搜索资源列表
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信号的FFT分析
利用FFT实现两序列的线性卷积。,FFT implementation using the linear convolution of two sequences
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高斯滤波先对图像做卷积运算,进行线性滤波,支持替代方式操作。-Gaussian filter to the image so convolution operation, linear filtering, support for alternative means of operation.
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图形算法合集4:快速线性插值、半色调技术、使用lookup查找表的快速卷积、Nurbs曲面三角化等等。-Graphical Collection 4: rapid linear interpolation, halftoning techniques, the use of look-up table lookup fast convolution, Nurbs surface triangulation and so on.
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实现图像处理中常见的图像旋转功能。运行程序时可以通过选择近邻域插值法、线性插值法或者三阶卷积插值三种复杂度不同的算法来实现。-Image processing to achieve common image rotation function. Can run the program by selecting the neighbor domain interpolation, linear interpolation, or third-order convolution interpolat
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线积分卷积,可以利用白噪声图像实现二维向量矩阵的可视化,多用于流体研究。-Linear Integral Convolution(LIC), a visualization algorithm for 2D vector matrix.
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数字图像处理程序。vc6.0书写。能实现raw格式的图片向bmp格式转换、线性拉伸、卷积计算等功能-Digital image processing procedures. vc6.0 writing. Can achieve raw picture format to bmp format conversion, linear stretching, convolution calculation functions
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matlab 多维小波工具箱
有线性卷积 三维的小波变换,逆变换-matlab multi-dimensional wavelet toolbox has three-dimensional linear convolution of wavelet transform, inverse transform and so on
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3D Reconstruction related-Generates the kernel of linear convolution used to model discrete LTI inverse problems
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很好的一个图像缩放的程序,可实现近邻、线性差值、立方卷积的任意比例缩放。-A very good image scaling procedures, can be close neighbors, and the linear difference, cubic convolution arbitrary scaling.
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数字信号处理:实现对32点矩形序列和x(n)=n+1序列分别进行DFT,两者线形卷积,原序列补点至63点后的DFT和对DFT乘积的IDFT。显示为数值和坐标轴中的图像。vista系统不能看图。在win-c下编译,c语言-Digital signal processing: to achieve 32 points, rectangular sequence and x (n) = n+1 sequences were carried out DFT, linear convolution bet
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bmp图像数字处理;图像信息的统计:直方图,最大最小灰度,熵,方差,平均灰度;灰度变换:分段线性变换,阈值,直方图的均衡化;中值滤波(加噪声),梯度算子;数字卷积,增加一个过滤类;几何变换:旋转,几何校正
-bmp image digital processing image information of the statistics: histogram, max-min gray, entropy, variance, average gray gray-scale transfor
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滤波器的设计
线性滤波
卷积与相关
imfilter 滤波函数
预定义滤波
FIR 滤波器的设计
FIR 滤波器基础
计算二维频率响应
计算期望频率响应矩阵
频率变换法 频率采样法
窗函数法 -The design of linear filtering, convolution filter and associated filtering function imfilter predefined filter F
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数字图像处理,包括图像的卷积,相关,线性滤波处理,边缘检测都是运用labview来完成的。-Digital image processing, including images, linear convolution, filter, edge detection is accomplished using labview
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在灰度图像的几何变换中,使用了邻近插值,线性插值,以及立方卷积插值。其中还包括图像的旋转、缩放等。-In the gray image of the geometric transformation, the use of the adjacent interpolation, linear interpolation, and cubic convolution interpolation. It also includes image rotation, zooming.
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图像放缩,近邻插值、线性插值、三阶卷积插值。-Image zooming
Neighbor interpolation
Linear interpolation
The first three convolution interpolation
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Jd=diffusion(J,method,N,K)
J :待扩散的原图像
method : lin : 线性扩散 (常数 c=1).
pm1 : perona-malik, c=exp{-(|grad(J)|/K)^2}
pm2 : perona-malik, c=1/{1+(|grad(J)|/K)^2}
rmp : 复数
K :边缘门限参数
N :迭代次数
dt:时间步长 (0 < dt <= 0.25, 缺省值为0.2)
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基于matlAB的切比雪夫、FFT频谱分析、FFT线性卷积、巴特沃斯程序代码,自己编写的-Based on The Chebychev matlAB the FFT spectrum analysis, FFT linear convolution code Butterworth own written
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高斯滤波是一种线性平滑滤波,适用于消除高斯噪声,广泛应用于图像处理的减噪过程。通俗的讲,高斯滤波就是对整幅图像进行加权平均的过程,每一个像素点的值,都由其本身和邻域内的其他像素值经过加权平均后得到。高斯滤波的具体操作是:用一个模板(或称卷积、掩模)扫描图像中的每一个像素,用模板确定的邻域内像素的加权平均灰度值去替代模板中心像素点的值。-Gaussian smoothing filter is a linear filter for the elimination of Gaussian nois
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1.对于两个序列:x(n)=n R16(n),h(n)=R8(n)
(1)在同一图形窗口中绘出两序列的时域图形。
(2)利用FFT编程计算两序列的线性卷积,绘出的时域图形。
-1. For two sequences: x (n) = n R16 (n), h (n) = R8 (n)
(1) draw the two sequences in the same time-domain graphics window graphics.
(2) calculation of
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数字处理课程设计的程序,里面包括有褶积滤波,快变滤波,褶积滤波与递归滤波的比较,设计高通滤波因子,分析补零对振幅谱的影响,线性褶积和循环褶积,最小平方反滤波,零相位转换,最小相位转换,对地震记录进行静校正11个程序-Digital Processing course design program, which includes the convolution filter, quick change filter, compare convolution filtering and recurs
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