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ISBI
2004
IEEE
16 years 6 months ago
Speckle Reduction on Ultrasound Image by Variational Methods and Adaptive Lagrangian Multipliers
Ultrasound images are corrupted by a multiplicative noise, the speckle, which makes high level analysis difficult. Within each resolution cell a number of elementary scatterers re...
Arnaud Ogier, Pierre Hellier, Christian Barillot
WWW
2009
ACM
16 years 6 months ago
REST-based management of loosely coupled services
Applications increasingly make use of the distributed platform that the World Wide Web provides ? be it as a Software-as-a-Service such as salesforce.com, an application infrastru...
Heiko Ludwig, Jim Laredo, Kamal Bhattacharya, Lili...
KDD
2009
ACM
150views Data Mining» more  KDD 2009»
16 years 6 months ago
Large human communication networks: patterns and a utility-driven generator
Given a real, and weighted person-to-person network which changes over time, what can we say about the cliques that it contains? Do the incidents of communication, or weights on t...
Nan Du, Christos Faloutsos, Bai Wang, Leman Akoglu
PERCOM
2008
ACM
16 years 5 months ago
Information Agents for Pervasive Sensor Networks
In this paper, we describe an information agent, that resides on a mobile computer or personal digital assistant (PDA), that can autonomously acquire sensor readings from pervasiv...
Alex Rogers, Mike Osborne, Sarvapali D. Ramchurn, ...
DCC
2008
IEEE
16 years 5 months ago
Skew Hadamard designs and their codes
Skew Hadamard designs (4n-1, 2n-1, n-1) are associated to order 4n skew Hadamard matrices in the natural way. We study the codes spanned by their incidence matrices A and by I +A a...
Jon-Lark Kim, Patrick Solé