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ICASSP
2011
IEEE
14 years 10 months ago
Variational Bayesian Kalman filtering in dynamical tomography
The problem of dynamical tomography consists in reconstructing a temporal sequence of images from their noisy projections. For this purpose, a recursive algorithm is usually used,...
Boujemaa Ait-El-Fquih, Thomas Rodet
ICASSP
2011
IEEE
14 years 10 months ago
Compact support kernels based time-frequency distributions: Performance evaluation
This paper presents two new time-frequency distributions based on kernels with compact support (KCS) namely the separable CB (SCB) and the polynomial CB (PCB) TFDs. The implementa...
Mansour Abed, Adel Belouchrani, Mohamed Cheriet, B...
ICDE
2011
IEEE
215views Database» more  ICDE 2011»
14 years 10 months ago
Top-k keyword search over probabilistic XML data
—Despite the proliferation of work on XML keyword query, it remains open to support keyword query over probabilistic XML data. Compared with traditional keyword search, it is far...
Jianxin Li, Chengfei Liu, Rui Zhou, Wei Wang
INFOCOM
2011
IEEE
14 years 10 months ago
Delay-bounded MAC with minimal idle listening for sensor networks
—This paper presents a new receiver-initiated sensor network MAC protocol, called CyMAC, which has the following unique features. It reduces the idle listening time of sensor nod...
Yang Peng, Zi Li, Daji Qiao, Wensheng Zhang
CCGRID
2010
IEEE
14 years 10 months ago
WORKEM: Representing and Emulating Distributed Scientific Workflow Execution State
- Scientific workflows have become an integral part of cyberinfrastructure as their computational complexity and data sizes have grown. However, the complexity of the distributed i...
Lavanya Ramakrishnan, Dennis Gannon, Beth Plale