通过一个实例，说明此算法收敛速度较快。
It is shown from an illustrative example that the convergence rate of the algorithm is higher.
BP神经网络已广泛应用于许多领域，但标准BP算法收敛速度很慢。
BP neural network has been widely used in many fields. But the convergent speed of standard BP algorithm is too slow.
仿真结果显示，自然梯度算法比传统梯度算法收敛速度更快，分离效果更好。
Simulation results show that the natural gradient approach has faster convergence speed and better separation performance than the conventional gradient based algorithm.
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