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基于注意机制的实时红外舰船检测

DOI: 10.11834/jig.20030387

Keywords: 计算机图象处理(520?6040),注意机制,舰船检测,红外,实时计算

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Abstract:

为了提高红外舰船图象检测的实时性,提出了一种基于多分辨率注意机制的红外舰船图象检测方法,该方法是利用注意机制来降低待处理数据量,并将注意过程分为“预注意”和“注意”两个阶段,同时采用非线性采样模型,在降低预注意分辨率的同时,使该方法能适应目标大小变化;检测时,将红外舰船图象中舰船发动机或烟囱所在的热区域作为“预注意”的特征,先将注意引导到感兴趣区域上,再在感兴趣区域内检测吃水线特征.实验证明,该方法能有效地提高红外舰船检测的效率,并对目标大小变化有一定的适应能力.

References

[1]  [2]Yamamoto H, Yeshurun Y, Levine M D. An active foveated vision system: attention mechanism and scan path covergence measures [ J ]. Computer Vision and Image Understanding,1996,68(1):50~65.
[2]  [4]Itti L, Koch C, Niebur E. A model of saliency-based visual attention for rapid scene analysis [ J]. IEEE Trans. PAMI,1998,20(11):1254~1259.
[3]  [6]Freese R L, Nel A L. Focus of attention in image understanding systems[A]. In: proc. of 1993 IEEE South African Syrup.Communications and Signal Processing[C]. Jan Smuts Airport,South Afica, USA,1993:80~84.
[4]  [8]Moon Y S, Zhang Tianxu, Zuo Zhengrong et al. Detection of sea surface small targets in infrared images based on multilevel filter and minimum risk bayes test[J]. Int. J. of Pattern Recognition & Artif. Intell. , 2000,14(7) : 907~918.
[5]  [1]Takacs B, Wechsler H. A dynamic and multiresolution model of visual attention and its application to facial landmark detection [J]. Computer Vision and Image Understanding, 1998,70(1):63~73.
[6]  [3]Burt P J. Attention mechanisms for vision in a dynamic world [A]. In: proc. 11thInt. Conf. Pattern Recognition[C]. Rome,Italy, 1998:977~987.
[7]  [5]Gallet O, Gaussier P, Cocquerez J P. A model of the visual attention to speed up image analysis[A]. In: proc. of Int. Conf.Image Processing [C]. Chicago, Illinois, USA, 1998 : 246~ 250.
[8]  [7]王岳环,汪国有,张天序.一种模块化多DSP实时图像处理系统[J].华中理工大学学报,2000,28(3):63~64.

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