March+7+learning

March+7+learning - Learning Acquiring new knowledge...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
3/6/2014 1 Learning •Acqu i r ing new know ledge , behav io rs , skills, understanding, preferences .. –Non-assoc iat ive learn –Assoc •A rgumen ts aga ins t insec t lea rn ing: ± Small body size/small brain ± Short lifespan Can Insects Learn? These organisms can learn –Fruit flies, whose brain contains approximately 200,000 neurons –In roundworms, ( Caenorhabditis elegans ), with only approximately 302 neurons ht p:/ www.nematode.net/IMAGES/c elegans.jpg ht p:/ www.everythingabout.net/articles/biology/animals/arthropods/insects/flies/fruit fly/fruit fly laying egg ful .jpg
Background image of page 1

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

View Full Document Right Arrow Icon
3/6/2014 2 Rejecting the “short life-span” argument: –One benefits from learning when there exists opportunities to use what was learned –It may take only seconds to minutes to learn and use newly acquired knowledge. Non-associative learning •Hab i tua t ion : a p rog ressive decrease of behavioral response probability with repetition of a stimulus –No re inforcement or consequence of not responding •Wha t p rac t ica l p rob lems cou ld be associated with Habituation in insects? Habituation can cause problems
Background image of page 2
3/6/2014 3 Associative Learning •C l a s s i c a l c o n d i t i o n i n g :r e p e a t e d l y p a i r i n g a n unconditioned stimulus (which evokes a particular response) with a previously neutral stimulus. –Fo l low ing cond i t ion , the response occu rs bo th to the unconditioned stimulus and to the other, unrelated stimulus. –Pav lov ’s dogs Conditioning Associate Neutral Odors with Food or Hosts
Background image of page 3

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

View Full Document Right Arrow Icon
3/6/2014 4 Examples of Learning Four categories of information leared: Spatial environmental configurations Sensory information Motor patterns Associations between perceived stimuli and environmental states Examples of Learning •Spa t ia l Env i ronmen ta l
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 13

March+7+learning - Learning Acquiring new knowledge...

This preview shows document pages 1 - 5. Sign up to view the full document.

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