Skip to main content
. 2005 Oct 31;102(45):16507–16511. doi: 10.1073/pnas.0506463102

Fig. 1.

Fig. 1.

Illustration of the task design. When the background color was red, monkeys were rewarded for pressing the stimulus with the smaller number of dots. When the background was blue, monkeys were rewarded for pressing the stimulus with the larger number of dots.