A robust and efficient algorithm for coprime array adaptive beamforming

C Zhou, Y Gu, S He, Z Shi - IEEE Transactions on Vehicular …, 2017 - ieeexplore.ieee.org
Coprime array offers a larger array aperture than uniform linear array with the same number
of physical sensors, and has a better spatial resolution with increased degrees of freedom …

Direction-of-arrival estimation with coarray ESPRIT for coprime array

C Zhou, J Zhou - Sensors, 2017 - mdpi.com
A coprime array is capable of achieving more degrees-of-freedom for direction-of-arrival
(DOA) estimation than a uniform linear array when utilizing the same number of sensors …

Coprime array adaptive beamforming with enhanced degrees-of-freedom capability

C Zhou, Z Shi, Y Gu - 2017 IEEE Radar Conference …, 2017 - ieeexplore.ieee.org
In this paper, we propose a novel coprime array adaptive beamforming algorithm based on
virtual array spatial spectrum estimation to enhance the degrees-of-freedom (DOFs) …

Coarray interpolation-based coprime array DOA estimation via covariance matrix reconstruction

C Zhou, Z Shi, Y Gu, YD Zhang - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
Coprime arrays are capable of achieving an increased number of degrees-of-freedom by
operating the coarray signals. However, their non-uniform coarrays prevent the full utilization …

Toeplitz matrix reconstruction of interpolated coprime virtual array for DOA estimation

X Fan, C Zhou, Y Gu, Z Shi - 2017 IEEE 85th Vehicular …, 2017 - ieeexplore.ieee.org
A coprime array enables an increased number of degrees-of-freedom by deriving a non-
uniform virtual array. However, existing work such as spatial smoothing fails to utilize all of …

Real-time cooperative analytics for ambient noise tomography in sensor networks

M Valero, F Li, S Wang, FC Lin… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
The transformative integration of sensor networks and geophysical imaging techniques
enables the creation of a system to monitor and analyze seismic data in real time as well as …

Toward creating a subsurface camera

W Song, F Li, M Valero, L Zhao - Sensors, 2019 - mdpi.com
In this article, the framework and architecture of a Subsurface Camera (SAMERA) are
envisioned and described for the first time. A SAMERA is a geophysical sensor network that …

A gossip learning approach to urban trajectory nowcasting for anticipatory ran management

MA Dinani, A Holzer, H Nguyen… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In future radio access networks, machine learning (ML) based strategies for short-term
forecasting of vehicular trajectories will be key for anticipatory resource allocation and …

Privacy-preserving distributed analytics in fog-enabled IoT systems

L Zhao - Sensors, 2020 - mdpi.com
The Internet of Things (IoT) has evolved significantly with advances in gathering data that
can be extracted to provide knowledge and facilitate decision-making processes. Currently …

Underdetermined DOA estimation of quasi-stationary signals using a partly-calibrated array

B Wang, W Wang, Y Gu, S Lei - Sensors, 2017 - mdpi.com
Quasi-stationary signals have been widely found in practical applications, which have time-
varying second-order statistics while staying static within local time frames. In this paper, we …