sea area ir background clutter 海域红外背景杂波
According to the statistic characteristics of IR background clutter, an improved spatial matched filter (SMF) is presented.
针对红外背景杂波的统计特性，提出了一种改进型的空间匹配滤波算法。
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。
The effective detection for point target in low SNR IR images is dependent greatly on the suppression of background clutter.
低信噪比条件下点目标的检测性能在很大程度上依赖于对红外背景杂波的抑制情况。
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