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ISBI
2008
IEEE
16 years 7 months ago
Fast displacement probability profile approximation from HARDI using 4th-order tensors
Cartesian tensor basis have been widely used to approximate spherical functions. In Medical Imaging, tensors of various orders have been used to model the diffusivity function in ...
Angelos Barmpoutis, Baba C. Vemuri, John R. Forder
ICASSP
2008
IEEE
16 years 1 months ago
Sparse and shift-invariant feature extraction from non-negative data
In this paper we describe a technique that allows the extraction of multiple local shift-invariant features from analysis of non-negative data of arbitrary dimensionality. Our app...
Paris Smaragdis, Bhiksha Raj, Madhusudana V. S. Sh...
WWW
2006
ACM
16 years 7 months ago
Discovering event evolution graphs from newswires
In this paper, we propose an approach to automatically mine event evolution graphs from newswires on the Web. Event evolution graph is a directed graph in which the vertices and e...
Christopher C. Yang, Xiaodong Shi
SIGMETRICS
2008
ACM
124views Hardware» more  SIGMETRICS 2008»
15 years 6 months ago
Class-of-service in ip backbones: informing the network neutrality debate
The benefit of Class-of-Service (CoS) is an important topic in the "Network Neutrality" debate. Proponents of network neutrality suggest that over-provisioning is a viab...
Murat Yuksel, Kadangode K. Ramakrishnan, Shivkumar...
ICCV
2007
IEEE
16 years 8 months ago
Axon radius measurements in vivo from diffusion MRI: a feasibility study
This paper investigates the feasibility of using diffusion MRI to measure axon-cell dimensions in the white matter of live subjects. A simple geometric model of white-matter tissu...
Daniel C. Alexander