The lights in the theatre began to dim and the show began.

戏院里的灯光暗下来了，表演开始了。

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Theory analysis and computer simulation show the improved SMF is a linear approach and it can extract dim target from IR background clutter effectively.

原理分析与实验结果表明，这是一种易于硬件实现，能有效抑制强起伏背景杂波的线性滤波方法。

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The experimental results show that the algorithm can effectively suppress heavy clutter background and reliably detect dim infrared targets when SCR is larger than 1.

实验表明，该方法能够有效地抑制强杂波背景，在SCR>1时，能可靠检测目标。

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The experimental results show that the proposed algorithm is robust and efficient for IR dim target detection.

实验结果表明，该方法能够稳健、有效地检测红外弱小目标。

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The experimental results show that the proposed algorithm is robust and efficient for IR dim target detection.

实验结果表明，该方法能够稳健、有效地检测红外弱小目标。

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