title: OPPOSED GENERALIZATION GRADIENTS BASED UPON CONDITIONAL DISCRIMINATION TRAINING.
mesh_terms: D000818:Animals; D001717:Birds; D003213:Conditioning, Psychological; D004193:Discrimination Learning; D005793:Generalization, Psychological; D012106:Research
keywords: BIRDS; CONDITIONING (PSYCHOLOGY); DISCRIMINATION LEARNING; EXPERIMENTAL LAB STUDY; GENERALIZATION (PSYCHOLOGY)