Concept Any class (i.e., group, category) the members of which share one or more defining features.
CS+ In Pavlovian discrimination training, the stimulus that is regularly paired with a US. (Cf. CS.)
CS In Pavlovian discrimination training, the stimulus that regularly appears in the absence of the US. (Cf. CS+.)
Differential outcomes effect The finding that discrimination training proceeds more rapidly when different behaviors produce different reinforcers. Abbreviated DOE.
Discrimination The tendency for a behavior to occur in the presence of certain stimuli, but not in their absence. (Cf. generalization.)
DOE See differential outcomes effect.
Errorless discrimination training A form of discrimination training in which the S is introduced in very weak form and gradually strengthened. The usual result is that discrimination is achieved with few or no errors. Also called the Terrace procedure.
Excitatory gradient In Spence's theory of generalization and......
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