165 search results - page 2 / 33 » Topological median filters |
ICPR
2010
IEEE
13 years 8 months ago
2010
IEEE
A non-iterative method of image super-resolution based on weighted median filtering with Gaussian weights is proposed. Visual tests and basic edges metrics were used to examine th...
CSDA
2006
13 years 4 months ago
2006
Standard median filters preserve abrupt shifts (edges) and remove impulsive noise (outliers) from a constant signal but they deteriorate in trend periods. Finite impulse response ...
PR
2000
13 years 4 months ago
2000
In this work an analog implementation of non-linear filters based on a current-mode sorting/selection network is presented. Three non-linear filters, an erosion/dilation, a median...
DAGM
2003
Springer
13 years 10 months ago
2003
Springer
Novel matrix-valued imaging techniques such as diffusion tensor magnetic resonance imaging require the development of edgepreserving nonlinear filters. In this paper we introduce...
JMIV
2000
13 years 4 months ago
2000
In this paper, we formally connect between vector median filters, inf-sup morphological operations, and geometric partial differential equations. Considering a lexicographic order,...