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Measuring the attentional effect of the bottom-up saliency map of natural images
Chen, Cheng ; Zhang, Xilin ; Wang, Yizhou ; Fang, Fang
2013
英文摘要A saliency map is the bottom-up contribution to the deployment of exogenous attention. It, as well as its underlying neural mechanism, is hard to identify because of the existence of top-down signals. In order to exclude the contamination of top-down signals, invisible natural images were used as our stimuli to guide attention. The saliency map of natural images was calculated according to the model developed by Itti et al. [1]. We found a salient region in natural images could attract attention to improve subjects' orientation discrimination performance at the salient region. Furthermore, the attraction of attention increased with the degree of saliency. Our findings suggest that the bottom-up saliency map of a natural image could be generated at a very early stage of visual processing. ? Springer-Verlag 2013.; EI; 0
语种英语
DOI标识10.1007/978-3-642-36669-7_66
内容类型其他
源URL[http://ir.pku.edu.cn/handle/20.500.11897/412117]  
专题心理与认知科学学院
推荐引用方式
GB/T 7714
Chen, Cheng,Zhang, Xilin,Wang, Yizhou,et al. Measuring the attentional effect of the bottom-up saliency map of natural images. 2013-01-01.
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