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ERGO2 P3

TermDefinition
human capacity knowledge of _____ is important to understand physical performance of a task
stages of information processing it is also important to know stages of ____ from original stimuli through to response to appreciate how humans interact in complex environments
human information processing model developed to help understand different aspects of human performance and environmental interactions
sensory processing > perception > memory and cognition > sensory response and execution > feedback > attention 6 steps of human information processing model
sensory processing sensory organs gather information and events and then convert physical energy to electrical energy to send the brain.
visual (iconic) 100ms to 500ms
auditory (echoic) 3s to 5s
perception is the comparison of incoming stimulus information with stored knowledge to categorize the information.
simple detection most basic form of perception
top-down processing perception of objects based on expectation, associations, and context even when the quality of features is degraded
bottom-up feature analysis perception based on sensory system first
bottom-up processing refers to processing sensory information as it is coming in
top-down processing refers to perception that is driven by cognition
maximize bottom-up processing high visibility, legibility and audibility to prevent confusion due to similar message sets
maximize automaticity by using familiar perceptual representation familiar fonts, language, meaningful icons, and symbols
maximize top-down processing maximize discriminating features, create context, exploit redundancy, and use a smaller vocabulary.
Created by: romulols
 

 



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