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binaryops
- Descr iption: A faster implementation of binary dilation and erosion. Our functions take advantage of MATLAB s decomposition of the structuring element but they may result much faster. Try to run example.m to see the speed improvement factor, c
yueguang
- 分而治之方法还可以用于实现另一种完全不同的排序方法,这种排序法称为快速排序(quick sort)。在这种方法中, n 个元素被分成三段(组):左段l e f t,右段r i g h t和中段m i d d l e。中段仅包含一个元素。左段中各元素都小于等于中段元素,右段中各元素都大于等于中段元素。因此l e f t和r i g h t中的元素可以独立排序,并且不必对l e f t和r i g h t的排序结果进行合并。m i d d l e中的元素被称为支点( p i v o t )。图1 4
Graphics
- 一个计算机图形学相关的程序源代码,含二维线画图元、二维线填充图元、线段裁切、多边形裁切、二维图形变换、三维图形变换、凸多面体的建模、透视投影,隐藏面的消除及基本图形变换(平移、旋转、缩放)、曲线移动、曲线清除等 -A computer graphics-related source code, with two-dimensional line drawing element, two-dimensional line fill pixel, line cutting, polygonal
EmdL1_v2
- NOTES: 1. This implemention borrowed some basic framework from Rabner s original EMD code. 2. Histogram matrices are assumed to be arranged in the "matlab" style, i.e, the [i,j,k]-th element is located in the position i*(n2*n3) + j*(n3
KLtransform
- (1)应用9×9的窗口对上述图象进行随机抽样,共抽样200块子图象; (2)将所有子图象按列相接变成一个81维的行向量; (3)对所有200个行向量进行KL变换,求出其对应的协方差矩阵的特征向量和特征值,按降序排列特征值以及所对应的特征向量; (4)选择前40个最大特征值所对应的特征向量作为主元,将原图象块向这40个特征向量上投影,所获得的投影系数就是这个子块的特征向量。 (5)求出所有子块的特征向量。 -(1) the application of 9 × 9 window
computergraphic
- 计算机图形学要求的全部操作,基本图元以及相应的平移,旋转等-Computer graphics require the full operation, the basic element and the corresponding translation, rotation, etc.
kirsch
- Krish 算子是基于特定方向的微分来检测边缘。它先辨认像素为可能的边缘元素,再给它赋予预先定义的若干个方向之一-Krish operator based on the specific direction to detect the edge of the differential. It first to identify the edge pixels for a possible element,then it gives a number of pre-defined directi
yichuansuanfa
- 基于遗传算法的图像分割元程序,非常实用,推荐一下-Based on genetic algorithm for image segmentation element program, very useful and recommend you
ImageProc
- 一些常用的图像处理cpp和对应的matlab接口 是非常常用的一些代码-Quick list of the source included: imhist_thresh.cpp: Generate histogram from data,# of bins based on unique values. imsmarthist_thresh.cpp: equalize data based on histogram imsmartstd_thresh.cpp: equal
photogrammetric_orientation_element
- 本程序可以求解摄影测量中内外方位元素,根据自己需要您可以改变里面的原始数据,输入你自己的实验数据,可得到对应的元素值。-This procedure can solve the photogrammetric orientation element in the internal and external, in accordance with their needs you can change the inside of the raw data, enter your own experi
absmin
- absmin.m程序,求矩阵的每个元素的绝对值然后求其非零的最小值(绝对原创)-absmin.m procedures, and each element of the matrix and then the absolute value of the minimum value for the non-zero (absolute original)
medfilt
- 该算法充分地利用相邻两次中值滤波窗口内数据的相关性。本文提出的中值滤波的快速算法的基本思想是:原始数据序列上中值滤波的滑窗在移动过程中,当前窗只要删除其最早的元素,加入窗后的新元素,即成为下一窗的内容。-Full use of the algorithm two adjacent window median filter data related to each other. In this paper, the median filtering of the fast algorithm fo
1
- 2009春节ai元素包矢量素材 ai格式-2009 Spring Festival ai material element vector ai format package
Text1
- 有限元分析,实现了三节点有限元分析,采用frotran语言-Finite element analysis to achieve a three-node finite element analysis, using frotran language
OpenCV
- 讨论了OpenCV(Open Source Computer Vision Library)相对于现有的计算机视觉软件包所具有的优势,描述了OpenCV的 环境配置、数据定义、图像元素访问方式。OpenCV成为一种源码开放、包含丰富的高级数学计算函数、图像处理函数和计算机视觉 函数、不断更新和平台无关性的计算机视觉软件包。-Discussed the OpenCV (Open Source Computer Vision Library) relative to the existing
MinMaxFilterFolder
- Min/Max filter,最大最小滤波器,说明看英文,只是国外的人写的代码, -Descr iption The filter computes the minima and/or maxima of an array over sliding window with a given size. Multidimensional array is fully supported: running filter in 1D, 2D filter for image process
jdxingtaixue
- 运行jdxingtaixue文件,该程序用固定结构元素形态学对图像进行边缘检测-Run jdxingtaixue file, the program with a fixed structure element morphology of the edge detection
zishiying
- 通过均衡腐蚀和均衡膨胀的一次开运算对指定椒盐噪声强度的图像进行去噪操作,自适应选择结构元素大小的选择,包含与中值滤波效果的比较-Corrosion by a balanced expansion of an open and balanced operation of the specified strength of salt and pepper noise image denoising operation, adaptive structure element size options,
pso
- 对不同噪声强度的加噪图像,用粒子群优化算法优化结构元素,找到最优结构元素,对图像进行去噪操作,使恢复的图像达到最大峰值信噪比-Noise intensity for different images with noise, using particle swarm optimization algorithm to optimize the structure elements, find the optimal structure element, the image de-noising o
1237
- 为了改善直方图均衡对低灰度层密集分布图像的处理效果,通过分析图像直方图均衡理论对同一灰度像素在处理后映射到同一灰度的过程中存在的理论缺陷,提出了一种高效 的、自适应的算法。该算法首先对图像进行常规的直方图均衡处理, 然后对处理后所形成的图像灰度在一个较大的灰度范围内进行映射, 保证变换后的图像有较大的灰度动态范围, 最后对结果进行适当的亮度修正,保证变换图像整体有较高的对比度,便于观察图像的细节.通过实验证明,改进后的算法可以明显地改善直方图均衡处理低灰度层密集分布图像的效果,同时具有较高的算法
