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. 2013 Feb 20;33(8):3323–3331. doi: 10.1523/JNEUROSCI.0763-12.2013

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Copyright © 2013 the authors 0270-6474/13/333323-09$15.00/0

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Figure 1. — Protocol. A, Stimuli. Top, QTOT, One of the two possible trained stimuli (112.5°, 5° eccentricity in the bottom right quadrant) is displayed at 90% SNR. Bottom left, QUOT, A 22.5° orientation stimulus is displayed in the left bottom quadrant at 90% SNR. Bottom right, QTOU, A 157.5° orientation stimulus is displayed in the bottom right quadrant at 90% SNR. B, Time course of a trial (30% SNR). Note the fixation cross and the answer prompt (“Left or Right?”). C, Experimental design. Top row, Sleep group; bottom row, wake group. IT, Initial training; Tr, training session; Te, testing session.