Are coarse scales sufficient for fast detection of visual threat?

  title={Are coarse scales sufficient for fast detection of visual threat?},
  author={Martial Mermillod and Sylvie Droit-Volet and Damien Devaux and Alexandre Schaefer and Nicolas Vermeulen},
  journal={Psychological science},
  volume={21 10},
It has recently been suggested that low-spatial-frequency information would provide rapid visual cues to the amygdala for basic but ultrarapid behavioral responses to dangerous stimuli. The present behavioral study investigated the role of different spatial-frequency channels in visually detecting dangerous stimuli belonging to living or nonliving categories. Subjects were engaged in a visual detection task involving dangerous stimuli, and subjects' behavioral responses were assessed in… CONTINUE READING

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