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The rapid detection of items of value in a dynamic environment is challenging because such items are often accompanied by other distractors.Previous studies have suggested that the explicitly learned association of an item with a reward can enhance motivation and benefit goal-directed attention.Furthermore,recent studies have shown that the implicitly formed reward association can also influence the visual perception after eliminating any reward-driven strategy or attentional-set.However,the manner in which an implicitly learned reward association affects visual function remains less well understood.