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    • Roughness measurement of paper using speckle 

      Pino, Abdiel; Pladellorens, Josep; Cusola, Oriel; Caum, Jesus (2011-09-02)
      We present a method of measure of the roughness of the paper based on the analysis of a speckle pattern on the surface. Images of speckle over the surface of paper are captured by means of a simple configuration using a ...