2 citations · 2 across the 1 of their papers we have counts for
5 papers
Multidimensional Variational Line Spectra Estimation
Qi Zhang, Jiang Zhu, Ning Zhang +1
The fundamental multidimensional line spectral estimation problem is addressed utilizing the Bayesian methods. Motivated by the recently proposed variational line spectral estimati…
Grid-less Variational Direction of Arrival Estimation in Heteroscedastic Noise Environment
Qi Zhang, Jiang Zhu, Yuantao Gu +1
Horizontal line arrays are often employed in underwater environments to estimate the direction of arrival (DOA) of a weak signal. Conventional beamforming (CB) is robust but has wi…
Matrix Completion from Quantized Samples via Generalized Sparse Bayesian Learning
Jiang Zhu, Zhennan Liu, Qi Zhang +2
The recovery of a low rank matrix from a subset of noisy low-precision quantized samples arises in several applications such as collaborative filtering, intelligent recommendation…
Gridless Line Spectral Estimation with Multiple Measurement Vector via Variational Bayesian Inference
Qi Zhang, Jiang Zhu, Peter Gerstoft +2
Line spectral estimation (LSE) from multi snapshot samples is studied utilizing the variational Bayesian methods. Motivated by the recently proposed variational line spectral estim…
Grid-less Variational Bayesian Inference of Line Spectral from Quantized Samples
Jiang Zhu, Qi Zhang, Xiangming Meng
Efficient estimation of line spectral from quantized samples is of significant importance in information theory and signal processing, e.g., channel estimation in energy efficient…