L7 - Selective Attention Flashcards
(3 cards)
1
Q
What did Cherry (1953) find about the cocktail party problem?
A
1) For effective filtering, we need clear differences in physical characteristics
2) Very little info is memorised in the unattended stream
2
Q
What is the pre-attentive process?
A
Simple physical characteristics are extracted in parallel
eg Female/male voice
eg spatial location
3
Q
What is the second “attentive” process?
A
More complex psychological properties, semantics, “processor heavy”, need to be limited
