Results 21 to 30 of about 372 (177)

Radar HRRP Target Recognition Based on Dynamic Learning with Limited Training Data

Remote Sensing, 2021
For high-resolution range profile (HRRP)-based radar automatic target recognition (RATR), adequate training data are required to characterize a target signature effectively and get good recognition performance.
Jingjing Wang, Zheng Liu, Rong Xie, Lei Ran   +3 more
doaj   +2 more sources

Limited Sample Radar HRRP Recognition Using FWA-GAN

Remote Sensing
In radar High-Resolution Range Profile (HRRP) target recognition, the targets of interest are always non-cooperative, posing a significant challenge in acquiring sufficient samples. This limitation results in the prevalent issue of limited sample availability. To mitigate this problem, researchers have sought to integrate handcrafted features into deep
Yiheng Song, Liang Zhang 0035, Yanhua Wang   +2 more
openaire   +3 more sources

Radar Target Recognition Based on Semiparametric Density Estimation of SLC

Leida xuebao, 2012
In order to solve the problem of the decline of accuracy when using the nonparametric method—Stochastic Learning of the Cumulative (SLC) to estimate the density of High-Resolution Range Profile (HRRP) in radar target recognition under the condition that ...
Cui Shan-shan, Zhou Jian-jiang, Zhu Jie-hao   +2 more
doaj   +2 more sources

Time-Frequency Analysis and Target Recognition of HRRP Based on CN-LSGAN, STFT, and CNN

Complexity, 2021
Aiming at the problem of radar target recognition of High-Resolution Range Profile (HRRP) under low signal-to-noise ratio conditions, a recognition method based on the Constrained Naive Least-Squares Generative Adversarial Network (CN-LSGAN), Short-time ...
Jianghua Nie, Yongsheng Xiao, Lizhen Huang, Feng Lv   +3 more
doaj   +2 more sources

Small Sample Target Recognition Based on Radar HRRP and SDAE-WACGAN

IEEE Access
The high resolution range profile (HRRP) of radar targets is commonly used for target recognition, and the recognition of non-cooperative targets is one of the urgent problems to be solved in radar target recognition. In order to address the noise impact
Jianguo Yin, Wen Sheng, He Jiang
doaj   +2 more sources

Radar High-Resolution Range Profile Ship Recognition Using Two-Channel Convolutional Neural Networks Concatenated with Bidirectional Long Short-Term Memory

Remote Sensing, 2021
Radar automatic target recognition is a critical research topic in radar signal processing. Radar high-resolution range profiles (HRRPs) describe the radar characteristics of a target, that is, the characteristics of the target that is reflected by the ...
Chih-Lung Lin, Tsung-Pin Chen, Kuo-Chin Fan, Hsu-Yung Cheng, Chi-Hung Chuang   +4 more
doaj   +2 more sources

SDRnet: A Deep Fusion Network for ISAR Ship Target Recognition Based on Feature Separation and Weighted Decision

Remote Sensing
Existing methods for inverse synthetic aperture radar (ISAR) target recognition typically rely on a single high-resolution radar signal type, such as ISAR images or high-resolution range profiles (HRRPs).
Jie Deng, Fulin Su
doaj   +2 more sources

Adaptive soft threshold transformer for radar high‐resolution range profile target recognition

IET Radar, Sonar & Navigation
Radar High‐Resolution Range Profile (HRRP) has great potential for target recognition because it can provide target structural information. Existing work commonly applies deep learning to extract deep features from HRRPs and achieve impressive ...
Siyu Chen, Xiaohong Huang, Weibo Xu
doaj   +2 more sources

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   +2 more sources

Radar High-resolution Range Profile Target Recognition Based on Attention Mechanism and Bidirectional Gated Recurrent

Leida xuebao, 2019
To address the problem of radar High-Resolution Range Profile (HRRP) target recognition, traditional methods only consider the envelope information of the sample and ignore the temporal correlation between the range cells.
LIU Jiaqi, CHEN Bo, JIE Xi
doaj   +2 more sources