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PCM
2009
Springer
188views Multimedia» more  PCM 2009»
14 years 3 days ago
Nonlocal Edge-Directed Interpolation
In this paper, we proposed a new edge-directed image interpolation algorithm which can preserve the edge features and natural appearance of images efficiently. In the proposed sche...
Xinfeng Zhang, Siwei Ma, Yongbing Zhang, Li Zhang,...
ICPR
2010
IEEE
13 years 11 months ago
Improving Undersampled MRI Reconstruction Using Non-Local Means
Obtaining high quality images in MR is desirable not only for accurate visual assessment but also for automatic processing to extract clinically relevant parameters. Filtering-bas...
Ganesh Adluru, Tolga Tasdizen, Ross Whitaker, Edwa...
SPIRE
2000
Springer
13 years 11 months ago
Rotation Invariant Histogram Filters for Similarity and Distance Measures between Digital Images
Fast rotation invariant filtering algorithms for are presented for speeding
Kimmo Fredriksson
ICCV
2009
IEEE
1318views Computer Vision» more  ICCV 2009»
15 years 16 days ago
Non-Local Sparse Models for Image Restoration
We propose in this paper to unify two different ap- proaches to image restoration: On the one hand, learning a basis set (dictionary) adapted to sparse signal descriptions has p...
Julien Mairal, Francis Bach, Jean Ponce, Guillermo...
ICIP
2009
IEEE
14 years 8 months ago
Color Constancy Using Denoising Methods And Cepstral Analysis
We address here the problem of color constancy and propose two new methods for achieving color constancythe first method uses denoising techniques such as a Gaussian filter, Media...