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杂波边缘    
相关语句
  clutter edge
    Performance analysis of OSGO-CFAR detector in K-distribution clutter edge
    OSGO-CFAR在K分布杂波边缘中的性能分析
短句来源
    Their detection performance in clutter edge region are analyzed and simulated by the MonteCarlo method.
    在精确跟踪杂波的条件下,该检测方法在杂波边缘区与传统的CA、GO-CFAR方法比较具有良好的抗杂波边缘特性,接近理想检测性能。
短句来源
    This paper first studies our nation's certain type of Radar's MGO-CFAR detector , mainly analyzing the detector's performance under homogeneous background, multiple targets situation and clutter edge situation.
    本论文首先对我国某型号雷达中的MGO-CFAR检测器进行分析论证,重点分析了MGO-CFAR检测器在均匀背景杂波、多目标环境和杂波边缘环境中的性能。
短句来源
    A new method of reducing speckle noise for SAR(synthetic aperture radar) image is proposed,which combines wavelet transform and adaptive Wiener filter based SAR image scene heterogeneity. It can better preserve clutter edge and point target.
    基于SAR(合成孔径雷达 )图像杂波结构 ,结合小波变换和自适应维纳滤波提出了一种新的抑制SAR图像相干斑噪声方法 ,该方法能够较好保留杂波边缘和点目标 .
短句来源
    The hybrid filter,which is composed of K nn filter and local entropy filter,has been used to get clutter edge detection. This scheme has been verified to be successful in several typical experiments.
    将局部熵滤波与K邻域滤波结合 ,构成混合型滤波器 ,经仿真实验 ,得到了满意的杂波边缘提取结果
短句来源
更多       
  clutter edge
    Performance analysis of OSGO-CFAR detector in K-distribution clutter edge
    OSGO-CFAR在K分布杂波边缘中的性能分析
短句来源
    Their detection performance in clutter edge region are analyzed and simulated by the MonteCarlo method.
    在精确跟踪杂波的条件下,该检测方法在杂波边缘区与传统的CA、GO-CFAR方法比较具有良好的抗杂波边缘特性,接近理想检测性能。
短句来源
    This paper first studies our nation's certain type of Radar's MGO-CFAR detector , mainly analyzing the detector's performance under homogeneous background, multiple targets situation and clutter edge situation.
    本论文首先对我国某型号雷达中的MGO-CFAR检测器进行分析论证,重点分析了MGO-CFAR检测器在均匀背景杂波、多目标环境和杂波边缘环境中的性能。
短句来源
    A new method of reducing speckle noise for SAR(synthetic aperture radar) image is proposed,which combines wavelet transform and adaptive Wiener filter based SAR image scene heterogeneity. It can better preserve clutter edge and point target.
    基于SAR(合成孔径雷达 )图像杂波结构 ,结合小波变换和自适应维纳滤波提出了一种新的抑制SAR图像相干斑噪声方法 ,该方法能够较好保留杂波边缘和点目标 .
短句来源
    The hybrid filter,which is composed of K nn filter and local entropy filter,has been used to get clutter edge detection. This scheme has been verified to be successful in several typical experiments.
    将局部熵滤波与K邻域滤波结合 ,构成混合型滤波器 ,经仿真实验 ,得到了满意的杂波边缘提取结果
短句来源
更多       
  clutter edges
    Under Swerling Ⅱ assumption ,the analytic expressions of P_(fa). P_d and ADT are derived for the detector. By comparison with other schemes ,the results show that the detection performance of MOSTM is improved both in homogenius background and in nonhomogenious environment caused by strong interfeting targets and clutter edges ,while the sample sorting time of MOSTM is less than half of hat of OS.
    在SwerlingII型目标假设下,推导出了它的P_(fa)、P_d和度量ADT的解析表达式,并与其它方案进行了比较,分析结果表明,MOSTM在均匀背影及多目标和杂波边缘引起的非均匀背景中,它的性能比OS和GOSCA获得了改善,并且它的样本排序时间还不到OS的一半。
短句来源
    It is shown that the detection performance of TMGO is superior to that of GOSGO or OSGO in both homogeneous background and nonhomogeneous environment caused by strong interfering targets and clutter edges, while the sample sorting time of TMGO is less than a half of that of OS.
    分析结果表明,它在均匀背景及多目标和杂波边缘引起的非均匀背景中的性能,均比GOSGO或OSGO获得了改善,并且它的样本排序时间还不到OS的一半。
短句来源
    Under the assumption of Swerling II target and Rayleigh distributed clutter model, the analytic expressions of Pfa ,Pd, ADT and the peak of false alarm rate at clutter edges are derived.
    在SwerlingⅡ型目标及瑞利杂波假设下,推导出了它的P_(fa)、P_d、ADT及杂波边缘虚警尖锋的数学解析表达式。
短句来源
    This paper proves that Ordered Statistic with Greatest Option CFAR(OSGO-CFAR) and Ordered Statistic with Smallest Option CFAR(OSSO-CFAR) are also of CFAR under homeomorphic independent K-distributed clutter background when the shape parameter is known. The performance of two detectors is analyzed against uniform clutter background, clutter edges and multiple target environments.
    该文证明了形状因子已知条件下OSGO-CFAR和OSSO-CFAR检测器在均匀统计独立的K分布杂波背景下具有恒虚警性能,分析了两种检测器在均匀杂波背景、杂波边缘和存在强干扰目标情况下的检测性能。
短句来源
    Compared to OS-CFAR, OSGO-CFAR has little additional detectability loss against uniform clutter background and multiple target environments, and it has improved control ability of false alarm against clutter edges.
    并与OS-CFAR进行了比较,结果表明OSGO-CFAR在均匀杂波背景和存在强干扰目标情况下带来的附加检测损失很小, 在杂波边缘具有更好的虚警控制能力。
短句来源
  clutter edge
    Performance analysis of OSGO-CFAR detector in K-distribution clutter edge
    OSGO-CFAR在K分布杂波边缘中的性能分析
短句来源
    Their detection performance in clutter edge region are analyzed and simulated by the MonteCarlo method.
    在精确跟踪杂波的条件下,该检测方法在杂波边缘区与传统的CA、GO-CFAR方法比较具有良好的抗杂波边缘特性,接近理想检测性能。
短句来源
    This paper first studies our nation's certain type of Radar's MGO-CFAR detector , mainly analyzing the detector's performance under homogeneous background, multiple targets situation and clutter edge situation.
    本论文首先对我国某型号雷达中的MGO-CFAR检测器进行分析论证,重点分析了MGO-CFAR检测器在均匀背景杂波、多目标环境和杂波边缘环境中的性能。
短句来源
    A new method of reducing speckle noise for SAR(synthetic aperture radar) image is proposed,which combines wavelet transform and adaptive Wiener filter based SAR image scene heterogeneity. It can better preserve clutter edge and point target.
    基于SAR(合成孔径雷达 )图像杂波结构 ,结合小波变换和自适应维纳滤波提出了一种新的抑制SAR图像相干斑噪声方法 ,该方法能够较好保留杂波边缘和点目标 .
短句来源
    The hybrid filter,which is composed of K nn filter and local entropy filter,has been used to get clutter edge detection. This scheme has been verified to be successful in several typical experiments.
    将局部熵滤波与K邻域滤波结合 ,构成混合型滤波器 ,经仿真实验 ,得到了满意的杂波边缘提取结果
短句来源
更多       

 

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  clutter edge
Again, the isolated target at range bin 150 is detected and the target at range bin 230 is masked by the clutter edge.
      
Figure 19 shows the loss in IF around the clutter edge scenarios of Figure 18, and show that the losses can be substantial.
      
Think about a weak edge at object boundary, or a strong clutter edge in the background.
      
  clutter edge
Again, the isolated target at range bin 150 is detected and the target at range bin 230 is masked by the clutter edge.
      
Figure 19 shows the loss in IF around the clutter edge scenarios of Figure 18, and show that the losses can be substantial.
      
Think about a weak edge at object boundary, or a strong clutter edge in the background.
      
  clutter edges
However, the false alarm rate performance of OSSO-CFAR(Constant False Alarm Rate) scheme at clutter edges is worsen with increasing the postdetection integrated pulses.
      
Notice that after learning, not only clutter edges are suppressed but also the correct edge polarities are recovered.
      
Output from a directional Gaussian edge detector shows that there are many clutter edges present as potential distractors.
      
We want to inhibit clutter edges and recover correct polarity.
      
  clutter edge
Again, the isolated target at range bin 150 is detected and the target at range bin 230 is masked by the clutter edge.
      
Figure 19 shows the loss in IF around the clutter edge scenarios of Figure 18, and show that the losses can be substantial.
      
Think about a weak edge at object boundary, or a strong clutter edge in the background.
      
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