1) 1-D Histogram
一维直方图
2) two-dimensional histogram
二维直方图
1.
Thresholding using two-dimensional histogram and watershed algorithm in the luggage inspection system;
基于分水线算法的二维直方图阈值化分割在箱包DR-CT检测系统中的应用
2.
In the experiments,we employ a weighted two-dimensional histogram WFCM algorithm to improve the image segmentation effect,since it takes account of spatial relation.
实验利用了加权二维直方图的WFCM算法,考虑像素间的空间信息,改善了图像分割效果。
3.
Aimed at the problem that traditional fuzzy entropy thresholding method based on one dimensional histogram is sensitive to the noise,a novel maximum fuzzy entropy thresholding method based on two-dimensional histogram is presented.
针对基于一维直方图的传统模糊熵算法对噪声敏感的问题,提出了一种新的基于二维直方图的最大模糊熵图像分割算法。
3) 2-D histogram
二维直方图
1.
Image threshold segmentation method based on an improved 2-D histogram;
一种改进的二维直方图的图像阈值分割方法
2.
To realize automatic segmentation and build a 2-D histogram using 2-D entropy,traditional methods research the central gray value and mean value of pixels in the same neighbor.
建立二维直方图并借助二维熵可以自动确定图像分割的阈值。
4) 2D histogram
二维直方图
1.
Image segmentation of mean shift based on improved 2D histogram
一种改进的二维直方图均值漂移分割算法
2.
This paper studies the application of fuzzy c-means(FCM) clustering algorithm in the image segmentation,and a fast image segmentation method is presented based on a 2D histogram weighting FCM algorithm.
提出一种基于二维直方图加权的模糊c均值图像快速分割算法。
3.
A two phased thresholding method is proposed which combines the wavelet transform (WT) with the traditional 2D histogram based thresholding method.
该方法首先对二维直方图进行小波分解,得其低频分量,然后在此低频分量上确定出门限矢量的范围,最后在此范围内确定出精确的门限矢量。
5) 3D histogram
三维直方图
1.
3D histogram based Fisher criterion function for image segmentation;
基于三维直方图的Fisher评价函数图像分割方法
6) two dimensional histogram
二维直方图
1.
A novel image enhancement technique suitable for low light level image, dualistic sub image enhancement based on two dimensional histogram analysis and histogram equalization, is presented.
提出了基于二维直方图分析的二元子图微光图像增强处理算法 。
2.
To remedy this problem, a new method for color segmentation based on two dimensional histogram is prosented, which can be used to accurately segment and merge colors for color images in some CAD systems.
对此,本文提出了基于二维直方图的颜色分割新方法,实现了一些CAD系统图像颜色的准确分割和归并。
补充资料:直方图
分子式:
CAS号:
性质:是一种直观地表示数据统计分布特性的图示方法。将一组依数值大小顺序排列的测量数据,按一定组距细分为若干组,以出现在各分组的频数和频率为纵坐标,以分组的组界值为横坐标画成的矩形分布图,便是频数和频率直方图。直方图各矩形的频数之和等于测量值的总数,直方图各矩形的频率之和等于l。用直线连接频数和频率直方图各矩形上方的中点得到的曲线,相应得到频数和频率曲线。当测量值的数目足够的多,分组的组距非常小,频数和频率曲线变成平滑的曲线,所得到的平滑曲线,相应称为频数分布曲线和频率分布曲线。
CAS号:
性质:是一种直观地表示数据统计分布特性的图示方法。将一组依数值大小顺序排列的测量数据,按一定组距细分为若干组,以出现在各分组的频数和频率为纵坐标,以分组的组界值为横坐标画成的矩形分布图,便是频数和频率直方图。直方图各矩形的频数之和等于测量值的总数,直方图各矩形的频率之和等于l。用直线连接频数和频率直方图各矩形上方的中点得到的曲线,相应得到频数和频率曲线。当测量值的数目足够的多,分组的组距非常小,频数和频率曲线变成平滑的曲线,所得到的平滑曲线,相应称为频数分布曲线和频率分布曲线。
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