123 search results - page 18 / 25 » Haar Wavelet Based Approach for Image Compression and Qualit... |
CORR
2010
Springer
13 years 7 months ago
2010
Springer
In this paper, an efficiently DWT-based watermarking technique is proposed to embed signatures in images to attest the owner identification and discourage the unauthorized copying...
ICMCS
2006
IEEE
14 years 1 months ago
2006
IEEE
Sharpness, one of the most effective factors in video quality assessment, usually dominates the first impression of the representation of the compressed video or image signals. I...
SCALESPACE
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. The dynamic behavior of the cardiac muscle is strongly dependent on heart diseases. Optic flow techniques are essential tools to assess and quantify the contraction of t...
ICIP
2003
IEEE
14 years 9 months ago
2003
IEEE
In this paper, we propose a new rotation-invariant image retrieval system based on steerable pyramids and the concept of angular alignment across scales. First, we define energy-b...
TCSV
2008
13 years 7 months ago
2008
Most consumer digital cameras use a single light sensor which captures color information using a color filter array (CFA). This produces a mosaic image, where each pixel location c...