介质阻挡放电灰度直方图的高斯混合概率模型的研究.pdfVIP

第33 卷 第1 期 中 国 电 机 工 程 学 报 Vol.33 No.1 Jan.5, 2013 2013 年1 月5 日 Proceedings of the CSEE ©2013 Chin.Soc.for Elec.Eng. 179 0258-8013 (2012) 01-0179-09 TM 15 A 470 40 文章编号： 中图分类号： 文献标志码： 学科分类号： ⋅ 介质阻挡放电灰度直方图的高斯混合概率模型研究 吴云飞，叶齐政，陈田，谭丹 (强电磁工程与新技术国家重点实验室(华中科技大学) ，湖北省 武汉市 430074) Study on Gaussian Mixture Model of the Gray Level Histogram of Dielectric Barrier Discharge WU Yunfei, YE Qizheng, CHEN Tian, TAN Dan (State Key Laboratory of Advanced Electromagnetic Engineering and Technology (Huazhong University of Science and Technology), Wuhan 430074, Hubei Province, China) ABSTRACT: The requirement of the uniformity of dielectric histogram (GLH); Gaussian mixture model; modeling; barrier discharge (DBD) used in the industry is much different classification from that in the laboratory, the uniform discharge in a long 摘要：工业生产中对介质阻挡放电(dielectric barrier time-scale may meet the needs of some industrial applications. discharge ，DBD)均匀性的要求与实验室存在明显不同，较 A gray probability model based on the Gaussian mixture model 大时间尺度上实现的均匀放电在实际应用中也具有重要价 was proposed to identify the filamentary and uniform DBD 值。基于高斯混合模型，提出一种能够较为准确地识别丝状 accurately, the parameters of the model were estimated by