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PCM
2009
Springer
180views Multimedia» more  PCM 2009»
15 years 2 months ago
RST-Invariant Semi-fragile Image Authentication Based on DWT-Coefficient Quantization
Abstract. In this paper, we propose an image moment-based geometric normalization to be applied before embedding and extracting a digital watermark in the DWT-domain of JPEG2000. A...
Mathias Schlauweg, Erika Müller
ICIP
2000
IEEE
15 years 11 months ago
Perceptually Based Image Comparison
In this work a new perceptually based method of image comparison is proposed. It is based on the colour comparison in a perceptually uniform colour space CIE Luv, and using Contra...
David Tompa, John Morton, Ed Jernigan
ICIP
1997
IEEE
15 years 2 months ago
Joint adaptive space and frequency basis selection
We develop a new method for building a representation of an image from a library of basis elements that is facilitated by a joint adaptive space and frequency JASF graph. The JA...
John R. Smith, Shih-Fu Chang
PCM
2007
Springer
184views Multimedia» more  PCM 2007»
15 years 3 months ago
Wavelet-Based Salient Region Extraction
In this paper, we propose a new technique for extracting salient regions in an image. Identification of salient regions is useful for region/object based image processing. Previous...
Dong-Woei Lin, Shih-Hsuan Yang
CORR
2010
Springer
93views Education» more  CORR 2010»
14 years 10 months ago
Rank Awareness in Joint Sparse Recovery
In this paper we revisit the sparse multiple measurement vector (MMV) problem, where the aim is to recover a set of jointly sparse multichannel vectors from incomplete measurement...
Mike E. Davies, Yonina C. Eldar