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. Author manuscript; available in PMC: 2009 Jul 7.
Published in final edited form as: Vision Res. 2007 Jan 16;47(4):437–451. doi: 10.1016/j.visres.2006.11.012

Fig. 7.

Fig. 7

Peak tuning frequencies as a function of letter size are plotted for the CSF-ideal-observer (unfilled symbols), and compared with those from the human observers (filled symbols), for the smallest letter separation (circles) and the unflanked (diamonds) conditions.