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. Author manuscript; available in PMC: 2013 May 8.
Published in final edited form as: Int J Neuropsychopharmacol. 2012 Jan 5;16(1):177–187. doi: 10.1017/S1461145711001866

Fig. 1.

Fig. 1

Typical learning curve on the Columbia University Primate Cognitive Battery (CUPCB) spatial working memory measure. The subjects were trained on the CUPCB spatial working memory measure with stimuli incrementally increased as mastery of the measure was obtained. This figure shows the learning curve for four, five and six spatially represented stimuli.