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ICASSP
2008
IEEE
15 years 7 months ago
Reconstructing sparse signals from their zero crossings
Classical sampling records the signal level at pre-determined time instances, usually uniformly spaced. An alternative implicit sampling model is to record the timing of pre-deter...
Petros Boufounos, Richard G. Baraniuk
111
Voted
AINA
2007
IEEE
15 years 7 months ago
Fuzzy Logic-Based Event Notification in Sparse MANETs
In the Ad-Hoc InfoWare project, we develop a delay tolerant event notification service for sparse Mobile Ad-Hoc Networks for emergency and rescue operations. In most event notific...
Anna K. Lekova, Katrine Stemland Skjelsvik, Thomas...
93
Voted
ICRA
2006
IEEE
119views Robotics» more  ICRA 2006»
15 years 6 months ago
SLAM with Sparse Sensing
— Most work on the simultaneous localization and mapping (SLAM) problem assumes the frequent availability of dense information about the environment such as that provided by a la...
Kristopher R. Beevers, Wesley H. Huang
98
Voted
CIVR
2003
Springer
107views Image Analysis» more  CIVR 2003»
15 years 6 months ago
Fast Video Retrieval under Sparse Training Data
Feature selection for video retrieval applications is impractical with existing techniques, because of their high time complexity and their failure on the relatively sparse trainin...
Yan Liu, John R. Kender
86
Voted
IPPS
2000
IEEE
15 years 5 months ago
On Optimal Fill-Preserving Orderings of Sparse Matrices for Parallel Cholesky Factorizations
In this paper, we consider the problem of nding llpreserving ordering of a sparse symmetric and positive de nite matrix such that the reordered matrix is suitable for parallel fac...
Wen-Yang Lin, Chuen-Liang Chen