Dr. Hugh Brunk Profile

Dr. Hugh Brunk

at Digimarc Corp

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Author

Publications (4)

Proceedings Article | 20 June 2003 Paper

Host-aware spread spectrum watermark embedding techniques

Hugh Brunk

Proceedings Volume 5020, (2003) https://doi.org/10.1117/12.477326

KEYWORDS: Digital watermarking, Sensors, Signal detection, Nonlinear filtering, Complex systems, Image filtering, Discrete wavelet transforms, Receivers, Wireless communications, Image processing

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Proceedings Article | 29 April 2002 Paper

Use of web cameras for watermark detection

John Stach, Trenton Brundage, Brett Hannigan, Brett Bradley, Tony Kirk, Hugh Brunk

Proceedings Volume 4675, (2002) https://doi.org/10.1117/12.465321

KEYWORDS: Digital watermarking, Cameras, Point spread functions, CCD cameras, Sensors, Digital cameras, Signal to noise ratio, CMOS cameras, Image processing, Amplifiers

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Proceedings Article | 1 August 2001 Paper

Comparative performance of watermarking schemes using M-ary modulation with binary schemes employing error correction coding

Brett Bradley, Hugh Brunk

Proceedings Volume 4314, (2001) https://doi.org/10.1117/12.435448

KEYWORDS: Digital watermarking, Signal to noise ratio, Modulation, Forward error correction, Binary data, Receivers, Error analysis, Digital imaging, Image restoration, Image compression

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Proceedings Article | 1 August 2001 Paper

Quantizer characteristics important for quantization index modulation

Hugh Brunk

Proceedings Volume 4314, (2001) https://doi.org/10.1117/12.435453

KEYWORDS: Digital watermarking, Optical spheres, Quantization, Modulation, Computer programming, Neodymium, Interference (communication), Internet, Information theory, Information security

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