928 search results - page 39 / 186 » On adaptive wavelet packets |
ICISP
2010
Springer
14 years 8 months ago
2010
Springer
This paper deals with the problem of multispectral image compression. In particular, we propose to substitute the built-in JPEG 2000 wavelet transform by an adequate multiresoluti...
EDBT
2009
ACM
15 years 1 months ago
2009
ACM
Constructing Haar wavelet synopses under a given approximation error has many real world applications. In this paper, we take a novel approach towards constructing unrestricted Ha...
BIOSTEC
2008
14 years 11 months ago
2008
Abstract. The wavelet transform is a widely used pre-filtering step for subsequent R spike detection by thresholding of the coefficients. The time-frequency decomposition is indeed...
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TIP
2008
14 years 9 months ago
2008
A method for removing additive Gaussian noise from digital images is described. It is based on statistical modeling of the coefficients of a redundant, oriented, complex multiscale...
TMI
2008
14 years 9 months ago
2008
In this article, we propose an automatic method to detect microaneurysms in retina photographs. Microaneurysms are the most frequent and usually the first lesions to appear as a co...