Then, the experiment results show that in all of four filtering methods, the open residue filtering method is the best for background drop.

实验结果表明：对于含有目标信息的起伏背景图像，背景对消的最佳滤波方法，应采用开余滤波法。

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Then, the experiment results show that in all of four filtering methods, the open residue filtering method is the best for background drop.

实验结果表明：对于含有目标信息的起伏背景图像，背景对消的最佳滤波方法，应采用开余滤波法。

youdao