'Black pixel' diaporamas de présentation

Polynomial Discrete Time Cellular Neural Networks

576 views • 44 slides

A New Approach for Visual Cryptography

A New Approach for Visual Cryptography. Wen-Guey Tzeng and Chi-Ming Hu Designs, codes and cryptography, 27, 207-227,2002 Reporter: ???. Outline . Introduction The model Naor and Sharmir definition Improved definition. Introduction. Definition

543 views • 31 slides

Presenter ? Ying-Yu Chen Authors: Ying-Yu Chen, Justie Su-Tzu Juan

A Study of ( k, n )-threshold Secret Image Sharing Schemes in Visual Cryptography without Expansion. Presenter ? Ying-Yu Chen Authors: Ying-Yu Chen, Justie Su-Tzu Juan. Department of Computer Science and Information Engineering National Chi Nan University Puli, Nantou Hsien, Taiwan .

369 views • 21 slides

Ocean Optics Class University of Maine July 2011

350 views • 18 slides

Recognizing Hebrew alphabet of specific handwriting

Recognizing Hebrew alphabet of specific handwriting. Introduction to Computational and Biological Vision 2010 By Rotem Dvir and Osnat Stein. Motivation. Usage of existing function on the text. Reprocessing and rearranging the text. Redesign the text.

214 views • 10 slides

Color Values

Color Values. All colors in computer images are a combination of red, green and blue Each component is encoded as a number 0..255 0 means the color is absent, 255 the color is maximum bright All other values are intensity shades of the color Example: R,G,B = 255,0,0 R,G,B = 0,0,255

252 views • 9 slides