Adobe Illustrator can sometimes develop errors for some people. One common error is when DLL files required by Illustrator to run go missing. In such cases, you see ...

Abstract: Aperiodic, clustered-dot, halftone patterns have recently become popular for commercial printing of continuous-tone images with laser, electrophotographic presses, because of their inherent ...

Abstract: Most state-of-the-art halftone image steganographic techniques only consider the flipping distortion according to the human visual system, which are not always secure when they are attacked ...