Traditional Extended Kalman Filter (EKE) is suitable for constant parameter system, it will cause greater error or even filtering divergence if it is applied in maneuvering target tracking.

• 传统的推广卡尔曼滤波适用于定系统定参数的情况，如果运用到机动目标跟踪上会导致误差增大甚至滤波发散。