Canal de daleswartzentruber
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Spontaneous recovery
daleswartzentruber
12,469 views
In this video, a habituated rat shows little response to two trials of a loud noise. After three days back in its home cage, the loud noise is presented again, and the star...
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Shaping the lever press response
daleswartzentruber
24,735 views
This clip shows a rat being trained to press a lever for food reinforcement. The shaping process involves "reinforcement of successive approximations of the desired respons...
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Omission procedure with autoshaping
daleswartzentruber
12,536 views
The omission procedure involves withholding reward following particular response. In this video, a pigeon that has initially undergone autoshaping training is placed on an ...
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Long box autoshaping
daleswartzentruber
9,006 views
This clip shows a pigeon that has undergone autoshaping in a 1 m long box (after Hearst, 1980). The CS is a white circle presented for 5 s on the left side of the box. The ...
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Headjerking and rearing CRs to auditory and visual CSs
daleswartzentruber
1,818 views
This video clip compares the CRs made by rats to 5-s auditory and visual CSs that have been paired with food pellet USs. The auditory CS is an 80 dB 3000 Hz tone and is sho...
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Habituation of a startle response
daleswartzentruber
34,480 views
This short clip shows habituation of a rat's innate startle reflex to a loud noise. The rat shows a decrease in the magnitude of the response as a function of repeated expo...
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Autoshaping with grain vs. water USs
daleswartzentruber
4,770 views
An interesting comparison of a pigeon's keypecking CR following autoshaping with a 5-s grain US compared to a 5-s water US. For each type of US, the video shows two normal ...
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Dishabituation of a rat's startle response
daleswartzentruber
12,158 views
Here we see a rat that has undergone habituation to a loud noise (indicated by a yellow X). After two trials, a different loud noise is presented (a door slamming, indicate...
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Conditioned suppression of a rat's lever pressing
daleswartzentruber
38,746 views
The conditioned suppression procedure involves a Pavlovian pairing of a CS with an aversive US, such as an electrical shock. It has been used in a number of situations and ...
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Autoshaping a pigeon's keypeck CR
daleswartzentruber
13,891 views
In this clip, a pigeon is presented with pairings of a 5-s white circle and 5-s access to grain. These CS-US trials are repeated approximately every 60 s. At first, the bir...
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