Research on imaging of scenario and moving targets detection by airborne synthetic aperture radar;
运动目标检测是计算机视觉、视频处理等应用领域的重要研究内容。
Dim and small moving targets detection of IR sequence images is a key technique for the IR detection and tracking, alarming, guiding system.
红外弱小目标检测技术是红外搜索与跟踪、红外预警、红外制导等防御和武器系统中的核心技术之一。
Moving targets detection and tracking in video sequences is one of the hotspots that having been widely researched in computer vision and image processing fields.
视频图像序列中运动目标的检测与跟踪是计算机视觉和图像处理领域广泛研究的热点之一。
At last the concept of distributed microsatellites is introduced and some methods of moving targets detection and imaging based on distributed microsatellites are discussed.
最后,对分布式小卫星的概念进行了介绍,讨论了基于分布式小卫星的运动目标检测与成像方法。
The dissertation focuses on three aspects, that is, Synthetic Aperture Radar imaging algorithms, Synthetic Aperture Radar high resolution imaging, moving targets detection and imaging.
本文的主要工作集中在合成孔径雷达成像算法研究,合成孔径雷达高分辨成像处理,以及运动目标的检测与成像处理三个方面。
Since K-Band frequency is 2.5 times higher than X-Band, the multipath signal generated by an intruder is also 2.5 times higher, vastly improving detection of slow and fast-moving targets.
因为K波段比x波段高2.5倍,由干扰产生的多信道信号频率也要高2.5倍,这极大改善了对慢速和快速移动目标的探测。
The MTD (moving target detection) radar is widely used in detecting motive targets under the background of strong clutter, and most of its performances receive more and more attentions.
动目标检测(MTD)雷达作为一种被广泛用于强杂波背景下检测运动目标的雷达,其各项性能越来越受关注。
In processing the dynamic images, occlusion detection and tracking of moving targets in an image sequence are very significant and difficult problems.
图像序列中运动目标的遮挡检测和处理是目前在动态图像处理时经常碰到,且比较难于解决的问题。
A new detection method for moving dim small targets in infrared image sequences is presented.
提出了一种红外图像序列中运动弱小目标检测的新方法。
The detection of small moving targets in infrared image sequences is one of the critical technologies of infrared Search and Tracking System (IRST).
红外序列图像运动小目标检测技术,是红外搜索与跟踪系统的一项核心技术,也是现代研究领域的一大难题。
In order to solve the problem of detecting moving small targets in low-contrast infrared image sequences, a new detection method based on multilevel filter is proposed.
为了解决低对比度红外序列图像中运动小目标的检测问题,提出了一种基于多级滤波的检测方法。
This method features significant clutter cancellation and can perform the detection, radial velocity estimation and relocation of moving targets masked by ground clutters.
这种检测方法具有良好的杂波对消性能,能够完成被地面背景杂波掩盖的运动目标的检测、测速及定位。
Moving point targets detection in image sequences always be the emphasis and difficulty in the field of targets detection and identification.
图像序列中运动点目标的检测一直是目标检测与识别领域中的重点和难点。
Aiming at channel errors and motion errors appearing in the tri-channel SAR-GMTI, a method of detection and positioning for the moving ground targets is presented based on the error calibration.
针对机载三通道SAR-GMTI存在通道误差、运动误差等情况,提出了一种基于误差校正的SAR图像域动目标检测和定位方法。
By the process of moving area detection, yawp elimination, object detection based on connected region label, shadow elimination, the whole vehicle targets area is obtained.
通过运动区域检测、噪声去除、连通单元标记、目标提取、阴影检测等处理,能获取完整的车辆目标区域。
A small moving target detection method based on the eight close area judgement is proposed according to the signatures of the small moving targets in air infrared images.
针对空中红外图像中运动小目标的特征,提出了一种基于八邻域判决的运动小目标检测方法。
In view of the limitation existing in detecting moving point targets in complex background, a new detection method with detailed theory based on spatiotemporal image is presented.
针对复杂背景下运动点目标检测方法存在的局限性,提出从时间空间角度检测运动目标的方法。
This paper presents a new method for the detection of moving targets from image sequence based on high-er-order cumulants.
文章提出一种基于高阶累积量的序列图象运动目标检测方法。
Experimental results show that the algorithm has an invariant property with respect to the shift, scale and rotation of the moving target in the continuing detection of moving targets.
通过实验结果可以看出,该算法不仅能适应复杂多样的背景环境,而且对运动目标的连续检测能力具有位移不变、伸缩不变和旋转不变的特性。
Based on deep summarize and analysis of existing detection method about moving targets, the paper focuses on the detection of abandoned objects when video camera is fixed.
本文在深入总结和分析现有运动目标检测方法的基础上,重点研究了摄像机固定情况下遗留物的检测。
The detection of moving targets in image sequences is one of the critical technologies of target search and tracking systems.
序列图像运动目标检测技术是目标搜索与跟踪系统的一项核心技术。
A least-squares method of estimating the frequency of the target with strong sidelobe to handle the adverse influence of such targets on moving target detection is presented.
针对强旁瓣目标对运动目标检测的不利影响,提出了一种有效估计强旁瓣目标频率的最小二乘方法。
A combination method based on secondary mixing and MTD (Moving target detection) processing is proposed for high-speed targets detection in linear frequency-modulated continuous wave (LFMCW) radar.
针对LFMCW雷达高速运动目标的检测问题,本文提出了一种二次混频与MTD处理相结合的方法。
A fusion detection method that detects moving targets in infrared image sequences under clouds and sky background is proposed.
针对云天背景下的红外运动弱小目标,提出了一种融合检测的方法。
It can be used as adaptive control of video signal. These real-time processing system contain real-time noise reduction, realtime detection of moving targets, edge detection and others.
该噪声值可以用于视频降嗓器、运动目标检测和图像边缘检测等实时系统,对视频信号进行自适应处理。
The detection of moving weak and small targets in IR sequences is discussed and studied finally, based on a neighborhood judging method.
针对红外运动弱小目标,本文提出了基于邻域判决的红外运动弱小目标检测方法。
Carried forward the merit of SAR, InSAR can create high resolution DEM and accomplish change detection, such as slow-moving targets or subtle shift of the earth's surface.
它既继承了SAR的全天候、大范围、有一定穿透能力等优点,又具有对目标三维地貌进行高精度成像、对目标地面的慢速动目标和地壳微小移动作高精度检测等的能力。
Carried forward the merit of SAR, InSAR can create high resolution DEM and accomplish change detection, such as slow-moving targets or subtle shift of the earth's surface.
它既继承了SAR的全天候、大范围、有一定穿透能力等优点,又具有对目标三维地貌进行高精度成像、对目标地面的慢速动目标和地壳微小移动作高精度检测等的能力。
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