Sciweavers

698 search results - page 122 / 140
» Complex Analysis for Reconstruction from Controlled Motion
Sort
View
IBPRIA
2007
Springer
15 years 3 months ago
Optimally Discriminant Moments for Speckle Detection in Real B-Scan Images
Detection of speckle in ultrasound (US) images has been regarded as an important research topic in US imaging, mainly focusing on two specific applications: improving signal to no...
Robert Marti, Joan Martí, Jordi Freixenet, ...
79
Voted
SIGGRAPH
2000
ACM
15 years 2 months ago
Plenoptic sampling
This paper studies the problem of plenoptic sampling in imagebased rendering (IBR). From a spectral analysis of light field signals and using the sampling theorem, we mathematica...
Jinxiang Chai, Shing-Chow Chan, Heung-Yeung Shum, ...
JSC
2010
155views more  JSC 2010»
14 years 8 months ago
Algorithms for solving linear systems over cyclotomic fields
We consider the problem of solving a linear system Ax = b over a cyclotomic field. What makes cyclotomic fields of special interest is that we can easily find a prime p that sp...
Liang Chen, Michael B. Monagan
TMI
2010
104views more  TMI 2010»
14 years 8 months ago
Electromechanical Wave Imaging of Normal and Ischemic Hearts In Vivo
—Electromechanical wave imaging (EWI) has recently been introduced as a noninvasive, ultrasound-based imaging modality, which could map the electrical activation of the heart in ...
Jean Provost, Wei-Ning Lee, Kana Fujikura, Elisa E...

Publication
1500views
16 years 10 months ago
Robust Centerline Extraction Framework Using Level Sets
In this paper, we present a novel framework for computing centerlines for both 2D and 3D shape analysis. The framework works as follows: an object centerline point is selected aut...
M. Sabry Hassouna, Aly A. Farag