adaptation
• User guidance

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Shower Interface
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Human Characteristics
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ACM SIGCHI curriculum
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Human Information Processing

• Characteristics of human as a processor of
  information
• Models of cognitive architecture
• Users conceptual models
• Models of human action
• Human diversity

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Language and Communication

• Language as a communication and interface medium.
  Communication phenomena.
• Aspects of language
• Conversational interaction
• Specialized languages

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Ergonomics

• Anthropometric and physiological characteristics
• Workspace design
• Fatigue and health issues
• Stressful or hazardous environments
• Design for disabled

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Petrol Cap Problem
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Computer System and Interface Architecture
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ACM SIGCHI curriculum
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Input and Output Devices

• Devices for mediating between humans and machines
• Input devices
• Output devices
• Characteristics of I/O devices
• Virtual devices

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Dialogue Techniques

• The basic software architecture techniques
• Dialogue inputs
• Dialogue outputs
• Dialogue interaction styles and techniques
• Dialogue issues

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Dialogue Genre

• The conceptual uses of the technical means
• Interaction metaphors
• Content metaphors
• Workspace models
• Style and aesthetics

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Computer Graphics

• Basic concepts from computer graphics
• Geometry in 2-D and 3-D
• Solid modelling
• Colour representation

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Dialogue Architecture

• Software architectures and standards
• Layers model
• Screen imaging models
• Window manager models

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Wearable Computer
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Development Process
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ACM SIGCHI curriculum
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Design Approaches

• The process of design.
• Graphic design basics
• Task analysis techniques
• Design specification techniques

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Implementation Techniques

• Tactics and tools
• Prototyping techniques
• Dialogue toolkits
• Object-oriented methods

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Evaluation Techniques

• Philosophy and methods
• Metrics
• Specific evaluation techniques

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Example Systems Case Studies

• Classic designs to serve as extended examples
• PC-DOS
• Xerox Star
• HyperCard
• Super Mario Brothers

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