基于广义调和均值距离的图像分割新算法.pdfVIP

计算机工程与应用 ， （ ） 187 Computer Engineering and Applications 2009 45 15 基于广义调和均值距离的图像分割新算法 吴成茂 WU Cheng-mao 西安邮电学院电子与信息工程系，西安 710121 ， ’ ， ’ ， Department of Electronics and Information Engineering Xi an Institute of Post and Telecommunications Xi an 710121 China ： E-mail wuchengmao123@ WU Cheng-mao.New image segmentation algorithm based on generalized harmonic mean distance.Computer Engineering ， ， （）： and Applications 2009 45 15 187-190. ： ’ Abstract The new image segmentation algorithm based on generalized harmonic mean distance is proposed.The Otsu s thresh－ ， olding method is a kind of representative image thresholding segmentation algorithm and it has widely applied in image segmen－ ， tation field by reason of its many characteristics such as computing simplicity fast speed and performance stability.The traditional ’ Otsu s thresholding method is a kind of minimum variation thresholding algorithm based on Euclidean distance and is devoid of robust performance in image segmentation because of Euclidean distance without adjustable parameter.This paper first replaces the ’ Euclidean distance in Otsu s thresholding segmentation method with the generalized harmonic mean distance and obtains a kind ， of new robust image segmentation algorithm then the method of choosing its optimal parameter in new segmentation algorithm is