Sciweavers

ICASSP
2011
IEEE
12 years 8 months ago
Contour-based hidden Markov model to segment 2D ultrasound images
The segmentation of ultrasound images is challenging due to the difficulty of appropriate modeling of their appearance variations including speckle as well as signal dropout. We ...
Xiaoning Qian, Byung-Jun Yoon
MICCAI
2010
Springer
13 years 3 months ago
Fast Ultrasound Image Simulation Using the Westervelt Equation
Abstract. The simulation of ultrasound wave propagation is of high interest in fields as ultrasound system development and therapeutic ultrasound. From a computational point of vi...
Athanasios Karamalis, Wolfgang Wein, Nassir Navab
TIP
2008
124views more  TIP 2008»
13 years 4 months ago
Robust Shape Tracking With Multiple Models in Ultrasound Images
This paper addresses object tracking in ultrasound images using a robust multiple model tracker. The proposed tracker has the following features: 1) it uses multiple dynamic models...
Jacinto C. Nascimento, Jorge S. Marques
BILDMED
2009
107views Algorithms» more  BILDMED 2009»
13 years 5 months ago
Towards an Estimation of Acoustic Impedance from Multiple Ultrasound Images
Abstract. Reflection of sound waves, due to acoustic impedance mismatch at the interface of two media, is the principal physical property which allows visualization with ultrasound...
Christian Wachinger, Ramtin Shams, Nassir Navab
VISSYM
2004
13 years 6 months ago
Adaptive Volume Construction from Ultrasound Images of a Human Heart
We present a volume modelling approach based on sequences of two-dimensional ultrasound images. Though generally applicable to arbitrary freehand ultrasound, our method is designe...
Gerd Reis, Martin Bertram, Rolf Hendrik van Lengen...
INTERACT
2003
13 years 6 months ago
The Ultrasound Image of the Tongue Surface as Input for Man/Machine Interface
: The paper presents a new concept of computer user interface dedicated for the disabled people. The concept is based on the recognition of ultrasound image of the selected region ...
Konrad Lukaszewicz
DAGM
2006
Springer
13 years 8 months ago
Ultrasound Image Denoising by Spatially Varying Frequency Compounding
Ultrasound images are very noisy. Along with system noise, a significant noise source is the speckle phenomenon, caused by interference in the viewed object. Most past approaches f...
Yael Erez, Yoav Y. Schechner, Dan Adam
CCGRID
2007
IEEE
13 years 8 months ago
A Computer-Aided Diagnostic System using a Global Data Grid Repository for the Evaluation of Ultrasound Carotid Images
A computer-aided diagnostic (CAD) method of calculating lumen and wall thickness of carotid vessels is presented. The CAD is able to measure the geometry of the lumen and plaque s...
Marco Antonio Gutierrez, Silvia Helena Gelas Lage,...
WACV
2002
IEEE
13 years 9 months ago
FASU: A Full Automatic Segmenting System for Ultrasound Images
In this paper, we propose a novel segmenting system for ultrasound images. This solution is separated into three steps. First, we filter noise by using the “peakand-valley” wi...
Nualsawat Hiransakolwong, Piotr S. Windyga, Kien A...
IBPRIA
2003
Springer
13 years 9 months ago
A 3D Ultrasound System for Medical Diagnosis
This paper presents a system for 3D ultrasound which aims to reconstruct a volume of interest from a set of ultrasound images. A Bayesian reconstruction algorithm has been recently...
João M. Sanches, Jorge S. Marques, Fausto P...