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引用次数: 0
明显的分心物有助于视觉搜索
人们整天都在进行视觉搜索,例如,当他们在杂乱无章的桌子上找钥匙时。当人们在世界上寻找一个物品(如钥匙)时,往往不知道该物品是否就在当前的搜索位置(钥匙实际上可能就在厨房的台子上)。同样,在典型的实验室目标检测实验中,参与者的任务是报告搜索目标是否出现在当前显示中。与没有(或较少)干扰物的搜索相比,干扰物(目标物以外的物体)的出现会影响搜索表现,增加反应时间并降低准确性。与直觉相反的是,莫赫尔在 2020 年的一项研究中发现,在搜索显示中出现一个突出的干扰物(在视觉上与周围环境形成鲜明对比)可以加快搜索速度,而不会降低准确性。
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