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circle_pca24
- 基于曲线段PCA分析的随机hough变换圆检测算法研究 该算法在计算、存储消耗上均大大 减少。-PCA analysis based on curve segments of random hough transform circle detection algorithm to study the algorithm in computing, storage consumption to both greatly reduced.
iriscode
- Matlab提供了两种方法进行聚类分析。 一种是利用 clusterdata函数对样本数据进行一次聚类，其缺点为可供用户选择的面较窄，不能更改距离的计算方法； 另一种是分步聚类：（1）找到数据集合中变量两两之间的相似性和非相似性，用pdist函数计算变量之间的距离；（2）用 linkage函数定义变量之间的连接；（3）用 cophenetic函数评价聚类信息；（4）用cluster函数创建聚类。 -Matlab provides two methods of cluster anal
PSNR
- 本程序功能是计算2幅彩色图像的PSNR,以此来评价图像处理的效果-This program features the calculation of two color images of the PSNR, in order to assess the effect of image processing
matlab
- mathematic的简单应用计算函数的Fourier级数，并观察其收敛性。-the Fourier series, calculating function and observe its convergence.
ChordDistributionForBell1b
- 以CE-shape数据库为例来计算弦长关联算法相似性测度。-With CE-shape database as an example to calculate the chord length correlation algorithm similarity measure.
psom-0.8.3.tar
- PSOM是一种工具来管理在一个会议或在并行计算环境，Matlab或倍频，管道。-PSOM is a tool to manage pipelines in Matlab or Octave, both within a single session or within a parallel computing environment.
HOG
- 图片分块，并计算任何一个区域的柱状分析 to obtain HOG features for a cell/block region of image pixels- to obtain HOG features for a cell/block region of image pixels
biography
- 平均值平局算法求二值图+二值图用间隔码表示并计算面积-The average algorithm for seeking a draw binary image+ binary image with the spacing and calculate the area code, said
bubianju
- 计算图像7个特征矩,快速有效，附测试图片，旋转不变性-jisuan tuxiang 7 ge tezhengju
histgramTest
- 本程序计算局部窗口的累积直方图，可用于驱动水平集和纹理分割- in this test program, we calculate the cumulative histogram in a local window centered at each pixel,this local cumulative histogram can be used to drive the level set for image and texture segmentation.
canny
- canny检测器是很有效的边缘检测器，该函数可以实现对目标图像的边缘提取。该方法总结如下：1.图像使用带有指定标准差的高斯滤波器来平滑，以此减少噪声；2.在每一点计算局部梯度和边缘方向；3.第二步中确定的边缘点会导致梯度幅度图像中出现脊，然后追踪所有脊的顶部，并将所有不再脊顶部的像素设置为0；4.执行边缘链接-canny detector is very effective edge detector, this function can be achieved on the target im
Calculationofractaldimensionoffractalsurfacesusing
- 该算是一个利用MATLAB中的FFT程序开发的一个计算分形维算的程序。-If this is one of the FFT using MATLAB program developed by a calculation of fractal dimension calculation process.
Brain_segmentation
- 基于MRI的脑组织分割。首先从给定的MRI图像中得到脑区域，而后计算脑容积；再得到脑白质灰质区域，并计算百分比。-Given an MRI scan, first segment the brain mass from the rest of the head, then determine the brain volume. Also compare portions of gray and white matter present.
segmentation_kmeans
- 基于kmeans的图像分割算法，首先得到图像，再确定分类，并计算各分类的均值，从而得到各个像素的分类。-Kmeans-based image segmentation algorithm, first of all get the image, and then determine the classification, and calculate the various categories mean, and thus obtain the classification of each pi
2006011437_HW_2
- 陆文凯老师数字图像处理第二次作业，前景背景分割和前景区域面积计算-Wen-Kai Lu a teacher of digital image processing a second operation, the background segmentation and the prospects for the future size of the area calculation
image-restoration
- 数字图像修复技术综述，介绍了用于结构图像修复的变分偏微分法和用于修补大面积缺损的纹理合成的方法。分别给出了相应的数值计算和实验结果。-Overview of digital image restoration techniques are introduced for the structure of partial differential variational image restoration method and the repair of large defects of the t
geodesic
- 用于计算测地距的lib，特别适用在3D模型上，比如三角面片上。非常快速。代码非常简单好用，matlab版本的例子给的比较好，请仔细参考。C++版可看文档内部地址下载-Used to calculate the geodesic distance lib, especially for the 3D model, such as the triangular surface-chip. Very fast. The code is very simple and easy to use, matl
SkewDetectionAndCorrectionMethod
- 文本图像在扫描输入时产生的倾斜现象会对后续的页面分割及光学字符识别(OCR)处理产生很大的影响,而传统的标准Hough变换虽然具有对噪声不敏感,不依赖于直线连续性的优点,但由于计算量偏大,速度慢,在实用时有较大的局限性.提出一种基于改进的Hough变换的文本图像倾斜校正方法,通过在变分辨率图像中采用不同的文本方向提取算法,及选择合理投票门限等改进Hough变换的措施,减小了由图像区域及文字笔画粗细所产生的对倾角判定的不利影响,并使用基于偏移值的方法实现页面倾斜的快速校正.实验结果表明,该算法实现
dx-4.4.4.tar
- 图像的纹理特征参数的灰度共生矩阵的计算，该方法效果好，速度快，易理解。-The image texture characteristic parameters GLCM calculation, the method effective, fast, easy to understand.
optical_squence_numstr
- 将一套图像序列读入一个距阵I.然后计算光流阵列 Ux,Uy. pre_char为图像序列前缀；digit_long为序列长度。最多可以读取99幅图-Optical algorithm for moving image secquence