pgf meaning in English

传播几何因子
前列腺素

Petrochemistry and ore potentiality of the mafic - ultramafic rocks in the yangliuping cu - ni - pgf mine , sichuan province
超镁铁质岩型铜镍矿床成矿条件与找矿远景分析
Taking the key scientific and technological project of henan province “ the development of the binocular vision surveillance system ” and henan innovation project for university prominent research talents “ the distributed image segmentation based on the pgf and fuzzy technology ” as the research background , this thesis devotes main efforts to the research of some problems of the face recognition ( especially the problem of the eyes location ) , mainly including : ( 1 ) considering the eyes location in gray image with complex background , an improved method of human eyes location is presented based on the threshold
本文以河南省自然科学基金攻关项目“双目视觉监控系统研制”和河南省高校杰出科研人才创新工程项目“基于pgf和模糊技术的分布式图像分割”为依托,对人脸识别中的若干问题,特别是人眼定位,进行研究。主要工作归纳如下:第一,针对复杂背景下灰度人脸图像中人眼定位的问题,本文提出了一种改进的基于阈值的人眼定位算法。