An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 3 Search : blurring
blurring
  تارشد   
târšod

Fr.: estompage   

In → galactic dynamics models, the → scattering of stars at radii substantially away from → corotation resonance, especially at the → Lindblad resonances, leading to a higher → eccentricity. The → spiral wave response of a → galactic disk to a co-orbiting mass → clump blurs the distinction between scattering by → spiral arms and by mass clumps. See also → churning (J. A. Sellwood & J. J. Binney, 2002, astro-ph/0203510 and references therein).

Verbal noun of → blur.

deblurring
  تیگش، تیگی   
tigeš, tigi

Fr.: affinage   

The process or state of making an image sharper. → deblur; same as sharpening. → deconvolution.

Verbal noun of → deblur.

image deblurring
  تیگش ِ وینه، ~ تصویر   
tigeš-e vine, ~ tasvir

Fr.: correction de l'image brouillée   

A technique using a mathematical model of the blurring process to recover the original, sharp image. See also → blurred image.

image; → deburring.