57 search results - page 1 / 12 » Spatial and spectral quaternionic approaches for colour imag... |
CVIU
2007
13 years 4 months ago
2007
CCIW
2009
Springer
13 years 11 months ago
2009
Springer
Colour image representation using real quaternions has shown to be very useful for linear and morphological colour filtering. This paper deals with the extension of first derivat...
ICIP
2008
IEEE
14 years 6 months ago
2008
IEEE
Extraction of anatomical structures (landmarks), such as optic disk (OD), fovea and blood vessels, from fundus images is useful in automatic diagnosis. Current approaches largely ...
BMVC
2001
13 years 7 months ago
2001
We introduce Scene Structural Matrix (SSM), a novel image content descriptor and its application to invariant image retrieval. The SSM captures the overall structural characterist...
IBPRIA
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. One main process in Computer Vision is image segmentation as a tool to other visual tasks. Although there are many approaches to grey scale image segmentation, nowadays m...