【分形理论及其在图像特徵提取与目标检测中的应用】薛东辉.pdf

DissertationSubmittedto thcAcadcmic Degrecs Evaluation Commitcc of H.U.S.T.for theDegree ofDoctor of PhilosophyinEngineering FRACTALTHEORYANDITS APPLICATIONINIMAGEFEATURE EXTRACTIONANDTARGET DETECTION Ph.D.Candidate:Xue Donghui Supervisor:Prof.ZhuYaoting Ass.Supervisor:Prof.

摘要本论文对分形理论及其在图象特征提取和目标检测中的应用进行了深人的研究全文共分八章,第一章为绪论,阐述了本学位论文的研究背景和意义,简要地介绍了有关分形的基本理论,并对分形理论在图象处理中的应用进行了综述,最后指出了本论文的主要工作.第二章对分数布朗运动的非平稳性进行了深人的研究,证明了非平稳的分数布朗运动通过广义带通滤波器的输出为一平稳随机过程的一般结论,从而由频域分析出发,将分数布朗增量随机场模型与分数布朗子波随机场模型统一起来.

bascdonfractalisintroducedintotheimagefeatureextraction.Hereaccordingtothefractal power relationship between the image surface area and the scale,a texture edge enhancement operator based on multiscale fractal surface measure is derived and the performance comparisonismade for twooperators,one ofwhi