Contrast effects in simultaneous discrimination learning |
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Authors: | Ben A Williams |
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Institution: | 1. Psychology Department C-009, University of California at San Diego, 92093, La Julla, California
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Abstract: | Pigeons were trained on a form discrimination that alternated across trials with an already-learned color discrimination, which was associated with different probabilities of reinforcement for different groups. The rate of acquisition of the form discrimination varied inversely with the rate of reinforcement for the color discrimination, thus demonstrating a “contrast effect” in simultaneous discrimination learning. |
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