Results 51 to 60 of about 164 (83)

A NUFFT Based Step-frequency Chirp Signal High Resolution Imaging Algorithm and Target Recognition Algorithm

Leida xuebao, 2015
Radar Automatic Target Recognition (RATR) is the key technique to be breaked through in the fuure development of intelligent weapon system. Compared to the 2-D SAR image target recognition, High Resolution Range Profile (HRRP) target recognition has the ...
Xiang Yin, Zhang Kai, Hu Cheng
doaj   +1 more source

Anti-Chaff Jamming Method of Radar Based on Real Dataset and Residual Attention Model

Sensors
As a typical and widely used passive jamming method, chaff clouds have a strong interference effect on radar that remains a significant challenge effectively to counteract.
Shuolei Li, Bin Liu, Lin Zhou, Jingping Liu   +3 more
doaj   +1 more source

A Novel Algorithm For Radar Target Feature Extraction

MATEC Web of Conferences, 2018
Due to the aspect sensitivity of High Resolution Range Profile (HRRP), traditional radar target recognition methods usually use average HRRP within some aspect region.
Limin Shen
doaj   +1 more source

An Efficient Kernel Optimization Method for Radar High-Resolution Range Profile Recognition

EURASIP Journal on Advances in Signal Processing, 2007
A kernel optimization method based on fusion kernel for high-resolution range profile (HRRP) is proposed in this paper. Based on the fusion of l1-norm and l2-norm Gaussian kernels, our method combines the different characteristics of them so that not ...
Zheng Bao, Hongwei Liu, Bo Chen
doaj   +1 more source

Physics-Guided Dual-Branch Fusion Model for High-Resolution Range Profile Target Recognition

Sensors
High-resolution range profile (HRRP) target recognition has advanced with deep learning, yet most existing methods rely primarily on data-driven feature extraction and still face challenges in physical interpretability and noise robustness.
Ziheng Xia, Mengdie Wu, Feng Xiao, Hongwei Liu   +3 more
doaj   +1 more source

Radar high resolution range profile target recognition based on time series forest [PDF]

Zhihui kongzhi yu fangzhen
In order to improve the recognition accuracy of radar targets and the recognition performance under incomplete angular domain data, a high resolution range profile (HRRP) recognition algorithm based on time series forest is proposed.
CHENG Weiyi, ZHANG Hongmin, HUANG Yan
doaj   +1 more source

Polarised HRRP scattering centre estimation via atomic norm minimisation

The Journal of Engineering, 2019
The combination of polarisation and high-resolution technology is a promising research direction for radar automatic target recognition. Fusing the polarisation information into the scattering centre model is able to refine the scattering structural ...
Haibo Liu, Ying Xi, Yanhua Wang, Yang Li, Tong Zhao   +4 more
doaj   +1 more source

Attention-Based Recurrent Temporal Restricted Boltzmann Machine for Radar High Resolution Range Profile Sequence Recognition

Sensors, 2018
The High Resolution Range Profile (HRRP) recognition has attracted great concern in the field of Radar Automatic Target Recognition (RATR). However, traditional HRRP recognition methods failed to model high dimensional sequential data efficiently and ...
Yifan Zhang, Xunzhang Gao, Xuan Peng, Jiaqi Ye, Xiang Li   +4 more
doaj   +1 more source

An Interpretable Target-Aware Vision Transformer for Polarimetric HRRP Target Recognition with a Novel Attention Loss

Remote Sensing
Polarimetric high-resolution range profile (HRRP), with its rich polarimetric and spatial information, has become increasingly important in radar automatic target recognition (RATR).
Fan Gao, Ping Lang, Chunmao Yeh, Zhangfeng Li, Dawei Ren, Jian Yang   +5 more
doaj   +1 more source