line-edge roughness

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• Roughness — is a measure of the texture of a surface. It is quantified by the vertical deviations of a real surface from its ideal form. If these deviations are large, the surface is rough; if they are small the surface is smooth. Roughness is typically… …   Wikipedia

• edge — Synonyms and related words: A, acerbity, acidity, acidulousness, acme, acridity, acrimony, acuity, aculeate, acuminate, acumination, acuteness, adjoin, advantage, air line, allowance, alpha, anxious, apex, apogee, apprehensive, asperity,… …   Moby Thesaurus

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