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PCM
2009
Springer
180views Multimedia» more  PCM 2009»
15 years 7 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
16 years 4 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 7 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 9 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»
15 years 3 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