How many faces can be processed during a single eye fixation?

@article{Nsnen2004HowMF,
  title={How many faces can be processed during a single eye fixation?},
  author={Risto N{\"a}s{\"a}nen and Helena Ojanp{\"a}{\"a}},
  journal={Perception},
  year={2004},
  volume={33 1},
  pages={67-77}
}
The purpose of our study was to estimate the perceptual span for facial information: how many faces can be processed during a single eye fixation. We used a visual-search task, in which the targets and distractors were facial photographs. The task of the observer was to search for and identify a target face in an array of faces. We measured the time needed for one search--threshold search time--by using a multiple-alternative staircase method. The threshold represents the duration of stimulus… CONTINUE READING