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. Author manuscript; available in PMC: 2013 Dec 1.
Published in final edited form as: Vision Res. 2012 May 2;74:10–20. doi: 10.1016/j.visres.2012.04.016

Figure 5. Uncertainty control experiment.

Figure 5

Performance as a function of uncertainty for valid pre-cues. Each bar represents the mean across observers, for trials with the same orientations in high- and low-uncertainty blocks. Error bars, ±1 s.e.m. (n=4 observers). * p<0.05, one-tailed t-test, Wilcoxon test.