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改进的大津法在烟草害虫图像分割中的应用

Journal of Zhongyuan University of Technology(2020)

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Abstract
为准确识别烟草害虫图像,将目标图像从背景图像中分割出来,利用粒子群算法对常用于图像分割的大津法(OTSU)进行优化,以减少OTSU对像素点遍历的时间,加快运算速度.以采集的烟蚜图像为例,采用粒子群优化的OTSU对图像进行分割.仿真结果表明,该方法能够更快速、更准确地实现烟草害虫图像分割,并且分割后图像能够很好地保留害虫的触角、翅、肢体等细节信息,为后续害虫特征提取及害虫识别奠定了基础.
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