猎户座星云,是一个1 350 000 000光年外的星体形成区域,图像由架设在智利帕拉纳山上世界最大天文望远镜Vista拍得。
The Orion Nebula, a stellar formation area located 1, 350 million light years away, is captured by the Vista telescope, the biggest in the world, at Paranal hill, Chile.
提出了利用图像局部最大熵进行区域增长的多目标分割方法。
A method of region growth based on maximum value of local entropy is developed.
本文的方法把整个烟支图像分成小区域,在每一个区域中综合考虑最大熵和区域灰度均值来得到最优的阈值。
The improved algorithm divides the whole image into areas and selects the optimum threshold for each area according to the maximum entropy threshold and mean.
其次,根据图像区域特性信息对滤波窗口再进行一次排除次最大和最小的操作。
Secondly, according to region-character information of image, an operation can reduce next-maximum and next-minimum filter window.
设计了一个先验密度惩罚图像当中分水线变换后的相似的区域,图像分割进而变成对目标子集的最大后验估计。
The segmentation problem is the maximizing a posteriori estimation of the set of object area result from the watershed labeled.
然后对图像中的表面缺陷进行区域标记,并详细分析了表面缺陷区域面积的计算方法,再利用最大缺陷区域面积比例来判定橡胶栓表面质量。
Then the maximal disfigurement of the surface was inspected by regional marking, and the ratio calculation of the surface was analyzed to check out the quality of the rubber bolt.
一种象征最大区域的有效区域图像被显示在有效区域图像显示器上。
A coverage area picture imaging a maximum area is displayed on a coverage area picture display.
该方法从遥感图像中选择与机密信息图像块最大相似区域,覆盖机密信息块,从而达到机密信息隐藏的目的。
The method selected the maximum region similar to secrete information image, and covered the secrete information block, thus hiding the secrete information.
针对图像融合中不同区域在融合中的不同作用,给出了图像区域熵的概念,在此基础上提出了一种基于最大区域熵值的图像融合方法。
According to the different functions of different regions during the process of fusion in the image fusion, the concept of image region entropy was put forward.
针对图像背景噪声强的特点,提出了一种基于感兴趣区域(ROI)的结构光条纹中心处理方法,即在ROI内用最大类间方差法进行阈值分割再用重心法进行细化。
Aim at removing the background noise in the large measuring range system (about 2m), a method which combines Otsu based on ROI and gray barycenter method is proposed.
针对图像背景噪声强的特点,提出了一种基于感兴趣区域(ROI)的结构光条纹中心处理方法,即在ROI内用最大类间方差法进行阈值分割再用重心法进行细化。
Aim at removing the background noise in the large measuring range system (about 2m), a method which combines Otsu based on ROI and gray barycenter method is proposed.
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