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Local trajectory parameters estimation and detection of moving targets in Rayleigh noise

机译:瑞利噪声中局部轨迹参数估计和运动目标检测

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摘要

The problem of detection of moving targets and estimation of local trajectory parameters based on the analysis of sensor data in the form of two-dimensional image is considered. In accordance with the target and sensor models, probability distribution of noise at the output of the detector is Rayleigh distribution, while probability distribution of signal is Rice distribution. Two trajectory parameters estimation techniques are considered: ordinary least squares and Hough transform. A detection stage based on the integration of an input signal along estimated trajectory is proposed. Statistical modeling was performed and detection characteristics were obtained.
机译:考虑了基于二维图像形式的传感器数据分析的运动目标检测和局部轨迹参数估计问题。根据目标和传感器模型,检测器输出处的噪声概率分布为瑞利分布,而信号的概率分布为莱斯分布。考虑了两种轨迹参数估计技术:普通最小二乘法和霍夫变换。提出了一种基于输入信号沿估计轨迹的积分的检测级。进行统计建模并获得检测特性。

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