Search Results for author: Xu Zhan

Found 11 papers, 0 papers with code

Shadow-Oriented Tracking Method for Multi-Target Tracking in Video-SAR

no code implementations29 Nov 2022 Xiaochuan Ni, Xiaoling Zhang, Xu Zhan, Zhenyu Yang, Jun Shi, Shunjun Wei, Tianjiao Zeng

To avoid missed tracking, a detection method based on deep learning is designed to thoroughly learn shadows' features, thus increasing the accurate estimation.

Solving 3D Radar Imaging Inverse Problems with a Multi-cognition Task-oriented Framework

no code implementations28 Nov 2022 Xu Zhan, Xiaoling Zhang, Mou Wang, Jun Shi, Shunjun Wei, Tianjiao Zeng

Current methods obtain undifferentiated results that suffer task-depended information retrieval loss and thus don't meet the task's specific demands well.

Information Retrieval Retrieval

A Model-data-driven Network Embedding Multidimensional Features for Tomographic SAR Imaging

no code implementations28 Nov 2022 Yu Ren, Xiaoling Zhang, Xu Zhan, Jun Shi, Shunjun Wei, Tianjiao Zeng

To address that, we propose a new model-data-driven network to achieve tomoSAR imaging based on multi-dimensional features.

Compressive Sensing Decoder +1

Near-Field SAR Image Restoration Based On Two Dimensional Spatial-Variant Deconvolution

no code implementations21 Sep 2022 Wensi Zhang, Xiaoling Zhang, Xu Zhan, Yuetonghui Xu, Jun Shi, Shunjun Wei

To ease this restriction, in this work an image restoration method based on the 2D spatial-variant deconvolution is proposed.

Image Restoration Position

Complicated Background Suppression of ViSAR Image For Moving Target Shadow Detection

no code implementations21 Sep 2022 Zhenyu Yang, Xiaoling Zhang, Xu Zhan

The existing Video Synthetic Aperture Radar (ViSAR) moving target shadow detection methods based on deep neural networks mostly generate numerous false alarms and missing detections, because of the foreground-background indistinguishability.

Shadow Detection

Two Dimensional Sparse-Regularization-Based InSAR Imaging with Back-Projection Embedding

no code implementations21 Sep 2022 Xu Zhan, Xiaoling Zhang, Shunjun Wei, Jun Shi

First, to enhance the imaging quality, we propose a new imaging framework base on 2D sparse regularization, where the characteristic of scene is embedded.

Image Registration Vocal Bursts Valence Prediction

AETomo-Net: A Novel Deep Learning Network for Tomographic SAR Imaging Based on Multi-dimensional Features

no code implementations21 Sep 2022 Yu Ren, Xiaoling Zhang, Yunqiao Hu, Xu Zhan

To address them, in this paper, a novel imaging network (AETomo-Net) based on multi-dimensional features is proposed.

Rolling Shutter Correction

Constant-Time-Delay Interferences In Near-Field SAR: Analysis And Suppression In Image Domain

no code implementations21 Sep 2022 Xu Zhan, Xiaoling Zhang, Jun Shi, Shunjun Wei

To bridge this gap, in the first time, analysis and the suppression method of interferences in near-field SAR are presented in this work.

Shadow-Background-Noise 3D Spatial Decomposition Using Sparse Low-Rank Gaussian Properties for Video-SAR Moving Target Shadow Enhancement

no code implementations7 Jul 2022 Xiaowo Xu, Xiaoling Zhang, Tianwen Zhang, Zhenyu Yang, Jun Shi, Xu Zhan

Moving target shadows among video synthetic aperture radar (Video-SAR) images are always interfered by low scattering backgrounds and cluttered noises, causing poor detec-tion-tracking accuracy.

Shadow Detection

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