IS 303 Key concepts
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19 Terms
Three types of emotional responses in design
Visceral, Behavioral, Reflective.
Visceral response in design
Powerful emotional signals from the environment that are interpreted automatically; focuses on immediate emotional impact.
Behavioral response in design
Learned tasks and everyday behaviors triggered by patterns; focuses on practical and functional performance.
Reflective response in design
Conscious thought and meaning behind tasks, focusing on self-image and cultural context.
Goal of interface design
Users should focus on the task, not the technology.
Seven Principles of Universal Design
Equitable use, Flexibility in use, Simple and Intuitive to use, Perceptible information, Tolerance for error, Low physical effort, Size and space for approach and use.
Equitable use principle
Design should be useful and appealing to all ranges of abilities without exclusion.
Hick-Hyman Law
Decision time increases with the number and complexity of choices.
Fitts Law
Movement time to acquire targets is affected by size and distance of targets.
GOMS/KLM model
Cognitive model used to analyze user interactions; breaks down tasks into Goals, Operators, Methods, and Selection rules.
Information scent
User's estimate of the value of information based on cues provided by a source.
Law of Proximity
Elements placed close together are perceived as a group.
Law of Similarity
Similar-looking objects are perceived as a group or pattern.
Law of Closure
Tendency to perceive individual elements as a complete shape.
Law of Continuity
Lines are seen as following the smoothest path.
Law of Prägnanz
Reality is organized into the simplest form possible for efficient understanding.
Communication model: Transmission
A one-way process where a sender transmits a message to a receiver.
Communication model: Interaction
A process where participants alternate roles and generate meaning through feedback.
Communication model: Transaction
A process where communicators establish social realities and relationships through communication.