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基于区域分割的噪声抑制及红外目标检测

Keywords: 复杂噪声,自适应滤波,全域运动,集成检测,目标检测

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Abstract:

提出一种新的基于区域分割与邻域梯度差平方累积最小(MCSE)原则的自适应滤波算法.该算法对各种加性、乘性噪声的滤波性能优异且均衡,适合滤除图像序列中的复杂噪声.滤波后,采用改进光流方程算法(OFE)估计图像序列的运动场,为避免传统算法在图像补偿时引入的误差,本文直接对运动场进行全域运动补偿,然后在运动场中引入一种新的集成检测算法对微小目标的运动矢量进行检测.理论分析及试验表明,在复杂噪声干扰下,本算法依然能够在具有全域运动的图像序列中检测微小目标.

References

[1]  Hiral T, Sasakawa K, Kuroda S, et al. Detection of small moving object by optical flow [C]. IEEE Pattern Recognition, Conference B: Pattern Recognition Methodology and Systems, Proceeding, 11th IAPR International Conference, 1992,2:474-478.
[2]  Grenander U, Srivastava A. Probability models for clutter in natural images[J]. IEEE Trans. On Pattern Analysis and Machine InteUigence ,2001,2,3( 1 ) :424-429.
[3]  Leonov S. Nonparametric methods for clutter removal [J]. IEEE Trans. On Aerospace and Electronic Systems,2001,37 (3) :832-847.
[4]  Askar H, Li Xiaofeng, Li Zaiming. Backgroundclutter suppression and dim moving point targes detection using non-parametric method [C]. IEEE International Conference on Communications, Circuits and Systems, Chengdu, China, 2002,982-986.
[5]  明英 蒋晶珏.基于Cauchy分布的红外视频运动目标检测[J].红外与毫米波学报,2008,27(1):65-71.
[6]  Yu N, Wu C Y, Li F M, et al. Morphological neural networks for automatic target detection by simulated annealing learning algorithm [J]. Science in China, 2003,46 ( 4 ) : 262-288.
[7]  Leung H, Dubash N, Xie N. Detection of small objects in- Clutter using a GA-RBF neural network [J]. IEEE Trans. On Aerospace and Electronic System, 2002,38 ( 1 ) : 98- 118.
[8]  常洪花 张建奇 李勇.背景杂波对经典人眼目标获取性能模型的修正[J].红外与毫米波学报,2005,24(6):450-454.
[9]  吴宏刚 李晓峰 陈跃斌 等.空间自适应杂波分类抑制与弱小运动目标检测[J].红外与毫米波学报,2006,25(4):301-305.
[10]  罗军辉 姬红兵 刘靳.一种基于空间滤波的红外小目标检测算法及其应用[J].红外与毫米波学报,2007,26(3):161-164.
[11]  Kearney J K, Thompson W B, Boley D L. Optical flow estimation:An error analysis of gradient-based methods with local optimization [C]. IEEE Trans. PAMI, 1987,9:229-244.
[12]  Shi R, Li Z M. The optical flow estimation with displacement compensation for High-speed motion [C]. IEEE ICCCAS,2002,1:595-599.

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