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ICASSP
2009
IEEE
14 years 10 days ago
Data pruning-based compression using high order edge-directed interpolation
This paper proposes a data pruning-based compression scheme to improve the rate-distortion relation of compressed images and video sequences. The original frames are pruned to a s...
Dung Trung Vo, Joel Solé, Peng Yin, Cristin...
ISCAS
2002
IEEE
190views Hardware» more  ISCAS 2002»
14 years 1 months ago
A high performance JPEG2000 architecture
—JPEG2000 is an upcoming compression standard for still images that has a feature set well tuned for diverse data dissemination. These features are possible due to adaptation of ...
Kishore Andra, Chaitali Chakrabarti, Tinku Acharya
HVEI
2010
13 years 6 months ago
No-reference image quality assessment based on localized gradient statistics: application to JPEG and JPEG2000
This paper presents a novel system that employs an adaptive neural network for the no-reference assessment of perceived quality of JPEG/JPEG2000 coded images. The adaptive neural ...
Hantao Liu, Judith Redi, Hani Alers, Rodolfo Zunin...
ISCIS
2003
Springer
14 years 1 months ago
Improved POCS-Based De-blocking Algorithm for Block-Transform Compressed Images
This paper presents a postprocessing technique based on the theory of projections onto convex sets (POCS) to reduce the blocking artifacts in low bit rate BDCT-coded images. In the...
Yoon Kim, Chun-Su Park, Kyunghun Jang, Sung-Jea Ko
ICIP
2004
IEEE
14 years 10 months ago
Wavelet-based contourlet transform and its application to image coding
In this paper, we first propose a new family of geometrical image transforms that decompose images both radially and angularly. Our construction comprises two stages of filter ban...
Ramin Eslami, Hayder Radha