High range resolution profile hrrp

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August undefined, 2024

WebRadar high resolution range profiles (HRRP) can represent abundant target structure signatures, which has found wide-spread applications. Recently, radar automatic target … WebA high-resolution range profile (HRRP) is a one-dimensional signature of an object. It is a representation of the time domain response of the target to a high-range resolution …

Intelligent radar HRRP target recognition based on CNN-BERT …

WebJan 12, 2024 · Radar automatic target recognition based on high-resolution range profile (HRRP) has become a research hotspot in recent years. The current works mainly focus on closed set recognition, where all the test samples are assigned to the training classes. However, radar may capture many unknown targets in practical applications, and most … WebMay 15, 2009 · Stepped frequency radar is a well known scheme to generate high range resolution profile (HRRP) of targets. Through appropriate radar parameter design, the … popping sound in wall electrical

Radar high‐resolution range profile recognition via …

WebAbstract Aiming at high-resolution radar target recognition, new convolutional neural networks, namely, Inception-based VGG (IVGG) networks, are proposed to classify and recognize different targets in high range resolution profile (HRRP) and synthetic aperture radar (SAR) signals. The IVGG networks have been improved in two aspects. WebSep 14, 2024 · A high-resolution range profile (HRRP) is the amplitude of the coherent summations of the complex time returns from target scatterers in each range cell, which represents the projection of the complex returned echoes from the target scattering centers onto the radar line-of-sight (LOS). WebApr 7, 2024 · high-profile: [adjective] attracting a lot of attention in newspapers, on television, etc. sharif of bridge fame

HPRF pulse Doppler stepped frequency radar SpringerLink

WebOct 18, 2001 · With an airplane, because its size is smaller than the resolution of conventional radar, it can be regarded as a 'point'. But to wideband radar, with a few hundred MHz bandwidth, the range resolution is smaller than a meter, and the airplane echoes of one impulse compose a high resolution range profile (HRRP), which includes target shape ... WebNov 9, 2024 · Conventional radar automatic target recognition (RATR) methods using High-Resolution Range Profile (HRRP) sequences require carefully designed feature extraction techniques and plenty of HRRP waveforms, which result in insufficient recognition rate and limit in real-time recognition. popping sound in shoulder no painWeb本发明属于雷达技术领域，公开了一种基于解耦表征变分自编码机的雷达HRRP目标识别方法，包括步骤：获取待训练雷达HRRP数据和待识别雷达HRRP数据，并进行预处理；构建编码器和解码器，共同组成解耦表征变分自编码机；对所述解耦表征变分自编码机进行训练；将预处理后的样本依次输入训练好的 ... popping sound in wrist then pain

"WebNov 7, 2024 · One of the radar high resolution range profile (HRRP) target recognition issues is the existence of noise interference, especially for the ground target. The … " - High range resolution profile hrrp

High range resolution profile hrrp

WebOct 1, 2010 · Introduction 1 High range resolution profile (HRRP) is a one-di- mensional measurement of target radar reflectivity along radar line-of-sight (LOS). It provides detailed structure information of ground moving targets for identification. WebNov 9, 2024 · Abstract: The problem of high range resolution profile (HRRP) estimation is considered in this paper. In particular, stepped frequency waveforms are devised to …

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WebAug 6, 2024 · Taking radar high resolution range profile (HRRP) as the object, the distance transformation and multi-target phenomena are further discovered. The proposed method achieves a flexible manipulation of target amplitude and phase. The relationship between the modulation parameters and HRRP feature is studied. WebRadar high-resolution range profile (HRRP) has received intensive attention from the radar automatic target recognition (RATR) community. Usually, complex HRRPs are not fully used for RATR but only their amplitude vectors, while the phase information of them is discarded due to the fact that the initial phase of a complex HRRP is strongly sensitive to target …

WebApr 1, 2024 · In this paper, several high-resolution range profile (HRRP) recognition approaches in radar sensor network (RSN) are investigated. First, we study HRRP target recognition in a radar. A decision rule based on the minimum resistor-average (MRA) distance criterion is established for HRRP sequence recognition.

WebA high range resolution profile (HRRP) is a good characteristic for radar target, and radar target recognition by using HRRP has been studied extensively. Target recognition by fusion the target features of multiple polarimetric directions is studied in this paper, the framework of multi-polarized HRRP classification by SVM ensemble is given ... WebRadar high-resolution range profile (HRRP) is the sum of projection vectors of the echoes received in the radial radar after the signals emitted by wideband radar are scattered by …

WebMay 12, 2024 · Abstract: As the one-dimensional projection of the echoes from scattering centers on a target along the radar line-of-sight, high range resolution profile (HRRP) has drawn great attention to automatic target recognition (ATR). Normally, features are extracted based on the strong scattering centers of HRRP. In recent years, several …

WebSep 6, 2024 · The high range resolution profile (HRRP) benefiting from the large available bandwidth makes it possible to separate the scattering points from each other. Therefore, many more advanced methods for the wideband radar have been proposed to extract finer and more accurate micro-motion features [ 17, 18, 19, 20, 21 ]. popping sound in shoulder when rotatingWebIn order to reflect the radar target characteristics of the physical structure better and increase radar target recognition rate, the spectrum range, energy accumulation zone … popping sound in spineWebHigh range resolution profile (HRRP) of a wide band radar is an effective technique for the discrimination of a group target, and it has been intensively investigated in the field of … sharif officeWebMay 23, 2008 · High resolution radar is an area of vigorous research and development in recent years. It is known that radar's range resolution is inversely proportional to its bandwidth. Therefore, the increase in bandwidth correspondingly improves the … popping sound lower backWebSep 22, 2024 · Abstract Stable and reliable feature extraction is crucial for radar high-resolution range profile (HRRP) target recognition. Owing to the complex structure of HRRP data, existing feature extraction methods fail to achieve satisfactory performance. This study proposes a new deep learning model named convolutional neural … popping sounds in chestWebHigh profile definition, a deliberately conspicuous manner of living or operating. See more. popping sounds from air conditionerWebJul 1, 2024 · In this paper, a target-attentional convolutional neural network (TACNN) combining the convolutional neural network (CNN) and attention mechanism is proposed for radar high-resolution range profile (HRRP) target recognition. popping sound in the ear