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improved_gaborfilter
- Bi-dimensional Gabor filter with DC component compensation This version of the 2D Gabor filter is basically a bi-dimensional Gaussian function centered at origin (0,0) with variance S modulated by a complex sinusoid with polar frequency (F,W) an
用bandelet进行图像分割的matlab代码
- A Matlab Tour of Second Generation Bandelets 附有每部分代码的说明 function x = perform haar transform(x, dir); x = x(:); % to be sure we have a column vector J = floor( log2(length(x)) ); % number of scales if dir==1 % forward transform for j=1:J c = x(
dt-dwt_J.rar
- 双数复数小波变换的Matlab程序的J部分，全部解压到同一文件夹下直接调用函数,Double the number of complex wavelet transform of the J part of Matlab procedures, all extract to the same folder under the direct call function
Wavelet-image-denoising-procedures
- 小波图像去噪程序。th=sigma*sqrt(2*log10(L*T)) 计算阈值 ch=c(1,num(4-i,1):num(4-i,3)+step(4-i)-1) 对各高频系数进行阈值处理 chl=length(ch) for j=1:chl if abs(ch(j))>=th ch(j)=sign(ch(j))*(abs(ch(j))-2*th/(1+exp(m*(ch(j)^2)))) 阈值处理函数 else -Wavelet image denois
MV_models
- 3D模型导入和观察器~~~~~OPENGL- The program function 1. Loading the 3D model by an pop window (only .m file) 2. Displaying the model 2.1 grond Ground (xy-plane)
OneDimensionalDiscreteWaveletTransforms
- 本实验要求开发一个基本的哈尔小波变换程序包，用于后续的实验。实验中使用哈尔基函数特有的“平均”与“差分”方法。首先要编写一个计算哈尔小波的j-尺度离散小波变换程序。并且要编写一个计算哈尔小波的j-尺度的逆离散小波程序，并用课本上的例7.8来验证所编写的程序-The experiment calls for the development of a basic package Haar wavelet transform for the follow-up experiment. Harki fu
multi-function-text-editor
- 本程序是用c++实现的多功能文本编辑器，它除了可以实现一般文本的编辑功能，还增加了保存文档a(save), 转为大写m(large),改为小写k(small),复制段j-This program is achieved using c++ multi-function text editor, which can be achieved apart from the general text editing features, it has added to save the document
zhipaishibie
- 在VC＋＋环境下实现打开、显示一幅纸牌图。将提供的几幅图片中的纸牌进行分类和识别，功能：a、判断出是哪种类型（共四类：红桃，梅花、黑桃、方块）；b、检测出点数（1,2,3,4,5,6,7,8,9,10,J,Q,K）；c：将上述检测的结果通过窗口输出。-In VC++ environment to achieve open, showing a card map. Will provide the pieces of the picture cards for sorting and identi
J-zhuanhunduqu
- JPEG的读取，及与BMP的转换，源程序，虽然功能简单，但是可以作为JPEG图像转化的部分，一直到程序中，源码。-Read JPEG, BMP, and with the conversion, source, although the function is simple, but can be transformed as part of a JPEG image, until the program, source code.
GRIDDING_MRI
- 说明：此网格化函数为了避免进行网格点与实际采样点之间的距离运算以及判断， 通过将实际采样点的坐标映射到网格点坐标，网格点的坐标 和其在数据中的[i][j]有简单对应关系，可以由实际采样点 坐标简单得到其卷积范围内的网格点坐标-Descr iption: The function of this grid in order to avoid the grid points and the actual sampling point of the distance between
openGLwater
- 操作指导7水纹 一、 建立工程 二、 添加函数和变量,修改头文件（view.h） public: int npoint float lpoint[4][4] float cpoint[102][76][3] void drawplat() void lm() BOOL movekey CClientDC *my_pDC CRect my_oldRect BOOL mytbar BOOL mysbar
tfristft
- 令x(n)=5exp(j*0.15*n*n)+6exp(j*300n-j*0.15*n*n) ，w(n)为高斯窗函数。试用matlab软件，取不同长度的窗函数，分别求x(n)离散短时傅里叶变换，并进行信号重构。-ORDER x (n) = 5exp (j* 0.15* n* n)+6exp (j* 300n-j* 0.15* n* n), w (n) for the Gaussian window function. Trial Matlab software, take different l
m_imadjust
- imadjust 调整图像亮度函数 J IMADJUST(I,[LOW_IN HIGH_IN],[LOW_OUT HIGH_OUT],GAMMA) GAMMA默认值为1（线性映射），GAMMA<1——曲线上凸，GAMMA>1——曲线下凹 图像I与图像f的类型一致，任何类型的图像[LOW_IN HIGH_IN],[LOW_OUT HIGH_OUT]取值均在0—1范围内(计算时函数自己转换)-adjust image brightness function ima
GLCM
- 灰度共生矩阵建立在估计图像的一阶组合条件概率密度函数的基础上, 其通过计算图像中有一定距离和一定方向的两点之间灰度的相关性, 反映图像在方向、间隔、变化幅度及快慢上的综合信息。-The GLCMs are stored in a i x j x n matrix, where n is the number of GLCMs calculated usually due to the different orientation and displacements used in the alg
1
- To create a GLCM, use the graycomatrix function. The graycomatrix function creates a gray-level co-occurrence matrix (GLCM) by calculating how often a pixel with the intensity (gray-level) value i occurs in a specific spatial relationship to a pixel