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contrast sensitivity function

См. также в других словарях:

  • Contrast (vision) — Left side of the image has low contrast, the right has higher contrast …   Wikipedia

  • Contrast threshold — A Contrast Threshold is the minimal amount of contrast, or difference between two shades of objects, needed in order to detect a pattern. Contrast threshold is measured by the number of photons a light stripe reflects in comparison to the number… …   Wikipedia

  • Contrast-enhanced ultrasound — (CEUS) is the application of ultrasound contrast medium to traditional medical sonography. Ultrasound contrast agents rely on the different ways in which sound waves are reflected from interfaces between substances. This may be the surface of a… …   Wikipedia

  • Spectral sensitivity — is the relative efficiency of detection, of light or other signal, as a function of the frequency or wavelength of the signal.In visual neuroscience, spectral sensitivity is used to describe the different characteristics of the photopigments in… …   Wikipedia

  • Optical transfer function — The optical transfer function (OTF) of an imaging system (camera, video system, microscope etc) is the true measure of resolution (image sharpness) that the system is capable of. The common practice of defining resolution in terms of pixel count… …   Wikipedia

  • Climate sensitivity — is a measure of how responsive the temperature of the climate system is to a change in the radiative forcing. It is usually expressed as the temperature change associated with a doubling of the concentration of carbon dioxide in Earth s… …   Wikipedia

  • Scotopic sensitivity syndrome — Scotopic sensitivity syndrome, also known as Irlen Syndrome and Visual Stress Syndrome, approximating in some ways to Meares Irlen syndrome, and Visual Stress , refers to visual perceptual disorder(s) affecting primarily reading and writing based …   Wikipedia

  • Aerial perspective — or atmospheric perspective is the effect on the appearance of an object by the atmosphere between it and a viewer (or the technique of depicting this effect in a work of art, such as a landscape painting). As the distance between an object and a… …   Wikipedia

  • Nyctalopia — Classification and external resources ICD 10 H53.6 ICD 9 368.6 Nyctalopia (from Gree …   Wikipedia

  • CSF — may refer to: Contents 1 Biology and Medicine 2 Military 3 Education 4 Computing 5 Sport …   Wikipedia

  • photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

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