杂波跟踪的目的也就是从杂波背景环境中提取出上述的三种特征杂波，为恒虚警检测提供必要的背景数据，通过自动检测和恒虚警技术结合使用以保持在变化的杂波环境中获得可预测的检测性能和恒定虚警率。
In chapter three, we discuss non-linear filter designing used for pre-processing clutter in clutter tracking channel.
第三章介绍了用于杂波跟踪通道对杂波数据预处理的非线性滤波器设计。
参考来源 - PD雷达信号处理若干关键技术研究This paper introduces a clutter tracking technique which is to track clutter accurately and uprate the performance of CFAR for PD radar, the algorithm is based on analyzing the texture of clutter.
为了精确跟踪杂波，提高PD雷达的恒虚警检测性能，该文提出一种基于多重分形定义的雷达杂波跟踪技术。
参考来源 - 多重分形在杂波跟踪中的应用—《电脑知识与技术》—2008年第36期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
第四章研究了两种基于图像处理的杂波跟踪技术。
In Chapter four, the clutter tracking technique based on image processing is proposed.
为了提高在杂波环境下跟踪强机动目标的精度，提出了一种新的基于期望极大化(EM)算法的机动目标状态估计方法。
To improve the accuracy of tracking the complex maneuver target in cluttered environment, a new state estimation algorithm based on the expectation maximization (EM) algorithm is presented.
从仿真结果可以看出，在杂波环境下用IMM-PDAF进行机动目标跟踪，TS-MPWG跟踪门优于其它方法。
The simulation results suggest that: tracking maneuvering targets in cluttered environment with IMM-PDAF, gating via TS-MPWG is preferable to other methods.
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