SensationPerception

SensationPerception - Sensation & Perception 1....

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
1. Sensation vs Perception 2. Psychophysics 1. Thresholds 2. Just Noticeable Difference (jnd) 3. Signal Detection Theory 3. Subliminal Perception 4. Attention 1. Alerting, vigilance, selective, divided Definitions ± Sensation : the detection of simple properties of stimuli; the reception and representation of stimulus energies from the environment ± Perception : the processing of meaningful objects and events in the world; organizing and interpreting sensory information ± Senses : vision (sight), audition (hearing), olfaction (smell), gustation (taste), somatosensory (touch, feeling) Psychophysics ± psychophysics : the systematic study of the relation between the physical characteristics of stimuli and the sensations/experiences that they produce ± absolute threshold = the minimum value of a stimulus that can be detected 50% of the time ± difference threshold = the minimum detectable difference between two stimuli ( a.k.a. the “just noticeable difference”)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 3

SensationPerception - Sensation & Perception 1....

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online