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    • Optimal processing of photoreceptor signals is required to maximize behavioural sensitivity. 

      Field, Greg; Okawa, Haruhisa; Miyagishima, K Joshua; Arman, A Cyrus; Hurley, James B; Sampath, Alapakkam P (The Journal of physiology, 2010-06)
      The sensitivity of receptor cells places a fundamental limit upon the sensitivity of sensory systems. For example, the signal-to-noise ratio of sensory receptors has been suggested to limit absolute thresholds in the visual ...