Sciweavers

ISBI
2008
IEEE
15 years 8 days ago
Mutual information-based feature selection enhances fMRI brain activity classification
In this paper, we adress the question of decoding cognitive information from functional Magnetic Resonance (MR) images using classification techniques. The main bottleneck for acc...
Bertrand Thirion, Cécilia Damon, Vincent Mi...
ISBI
2008
IEEE
15 years 8 days ago
Ultrasound strain imaging: From nano-scale motion detection to macro-scale functional imaging
With ultrasound strain imaging, the function of tissue and organs can be identified. The technique uses multiple images, acquired from tissue under different degrees of deformatio...
Chris L. de Korte, Richard G. P. Lopata, Maartje M...
ISBI
2008
IEEE
15 years 8 days ago
FMRI brain activity and underlying hemodynamics estimation in a new Bayesian framework
The emerging functional MRI (Magnetic Resonance Imaging), fMRI, imaging modality was developed to obtain non-invasive information regarding the neural processes behind pre-determi...
David M. Afonso, João M. Sanches, Martin H....
ISBI
2008
IEEE
15 years 8 days ago
Estimation of cortical multivariate autoregressive models for EEG/MEG using an expectation-maximization algorithm
A new method for estimating multivariate autoregressive (MVAR) models of cortical connectivity from surface EEG or MEG measurements is presented. Conventional approaches to this p...
Bing Leung, Patrick Cheung, Barry D. Van Veen
ISBI
2008
IEEE
15 years 8 days ago
Multi-resolution parallel integral projection for fast localization of a straight electrode in 3D ultrasound images
We address the problem of fast and accurate localization of miniature surgical instruments like needles or electrodes using 3D ultrasound (US). An algorithm based on maximizing a ...
Christian Cachard, Hervé Liebgott, Jan Kybi...
ISBI
2008
IEEE
15 years 8 days ago
Segmentation of 4D MR renography images using temporal dynamics in a level set framework
A novel 4D level set framework was developed to segment dynamic MR images into the cortex, medulla and collecting system. The novelty of the method is that it combines information...
Ting Song, Vivian S. Lee, Henry Rusinek, Qun Chen,...
ISBI
2008
IEEE
15 years 8 days ago
A quantification framework for post-lesion neo-vascularization in retinal angiography
We describe an image processing framework designed to detect and quantify the genesis of microscopic choroidal blood vessels. We used fluorescein angiography to monitor the dynami...
Sylvain Takerkart, Romain Fenouil, Jérome P...
ISBI
2008
IEEE
15 years 8 days ago
Liver metastasis early detection using fMRI based statistical model
Moti Freiman, Yifat Edrei, Eitan Gross, Leo Joskow...
ISBI
2008
IEEE
15 years 8 days ago
Controlling the error in FMRI: Hypothesis testing or set estimation?
This paper describes a new methodology and associated theoretical analysis for rapid and accurate extraction of activation regions from functional MRI data. Most fMRI data analysi...
Aarti Singh, Rebecca Willett, Robert Nowak, Zachar...
ISBI
2008
IEEE
15 years 8 days ago
On approximation of orientation distributions by means of spherical ridgelets
Visualization and analysis of the micro-architecture of brain parenchyma by means of magnetic resonance imaging is nowadays believed to be one of the most powerful tools used for ...
Oleg V. Michailovich, Yogesh Rathi