Sciweavers

ISBI
2006
IEEE
14 years 5 months ago
Demonstration of video-rate diffuse optical tomography in phantoms and tissues
Near-infrared diffuse optical tomography has been demonstrated with video rate acquisition of the transmitted signal for 8 sources and 8 detectors. The system design is outlined w...
Brian W. Pogue, Daqing Piao, Hamid Dehghani, Keith...
ISBI
2006
IEEE
14 years 5 months ago
x-f SENSE: optimal spatio-temporal sensitivity encoding for dynamic MR imaging
For high quality MR imaging of time-varying objects such as beating heart or brain hemodynamics, we need to reduce signal acquisition time without sacrificing the spatial resolut...
Jinhee Kim, Jong Chul Ye, Jaehung Yoo
ISBI
2006
IEEE
14 years 5 months ago
Shape analysis using the Fisher-Rao Riemannian metric: unifying shape representation and deformation
— We show that the Fisher-Rao Riemannian metric is a natural, intrinsic tool for computing shape geodesics. When a parameterized probability density function is used to represent...
Adrian Peter, Anand Rangarajan
ISBI
2006
IEEE
14 years 5 months ago
A comparative study of popular interpolation and integration methods for use in computed tomography
We compare various popular methods available for projection and backprojection in CT. Assuming linear rays and a simple density integration along them, we consider both line- and ...
Fang Xu, Klaus Mueller
ISBI
2006
IEEE
15 years 8 days ago
Statistics of populations of images and its embedded objects: driving applications in neuroimaging
Work in progress towards modeling shape statistics of multiobject complexes is presented. Constraints defined by the set of objects such as a compact representation of object shap...
Guido Gerig, Sarang C. Joshi, P. Thomas Fletcher, ...
ISBI
2006
IEEE
15 years 8 days ago
High-resolution functional optical imaging of living tissues
Laminar Optical Tomography (LOT) is an optical imaging technique capable of imaging absorption and fluorescence contrast in-vivo to depths of >2mm with 100-200 micron resolutio...
Elizabeth M. C. Hillman, Anna Devor, David A. Boas
ISBI
2006
IEEE
15 years 8 days ago
Exact correction of sharply varying off-resonance effects in spiral MRI
Magnetic Resonance Imaging with non-Cartesian acquisition schemes suffer from blurring artifacts induced by offresonance. Conventional algorithms for off-resonance correction are ...
Mahender K. Makhijani, Krishna S. Nayak
ISBI
2006
IEEE
15 years 8 days ago
Efficient reconstruction of cardiac LV surfaces using a 3D sparse ASM
Cardiac magnetic resonance imaging (MRI) has demonstrated to be the most accurate and reproducible tool for assessment of the cardiovascular system.Traditional quantification meth...
Hans C. van Assen, Alejandro F. Frangi, Mikhail G....
ISBI
2006
IEEE
15 years 8 days ago
Improved segmentation of focal cortical dysplasia lesions on MRI using expansion towards cortical boundaries
Focal cortical dysplasia (FCD), a malformation of cortical development, is an important cause of intractable epilepsy. On Magnetic Resonance Images (MRI), FCD lesions are difficul...
Olivier Colliot, Tommaso Mansi, Pierre Besson, Ned...