Extended Kalman Filter have been widely used in moving vehicle state estimation, and have obtained good result.The Extended Kalman Filter algorithm, and its improved methods have been reviewed in this paper.%扩展卡尔曼滤波在行驶车辆状态估计中有着广泛的应用,并取得良好的效果;本文就扩展卡尔曼滤波算法及其改进方法的应用等进行了综合性阐述.
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