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Journal of Electrical and Computer Engineering
Volume 2015, Article ID 287915, 8 pages
http://dx.doi.org/10.1155/2015/287915
Research Article

DOA Estimation Based on Sparse Signal Recovery Utilizing Double-Threshold Sigmoid Penalty

Department of Electronics and Information, Northwestern Polytechnical University, Xi’an, Shaanxi 710129, China

Received 14 September 2015; Revised 3 November 2015; Accepted 10 November 2015

Academic Editor: John N. Sahalos

Copyright © 2015 Hanbing Wang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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