Dr. Viresh Ratnakar Profile

Dr. Viresh Ratnakar

at Google Inc

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Author

Publications (3)

Proceedings Article | 12 November 2001 Paper

Standards-compliant watermarking for access management

Viresh Ratnakar, Onur Guleryuz

Proceedings Volume 4518, (2001) https://doi.org/10.1117/12.448211

KEYWORDS: Digital watermarking, Video, Image compression, Video compression, Raster graphics, Chromium, Imaging systems, Video coding, Internet, Image processing

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Proceedings Article | 17 April 1995 Paper

Runlength encoding of quantized discrete cosine transform (DCT) coefficients

Viresh Ratnakar, Ephraim Feig, Eric Viscito, Sudhakar Kalluri

Proceedings Volume 2419, (1995) https://doi.org/10.1117/12.206376

KEYWORDS: Computer programming, Quantization, Image compression, Video compression, Image storage, Matrices, Digital imaging, Electrical engineering, Spatial frequencies, Statistical analysis

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Proceedings Article | 16 September 1994 Paper

Fractal-based hybrid compression schemes

Viresh Ratnakar, Ephraim Feig, Prasoon Tiwari

Proceedings Volume 2308, (1994) https://doi.org/10.1117/12.185987

KEYWORDS: Fractal analysis, Image compression, Transform theory, Computer programming, Composites, Image storage, Quantization, Image quality, Computer science, Image scaling

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Conference Committee Involvement (2)

Visual Communications and Image Processing 2004

20 January 2004 | San Jose, California, United States

Image and Video Communications and Processing 2003

21 January 2003 | Santa Clara, CA, United States

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