Perception Flashcards
What is the reduced sensitivity to stimulation resulting from prolonged exposure to a stimulus
Sensory Adaptation
What is perception?
The organization, identification, and interpretation of a sensation
_____ is the process of being aware of, knowing, thinking, etc. It also assigns meaning to perception.
Cognition
The branch of psychology that studies how we perceive stimuli based on their sensory characteristics.
Psychophysics
What are the two types of thresholds?
Absolute, Just noticeable difference
Just noticeable difference of any stimulus is always a constant proportion. Who’s law?
Weber’s law
The response to a stimulus depends on sensitivity to a stimulus in the presence of noise and on a person’s response criterion. What theory is this?
Signal detection theory
Signal detection:
You say something is there and it gets detected is a ____
Hit
Signal detection:
You say something is there but nothing gets detected is a _____
false alarm
Signal detection: You say nothing is there but something gets detected is a ____
miss
Signal detection:
You say nothing is there and nothing gets detected is a ____ _______
correct rejection
What is bottom down processing?
Interpretation of information that comes from data.
What is top-down processing?
Interpretation of information that comes from one’s experience, knowledge, etc.
a tendency to perceive or notice some aspects and ignore other is called a ____ ____
perceptual set
What is a perceptual schema?
An internal representation of something.
