Sciweavers

28131 search results - page 332 / 5627
» Images, Images, Billions of Images
Sort
View
ICIP
2003
IEEE
16 years 9 months ago
Extension of epipolar image analysis to circular camera movements
Epipolar image analysis is a robust method for 3D scene depth reconstruction that uses all available views of an image sequence simultaneously. It is restricted to horizontal, lin...
Ingo Feldmann, Peter Kauff, Peter Eisert
ICIP
2003
IEEE
16 years 9 months ago
An ontology approach to object-based image retrieval
In this paper, an image retrieval methodology suited for search in large collections of heterogeneous images is presented. The proposed approach employs a fully unsupervised segme...
Vasileios Mezaris, Ioannis Kompatsiaris, Michael G...
ICIP
2003
IEEE
16 years 9 months ago
Quaternion matrix singular value decomposition and its applications for color image processing
In this paper, we first discuss the singular value decomposition (SVD) of a quaternion matrix and propose an algorithm to calculate the SVD of a quaternion matrix using its equiva...
Soo-Chang Pei, Ja-Han Chang, Jian-Jiun Ding
ICIP
2003
IEEE
16 years 9 months ago
Approximation and compression of piecewise smooth images using a wavelet/wedgelet geometric model
Inherent to photograph-like images are two types of structures: large smooth regions and geometrically smooth edge contours separating those regions. Over the past years, efficien...
Justin K. Romberg, Michael B. Wakin, Richard G. Ba...
ICIP
2002
IEEE
16 years 9 months ago
Semantic based categorization, browsing and retrieval in medical image databases
Content-based retrieval (CBIR) methods in medical databases have been designed to support specific tasks, such as retrieval of digital mammograms or 3D MRI images. These methods c...
Aleksandra Mojsilovic, José Gomes