Rudolf L. van Renesse, editor. Optical Document Security. Artech House, 1994. Home/Search Document Not in Database Summary Related Articles Check |
This paper is cited in the following contexts:
Document Marking and Identification using Both Line.. - Low, Maxemchuk.. (1994) (19 citations) (Correct)
....authors can be reached at fslow, nfm, jtb, logg research.att.com of the document. Along the same line but for different medium, schemes are described in [3, 4] to embed unique marking on images to deter illicit copying. Watermarking of optical documents to combat counterfeiting is considered in [5]. General discussion of fingerprinting can be found in [6] This paper is motivated by an experiment we performed to measure the distortions on a document in the vertical and horizontal directions introduced in printing, photocopying and scanning. The measurements reveal that the distortion is ....
Rudolf L. van Renesse, editor. Optical Document Security. Artech House, 1994.
Multi-Color and Artistic Dithering - Ostromoukhov, Hersch (1999) (5 citations) (Correct)
.... [9] 10] Manufacturers of valuable documents, such as banknotes, identity cards and checks often make use of the high registration accuracy of their original printing equipment to create a graphic design which is both visually pleasant and difficult to imitate using standard printing processes ([22], chapter 6) We propose a multi color dithering method which automatically enforces side by side printing of several color layers. Combined with color separation by tetrahedral interpolation, multi color dithering makes it possible to print images made of non standard inks. In addition, we ....
R. L. Van Renesse (Ed.), Optical Document Security, Artech House, 1998.
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