Bala et al., 2009 - Google Patents
Watermark encoding and detection using narrowband illuminationBala et al., 2009
View PDF- Document ID
- 6295333553017758936
- Author
- Bala R
- Braun K
- Loce R
- Publication year
- Publication venue
- Color and imaging conference
External Links
Snippet
We present a watermark encoding and detection method by which colorant combinations and narrowband light sources are selected to optimally differentiate between colorant combinations that produce the same visual color under wideband illumination. Thus colors …
- 238000005286 illumination 0 title abstract description 31
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9313360B2 (en) | Encoding data in an image | |
US8064100B2 (en) | Watermark encoding and detection using narrow band illumination | |
US6763124B2 (en) | Embedding digital watermarks in spot colors | |
US8094869B2 (en) | Fragile and emerging digital watermarks | |
US8867782B2 (en) | Spectral edge marking for steganography or watermarking | |
US8947744B2 (en) | Spectral visible edge marking for steganography or watermarking | |
US9979853B2 (en) | Information coding and decoding in spectral differences | |
US7127112B2 (en) | Systems for spectral multiplexing of source images to provide a composite image, for rendering the composite image, and for spectral demultiplexing of the composite image by use of an image capture device | |
US8941886B2 (en) | Spectral edge marking for steganography or watermarking | |
US6993149B2 (en) | Embedding digital watermarks in spot colors | |
EP1997642B1 (en) | Methodology for substrate fluorescent non-overlapping dot design patterns for embedding information in printed documents | |
EP1997644B1 (en) | Substrate fluorescent non-overlapping dot patterns for embedding information in printed documents | |
US8699089B2 (en) | Variable data image watermarking using infrared sequence structures in black separation | |
US8085434B2 (en) | Printer characterization for UV encryption applications | |
CA2620984C (en) | Substrate fluorescence mask utilizing a multiple color overlay for embedding information in printed documents | |
US20080304696A1 (en) | Infrared encoding for embedding multiple variable data information collocated in printed documents | |
US8179570B2 (en) | Generating image embedded with UV fluorescent watermark by combining binary images generated using different halftone strategies | |
JP5021158B2 (en) | Source-neutral gray component replacement in a system for spectrally multiplexing a source image to represent the composite image, representing the composite image, and demultiplexing such composite image | |
EP1536628A2 (en) | Systems for spectral multiplexing of source images to provide a composite image, for rendering the composite image, and for spectral demultiplexing the composite image to obtain a normalized color image | |
Bala et al. | Watermark encoding and detection using narrowband illumination | |
Bala et al. | Substrate fluorescence: bane or boon? | |
WO2014197869A1 (en) | Information coding and decoding in spectral differences | |
Kitanovski et al. | Halftone modulation for embedding UV watermarks in color printed images | |
US20050044371A1 (en) | Deterring counterfeiting using custom colored inks | |
Zhao et al. | UV fluorescence encoded image using two halftoning strategies |