93 search results - page 18 / 19 » Reconstructing sparse signals from their zero crossings |
CVPR
2008
IEEE
14 years 8 months ago
2008
IEEE
This paper presents a general method for segmenting a vector valued sequence into an unknown number of subsequences where all data points from a subsequence can be represented wit...
ISCAS
2008
IEEE
14 years 19 days ago
2008
IEEE
— Non-negative matrix factorization (NMF), i.e. V ≈ WH where both V, W and H are non-negative has become a widely used blind source separation technique due to its part based r...
ECCV
2010
Springer
13 years 11 months ago
2010
Springer
Abstract. Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals and images that enables sampling rates significantly below the classical Ny...
IMC
2007
ACM
13 years 7 months ago
2007
ACM
We consider the problem of diagnosing performance problems in distributed system and networks given end-to-end performance measurements provided by test transactions, or probes. C...
ARCS
2005
Springer
13 years 11 months ago
2005
Springer
We propose an active vision system for object acquisition. The core of our approach is a reinforcement learning module which learns a strategy to scan an object. The agent moves a...