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ICIP
1998
IEEE
16 years 7 months ago
A Compressed Video Database Structured for Active Browsing and Search
We describe a unique system called ViBE (video browsing environment) for browsing and searching large databases of video sequences. The system first computes the DC sequence for a...
Cüneyt M. Taskiran, Charles A. Bouman, Edward...
ICIP
2008
IEEE
16 years 22 days ago
Best post-transforms selection in a rate-distortion sense
This paper deals with the optimization of a new technique of image compression. After the wavelet transform of an image, blocks of coefficients are further linearly decomposed us...
Xavier Delaunay, Emmanuel Christophe, Carole Thieb...
ICIP
2007
IEEE
16 years 8 months ago
New Features to Identify Computer Generated Images
Discrimination of computer generated images from real images is becoming more and more important. In this paper, we propose the use of new features to distinguish computer generat...
Ahmet Emir Dirik, Sevinc Bayram, Husrev T. Sencar,...
ICASSP
2010
IEEE
15 years 6 months ago
No-reference image sharpness assessment based on local phase coherence measurement
Sharpness is one of the most determining factors in the perceptual assessment of image quality. Objective image sharpness measures may play important roles in the design and optim...
Rania Hassen, Zhou Wang, Magdy Salama
TIP
1998
137views more  TIP 1998»
15 years 6 months ago
Blocking effect reduction of JPEG images by signal adaptive filtering
Abstract—A postprocessing algorithm is proposed to reduce the blocking artifacts of Joint Photographic Experts Group (JPEG) decompressed images. The reconstructed images from JPE...
Y. L. Lee, H. C. Kim, H. W. Park