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pro vyhledávání: '"Larry A. Engberg"'
Autor:
Larry A. Engberg, Kimbal L. Wheatley
Publikováno v:
Journal of the Experimental Analysis of Behavior. 29:181-190
Five pigeons were exposed to several concurrent variable-interval food reinforcement schedules. For three subjects, one component of the schedule required a key-pecking response, the other a treadle-pressing response. For the other two subjects, both
Publikováno v:
Learning and Motivation. 7:240-253
In three experiments, groups of pigeons were tested for wavelength generalization of auto-shaped key-pecking following different types of training. In Experiment I, one group received auto-shape trials with a 555-nm CS. Another group received auto-sh
Publikováno v:
Journal of the Experimental Analysis of Behavior. 16:177-180
Twelve pigeons were given successive discrimination training involving variable-interval reinforcement for key pecking in the presence of one intensity of monochromatic light randomly alternated with extinction for pecking during another intensity. A
Publikováno v:
Science. 178:1002-1004
A group of pigeons that had previously received noncontingent food delivery acquired the key-peck response (in autoshape training) more slowly than did a naive control group; key-peck acquisition was most rapid for a group given operant treadle-press
Autor:
Larry A. Engberg, Gary B. Hansen, David R. Williams, David R. Thomas, Barry Schwartz, Robert L. Welker, Elkan Gamzu
Publikováno v:
Science (New York, N.Y.). 181(4097)
Publikováno v:
Science. 181:368-369