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» Learning a Blind Measure of Perceptual Image Quality
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ICIP
2008
IEEE
14 years 2 months ago
Perceptual soft thresholding using the structural similarity index
In this paper, we present a novel algorithm for wavelet domain image denoising using the soft thresholding function. The thresholds are designed to be locally optimal with respect...
Sumohana S. Channappayya, Alan C. Bovik, Robert W....
ICIP
2010
IEEE
13 years 5 months ago
RFSIM: A feature based image quality assessment metric using Riesz transforms
Image quality assessment (IQA) aims to provide computational models to measure the image quality in a perceptually consistent manner. In this paper, a novel feature based IQA mode...
Lin Zhang, Lei Zhang, Xuanqin Mou
CORR
2011
Springer
186views Education» more  CORR 2011»
12 years 11 months ago
Blind Compressed Sensing Over a Structured Union of Subspaces
—This paper addresses the problem of simultaneous signal recovery and dictionary learning based on compressive measurements. Multiple signals are analyzed jointly, with multiple ...
Jorge Silva, Minhua Chen, Yonina C. Eldar, Guiller...
JEI
2010
183views more  JEI 2010»
13 years 6 months ago
Content-weighted video quality assessment using a three-component image model
Abstract. Objective image and video quality measures play important roles in numerous image and video processing applications. In this work, we propose a new content-weighted metho...
Chaofeng Li, Alan Conrad Bovik
JMM2
2008
228views more  JMM2 2008»
13 years 7 months ago
Adaptive AC-Coefficient Prediction for Image Compression and Blind Watermarking
In this work, an adaptive image compression algorithm is proposed based on the prediction of AC coefficients in Discrete Cosine Transform (DCT) block during reconstruction of image...
Kilari Veera Swamy, S. Srinivas Kumar