The First Steps in Seeing

By R. W. Rodieck. 1998

The chase retinas the rain of photons onto cones the rain of photons onto rods night and day how photoreceptors work cell types informing the brain looking seeing.

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Citations in the corpus

Normalization as a canonical neural computation (2011, background): “Across visual environments (for example, an overcast night and a sunny day) light intensities range over 10 factors of 10 (Ref”
Rate Coding Versus Temporal Order Coding: What the Retinal Ganglion Cells Tell the Visual Cortex (2001, background): “Visual saccades or micro-saccades (Rodieck, 1998; Martinez-Conde, Macknik, & Hubel, 2000) could constitute the functional basis for such a reset mechanism.”
The challenges natural images pose for visual adaptation. (2009, unknown): “Adaptation Pools for Rod and Cone Vision Except for the specialized midget pathway in the fovea (Rodieck, 1998), pooling (i.e., convergence) of photoreceptor responses increases at each stage of retinal processing.”
Parallel Processing Strategies of the Primate Visual System (2009, unknown): “Parallel pathways from the retina to the cortex The first steps in seeing begin in the retina, where a dense array of photoreceptors convert the incoming pattern of light into an electrochemical signa”
Perceptual visual quality metrics: A survey (2011, background): “It is well known [69,137,159] that the HVS has separate processing for achromatic and chromatic signals, different visual”
Spatiotemporal Dimensions of Visual Signals in Animal Communication (2007, unknown): “Edge detection begins with center-surround cells in the retina (Rodieck 1998) and provides early information about discontinuities in the visual scene.”
Do We Know What the Early Visual System Does? (2005, background): “Gain and integration time are reduced for locations of the visual field where mean luminance is high and increased where mean luminance is low (Dawis et al., 1984; Rodieck, 1998).”
Action Spectrum for Melatonin Regulation in Humans: Evidence for a Novel Circadian Photoreceptor (2001, background): “peak wavelength sensitivity of 555 nm (Rodieck, 1998).”
(C)overt attention and visual speller design in an ERP-based brain-computer interface (2010, background): “…acuity is that the responses of rods are usually pooled to increase sensitivity to light at the expense of spatial resolution; while the 1:1 correspondence in the fovea allows for maximal spatial resolution, the ratio of photoreceptors to ganglion cells can be as low as 130:1 in the periphery [27].”
Independence of luminance and contrast in natural scenes and in the early visual system (2005, background): “Rather than responding linearly with luminance, which can potentially vary over an extremely wide range, the retina effectively divides luminance by the local mean luminanc”