Prof. Koichi Takagi
at KDDI Research Inc
SPIE Involvement:
Author
Publications (4)

PROCEEDINGS ARTICLE | February 11, 2011
Proc. SPIE. 7880, Media Watermarking, Security, and Forensics III
KEYWORDS: Image compression, Visualization, Image processing, Diffusion, Transform theory, Image quality, Image enhancement, Halftones, Binary data, Image forensics

PROCEEDINGS ARTICLE | February 7, 2011
Proc. SPIE. 7879, Imaging and Printing in a Web 2.0 World II
KEYWORDS: Internet, Databases, Video, Luminescence, Image acquisition, Image analysis, Printing, Image enhancement, Image retrieval, Electromagnetic coupling

PROCEEDINGS ARTICLE | June 23, 2003
Proc. SPIE. 5150, Visual Communications and Image Processing 2003
KEYWORDS: Signal to noise ratio, Signal attenuation, Image processing, Video, Computer programming, Computer simulations, Image quality, Binary data, Motion estimation, Video coding

PROCEEDINGS ARTICLE | June 23, 2003
Proc. SPIE. 5150, Visual Communications and Image Processing 2003
KEYWORDS: Video, Distortion, Computer programming, Computer simulations, Quantization, Video processing, Motion models, Optimization (mathematics), Motion estimation, Video coding

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