A Compact Dual-Polarized Vivaldi Antenna with High Gain for Tree Radar Applications

K Cheng, YH Lee, J Qian, D Lee, MLM Yusof, AC Yucel - Sensors, 2024 - mdpi.com
A dual-polarized compact Vivaldi antenna with high gain performance is proposed for tree
radar applications. The proposed design introduces an array configuration consisting of two …

Deep Learning-Augmented Stand-off Radar Scheme for Rapidly Detecting Tree Defects

J Qian, YH Lee, K Cheng, Q Dai… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
Tree defect detection is crucial for the structural health screening of trees. Existing
nondestructive testing (NDT) techniques for tree defect detection require time-consuming …

A Deep Learning-Based Imaging of Tree Interiors via a Standoff Radar System

BQ Huy, YH Lee, J Qian, K Cheng… - … on Antennas and …, 2024 - ieeexplore.ieee.org
This paper proposes a deep learning scheme for reconstructing the images of tree interiors
via a standoff radar configuration. The radar is used to collect the signals reflected from the …

A Bistatic Measurement Scheme for Revealing Signatures of Tree Defects in Radar B-Scans

K Cheng, YH Lee, J Qian, BQ Huy… - … on Antennas and …, 2024 - ieeexplore.ieee.org
This paper proposes a bistatic measurement scheme to reveal the signatures of tree defects
(eg cavities and decays) in radar B-scans. In this scheme, the transmitter and receiver are …

A Deep Learning-Based Framework for Estimating Tree Defect Parameters via a Stand-Off Radar

NT Dang, YH Lee, J Qian, K Cheng… - 2024 IEEE INC …, 2024 - ieeexplore.ieee.org
Radar has recently become highly preferable for detecting and imaging tree defects
(cavities/decays) within tree trunks. This paper proposes a framework for rapidly estimating …