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Grainger, Jonathan; Tydgat, Ilse; Issele, Joanna – Journal of Experimental Psychology: Human Perception and Performance, 2010
Five experiments examined crowding effects with letter and symbol stimuli. Experiments 1 through 3 compared 2-alternative forced-choice (2AFC) identification accuracy for isolated targets presented left and right of fixation with targets flanked either by 2 other items of the same category or a single item situated to the right or left of targets.…
Descriptors: Stimuli, Crowding, Visual Perception, Reading Skills