Mr. Stefan Thiemert Profile

Stefan Thiemert

at Fraunhofer SIT

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 11 February 2011 Paper

A new metric for measuring the visual quality of video watermarks

Daniel Trick, Stefan Thiemert

Proceedings Volume 7880, 78800D (2011) https://doi.org/10.1117/12.872715

KEYWORDS: Digital watermarking, Video, Visualization, Sensors, Quality measurement, Switching, Video compression, Transparency, Detection and tracking algorithms, Image compression

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Proceedings Article | 28 January 2010 Paper

SIFT features in semi-fragile video watermarks

Stefan Thiemert, Martin Steinebach

Proceedings Volume 7541, 75410B (2010) https://doi.org/10.1117/12.838892

KEYWORDS: Video, Digital watermarking, Video surveillance, Image compression, Video compression, 3D image processing, 3D vision, Image resolution, Binary data, Surveillance

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Proceedings Article | 4 February 2009 Paper

Digital watermarking for digital cinema

Stefan Thiemert, Martin Steinebach, Huajian Liu

Proceedings Volume 7254, 72540V (2009) https://doi.org/10.1117/12.816490

KEYWORDS: Digital watermarking, Video, Video processing, Image processing, Video compression, Visualization, Visual process modeling, Digital video discs, Cameras, Wavelets

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Proceedings Article | 27 February 2007 Paper

Joint forensics and watermarking approach for video authentication

Stefan Thiemert, Huajian Liu, Martin Steinebach, Lucilla Croce-Ferri

Proceedings Volume 6505, 65050Q (2007) https://doi.org/10.1117/12.704107

KEYWORDS: Digital watermarking, Video, Forensic science, Digital forensics, Image compression, Video surveillance, Image forensics, Statistical analysis, Sensors, Cameras

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Proceedings Article | 16 February 2006 Paper

Using entropy for image and video authentication watermarks

Stefan Thiemert, Hichem Sahbi, Martin Steinebach

Proceedings Volume 6072, 607218 (2006) https://doi.org/10.1117/12.643053

KEYWORDS: Digital watermarking, Video, Binary data, Video surveillance, Digital imaging, Video compression, Quantization, Gaussian filters, Surveillance, Cameras

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Proceedings Article | 21 March 2005 Paper

Applying interest operators in semi-fragile video watermarking

Stefan Thiemert, Hichem Sahbi, Martin Steinebach

Proceedings Volume 5681, (2005) https://doi.org/10.1117/12.586791

KEYWORDS: Digital watermarking, Binary data, Video, Video compression, Linear filtering, Information security, Video surveillance, Multimedia, Gaussian filters, Feature extraction

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Proceedings Article | 22 June 2004 Paper

Synchronization technique to detect MPEG video frames for watermark retrieval

Enrico Hauer, Stefan Thiemert

Proceedings Volume 5306, (2004) https://doi.org/10.1117/12.526859

KEYWORDS: Video, Digital watermarking, Video compression, Video processing, Information security, Transparency, Chemical elements, Image compression, Computer programming, Analytical research

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Proceedings Article | 22 June 2004 Paper

Feature-based watermarking scheme for MPEG-I/II video authentication

Yuewei Dai, Stefan Thiemert, Martin Steinebach

Proceedings Volume 5306, (2004) https://doi.org/10.1117/12.526686

KEYWORDS: Digital watermarking, Video, Directed energy weapons, Multimedia, Quantization, Visualization, Feature extraction, Information security, Detection and tracking algorithms, Image compression

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Proceedings Article | 20 June 2003 Paper

Authentication of MPEG-4 data: risks and solutions

Andreas Lang, Stefan Thiemert, Enrico Hauer, Huajian Liu, Fabien Petitcolas

Proceedings Volume 5020, (2003) https://doi.org/10.1117/12.476850

KEYWORDS: Digital watermarking, Video, Multimedia, Information security, Video compression, 3D modeling, 3D video compression, Receivers, Standards development, Visualization

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Showing 5 of 9 publications

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