Results 131 to 140 of about 11,439 (192)

A Modified ISM Estimation Algorithm for Direction of Arrival (DOA) of Wideband Coherent Signal

open access: yes2018 4th International Conference on Education, Management and Information Technology (ICEMIT 2018), 2018
openaire   +1 more source

Source number estimation using eigenspace in direction of arrival (DOA) estimate

OCEANS 2009-EUROPE, 2009
A source number estimation using eigenspace is presented. It projects estimated covariance matrix of array signal into signal eigen subspace and noise eigen subspace respectively. Using the orthogonality between signal eigen subspace and noise eigen subspace, it is easy to differentiate the contribution of signal and noise by using the criterion value,
null Zhu Weiqing   +4 more
openaire   +1 more source

Improved maximum likelihood spectrum for direction of arrival (DOA) estimation

ICASSP-88., International Conference on Acoustics, Speech, and Signal Processing, 2003
A variation of J. Capon's (1969) maximum-likelihood (ML) spectral estimation algorithm is described for calculating direction of arrival using a short linear array. The proposed modification involves altering the computed covariance spectral matrix by setting its lowest eigen value to a small, positive constant lambda '(min).
P.S. Naidu, V.V. Krishna
openaire   +1 more source

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