一种单站纯方位跟踪中的非线性最小二乘方法

A Non-linear Least Square Method Applied in Single Platform Bearings-only Target Tracking

对纯方位跟踪问题进行了描述,通过建立模型,设计求解算法,提出了一种解纯方位跟踪问题的非线性最小二乘方法,并将它与解纯方位跟踪问题的线性最小二乘方法进行了比较与仿真分析。仿真结果表明,非线性最小二乘方法具有较高的估计精度,是一种有效的算法,对潜艇实施隐蔽探测与跟踪具有重要意义。

Descriptions were made about the bearings-only tracking problem.Based on model building and algorithm designing,a non-linear least square method was developed as a solution of the bearings-only tracking problem.Comparing was made between this method and a linear least square method.According to the result of the simulation,the non-linear least square method had higher precision.It can be of important significance for submarines to detect and tract the underwater target.