Wideband sparse reconstruction for scanning radar
Recently, the generalized sparse iterative covariance-based estimation algorithm was
extended to allow for varying norm constraints in scanning radar applications. In this paper …
extended to allow for varying norm constraints in scanning radar applications. In this paper …
Super-resolution direction of arrival estimation using a minimum mean-square error framework
This paper develops a novel sparse direction-of-arrival (DOA) estimation technique that
avoids the common requirement of hyperparameters, which are typically difficult to set …
avoids the common requirement of hyperparameters, which are typically difficult to set …
Spectral efficiency enhancement based on sparsely indexed modulation for green radio communication
Jointly enhancing both energy efficiency (EE) and spectrum efficiency (SE) of modulation
schemes becomes one of the main issues for 5G mobile communications. Recently, an …
schemes becomes one of the main issues for 5G mobile communications. Recently, an …
Computationally efficient direction of arrival estimation using adaptive grid selection
The authors propose a computationally efficient approach to estimate the directions of arrival
of far‐field sources im**ing on a sensor array. The proposed estimator is formed using a …
of far‐field sources im**ing on a sensor array. The proposed estimator is formed using a …
Estimating Weak DOA Signals Using Adaptive Grid Selection
In this work, we consider the problem of estimating the directions of arrival of far-field
sources im**ing on a sensor array using a computationally efficient approach. A novel …
sources im**ing on a sensor array using a computationally efficient approach. A novel …
Under-ice target echo time delay estimation using ℓp-norm based matched filter
In the ice-covered underwater environment of the Arctic area, impulsive noise is one of the
most challenging problems for target echo time-delay estimation (TDE) and severely …
most challenging problems for target echo time-delay estimation (TDE) and severely …
Time-updating the generalized sparse covariance-based estimator
In this paper, we present an online formulation of the generalized sparse covariance-based
estimator (SPICE). The estimator has the advantage of allowing full control over the sparsity …
estimator (SPICE). The estimator has the advantage of allowing full control over the sparsity …
Direction-of-arrival and power spectral density estimation using a single directional microphone
A method is proposed for estimating direction-of-arrival (DOA) and power spectral density
(PSD) of stationary point source signals using a single, rotating, directional microphone. By …
(PSD) of stationary point source signals using a single, rotating, directional microphone. By …
Toeplitz-based blind deconvolution of underwater acoustic channels using wideband integrated dictionaries
In this paper, we propose a blind channel deconvolution method based on a sparse
reconstruction framework exploiting a wideband dictionary under the (relatively weak) …
reconstruction framework exploiting a wideband dictionary under the (relatively weak) …
Auto-Calibration and 2D-DOA Estimation in UCAs via an Integrated Wideband Dictionary
In this paper, we present a novel auto-calibration scheme for the joint estimation of the two-
dimensional (2-D) direction-of-arrival (DOA) and the mutual coupling matrix (MCM) for a …
dimensional (2-D) direction-of-arrival (DOA) and the mutual coupling matrix (MCM) for a …