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acutance    
明锐度; 锐度曲线

明锐度; 锐度曲线


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  • Acutance - Wikipedia
    In photography, acutance describes a subjective perception of visual acuity that is related to the edge contrast of an image [1] [2] Acutance is related to the magnitude of the gradient of brightness
  • ACUTANCE Definition Meaning - Merriam-Webster
    The meaning of ACUTANCE is a measure of the steepness or abruptness of an edge in a photographic image
  • Acutance and SQF (Subjective Quality Factor) | Imatest
    Acutance and Subjective Quality Factor (SQF) are measures of perceived print or display sharpness SQF was used for years in the photographic industry but has remained unfamiliar to most photographers
  • Sharpness, Acutance and Resolution - Photo Review
    Sharpness is quite difficult to define precisely because it’s based on subjective evaluations, which are influenced by the contrast along edges in a photo This characteristic is known as ‘ acutance’ We judge an image to be sharp when the edge contrast differences we see are relatively large
  • ACUTANCE Definition Meaning | Dictionary. com
    Acutance definition: a measure of the sharpness with which a film can reproduce the edge of an object See examples of ACUTANCE used in a sentence
  • What does acutance mean? - Definitions. net
    Edge contrast in an image; a component of sharpness In photography, acutance describes a subjective perception of sharpness that is related to the edge contrast of an image Acutance is related to the amplitude of the derivative of brightness with respect to space
  • Acudtance - Definition, Usage Quiz | UltimateLexicon. com
    Understand how acutance affects image sharpness and how it differs from resolution Acutance is a measure of the sharpness or clarity of an image, often used in photography and optics It quantifies how well transitions between different levels of brightness, such as edges, are defined in an image
  • TUTORIALS: SHARPNESS - Cambridge in Colour
    Two fundamental factors contribute to the perceived sharpness of an image: resolution and acutance Acutance describes how quickly image information transitions at an edge, and so high acutance results in sharp transitions and detail with clearly defined borders
  • Acutance - DXOMARK
    Edge acutance is the ability of a photographic system to show a sharp edge between high-contrast contiguous areas Texture acutance is the ability of a photographic system to show details without noticeable degradation
  • ACUTANCE definition and meaning | Collins English Dictionary
    Other words that use the affix -ance include: Renaissance, compliance, guidance, performance, variance A physical rather than subjective measure of the sharpness of a photographic image Click for English pronunciations, examples sentences, video





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