2000 Vision Research cited 3177× L. Itti, Christof Koch PMID 10788654 DOI 10.1016/s0042-6989(99)00163-7 URL https://doi.org/10.1016/s0042-6989(99)00163-7 Abstract A saliency-based search mechanism for overt and covert shifts of visual attention. Itti L(1), Koch C.