Numerical analysis and simulations show that this algorithm reduces the computational complexity significantly for the estimation of large frequency offset while maintains a good performance.

理论分析和仿真表明该算法在保证估计精度的同时，可显著降低大频偏估计的计算复杂度。

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It does not cause any computational complexity to use this algorithm and it is of value to practical applications.

同时，用有序修正法不会引起计算上复杂性，因而具有实际应用价值。

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A automatic face detection and tracking algorithm is presented, which is of very low computational complexity and is rather robust to image content.

给出了一种运算量低、鲁棒性好的人脸自动识别和跟踪算法。

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