- Title
- Focuss is a convex-concave procedure
- Creator
- Hyder, Md Mashud; Mahata, Kaushik
- Relation
- 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2011). Proceedings of the 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2011) (Prague, CZ 22-27 May, 2011) p. 4216-4219
- Publisher Link
- http://dx.doi.org/10.1109/ICASSP.2011.5947283
- Publisher
- Institute of Electrical and Electronics Engineers (IEEE)
- Resource Type
- conference paper
- Date
- 2011
- Description
- We show the powerful sparse signal recovery approach FOCUSS is a convex-concave procedure. It follows a Newton-like decent direction by retaining the positive definite component of the Hessian matrix. This motivates an improved implementation of FOCUSS.
- Subject
- FOCUSS; sparse recovery; convex-concave
- Identifier
- http://hdl.handle.net/1959.13/1325433
- Identifier
- uon:25256
- Identifier
- ISBN:9781457705397
- Language
- eng
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