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05 VC matlab联合编程-频域处理源代码
- 05 VC matlab联合编程-频域处理源代码,是用matlab与VC联合编程实现-05 VC Matlab programming joint-frequency domain processing source code is the use of Matlab and VC Joint Programming
matlab语言编写的小波变换的程序
- 这是一个用matlab语言编写的小波变换的程序,是时频分析的一种,可以在时域和频域内对信号进行分析。-using Matlab language of the wavelet transform procedure is time-frequency analysis of a kind in the time domain and frequency domain analysis of the signal.
ImageProcessing.rar
- 用matlab编写界面,实现直方图均衡化、平均滤波、梯度滤波、Laplacian滤波、Kirsch滤波、Sobel滤波、Prewitt滤波、高频提升等多种功能,Matlab prepared to use interface, the realization of histogram equalization, the average filter, Gradient filter, Laplacian filter, Kirsch filter, Sobel filter, Prewitt f
butterworth.rar
- 图像巴特沃斯陷波器,实现了简单的巴特沃斯陷波器滤除图像的某些频率的干扰,Image Butterworth notch filter, to achieve a simple Butterworth notch filter to filter out images of certain frequency interference
gaborfilter
- 高斯函数能构成一个在频域具有平滑性能的低通滤波器。可以通过在频域做乘积来实现高斯滤波。-Constitute a Gaussian function to the frequency domain with a smooth performance of the low-pass filter. Can be done in the frequency domain Gaussian filter to achieve the product.
IBR
- 这个是基于ibr的图像拼接方法,用的很多的技术,基于fft变换,属于频域拼接。500行的程序,欢迎大家尝试。-This is based on the image mosaic ibr methods, many of the technology, based on the fft transform, frequency domain are spliced. 500 line program, welcome you to try
matlab
- 基于matlab的时频率分析工具箱,包括了小波变换,WVD,SPWVD等等好多的时频分析方法-Matlab-based time-frequency analysis toolbox, including a wavelet transform, WVD, SPWVD so many time-frequency analysis method
Homomorphic_filter
- 同态滤波函数:使用频域处理方法的同态滤波函数,非高斯,巴特沃斯或指数型。对于较黑的图像效果更好-Homomorphic filtering function: the use of frequency domain methods of treatment homomorphic filtering function, non-Gaussian, Butterworth, or index. For more images and better
Okamura
- 该模型是基于实地测量的即以准平坦地形、大城市市区的中值场强或路径损耗作为参考,对其他传播环境和地形条件等因素分别以校正因子的形式进行修正,用来预测地面移动系统信号的强度。其频率适用范围是150MHz到1000MHz的UHF/VHF频带。目前使用的主要频段资源为800~900MHz。这一频段,在相对平坦区域,一般可应用Okumura-Hata传播模型。Hata提供了对这些数据的解析逼近,并捕捉到大部分的主要影响-The model is based on field measurements of
FT
- 基于傅里叶变换的去除图像纹理方法。通过去除频域高亮区域来消除纹理,保留低频信息。-Based on Fourier Transform method to remove the image texture. Highlighted region by removing the frequency domain to eliminate the texture, retain low frequency information.
MATLAB1
- 根据)EF 特性中的对比度敏感度, 即空间频率特性曲线,对图像进行二维多级小波分解,由分解后的各小波分量,提取各频段相应的亮 度、清晰度和相关度指标;然后将这三个指标的几何平均与频段加权系数的内积做算术平均,以此作 为图像质量的综合评价指标-According to) EF characteristic of contrast sensitivity, that is spatial frequency characteristic curve, the image is two-d
tuxiangzenqiang
- 第十三章 MATLAB 图像增强 13.1 灰度变换增强 13.1.1 像素值及其统计特性 13.1.2 直方图灰度变换 13.1.3 直方图均衡化 13.1.4 直方图规定化 13.2 空域滤波增强 13.2.1 平滑滤波器 13.2.2 锐化滤波器 13.3 频域增强 13.3.1 低通滤波器 13.3.2 高通滤波器 13.3.3 同态滤波器 13.3.4 频域增强 MATLAB 实例 13.4 色彩增强
lvboqisheji
- 设计一个IIR数字低通滤波器, 逼近一组模拟滤波器的指标参数(通带截止频率Wp=2*pi*2000rad/s,阻带边界频率Ws=2*pi*3000rad/s,通带波纹 Rp=3db, 阻带衰减Rs=15db, 采样频率f=10000Hz); 分别用脉冲响应不变法和双线性变换法实现设计,列出传递函数并描绘模拟和数字滤波器的幅频和相频响应曲线。用上述设计滤波器完成几组给定信号的滤波,证明滤波器的有效性和滤波范围限制.-Design a IIR digital low-pass filter, app
Application_of_MatLab_in_Digital_Image_Processing.
- 介绍利用MatLab实现图像增强的3种常用方法:灰度直方图均衡化、灰度变换、平滑与 锐化滤波等,探讨利用MatLab提供的系列算子实现图像边缘检测的方法.以Amold置 乱变换为例,探讨MatLab在图像空间变换处理中的应用,以离散余弦变换为例探讨 MatLab在图像频域变换处理中的应用。-Describes the use of MatLab implementation of the three kinds of commonly used image enhancement m
matlab小波分解时频分析
- 传统的傅立叶变化只能分析时域、频域图,而小波变化能进行时频分析,对信号进行更好的处理。(The traditional Fourier transform can only analyze the time domain and frequency domain diagram, while the wavelet transform can carry on the time-frequency analysis and better deal with the signal.)
txtXinhaozairu,plot,MATLAB
- 原始txt信号载入,小波变换,小波2、3层低、高频系数重构(The signal is loaded, the signal is intercepted, the signal is transformed by wavelet transform, and the wavelet is reconstructed with low and high frequency)
matlab
- 带通滤波器(Butterworth、椭圆、窗函数),采样率fs=2000Hz, 通带范围为300 -600Hz,阶数自选, 画出频率响应并分析比较, 对cameraman.tif图像分别添加椒盐噪声(密度为0.03)和高斯白噪声(均值为0,方差为0.02)的图像,利用三种方法进行去噪,显示原始图像、加噪图像和去噪图像并对实验结果进行分析(Band pass filter (Butterworth, ellipse, window function), sampling rate FS = 20
MATLAB-image-processing-master (1)
- 图像处理算法在空间域和频域的简单滤波等方面的实现,实现了像霍夫变换和k均值算法的图像分割算法。(Image processing algorithm in the spatial domain and frequency domain of simple filtering and other aspects of the realization of the image segmentation algorithm such as Hough transform and k-means alg
adaptive time frequency analysis
- adaptive time frequency analysis
matlab傅里叶变化性质验证
- 二维傅立叶变换的Matlab实现,是利用图像处理软件对给 出的图像进行傅立叶变换处理。 自行设计一幅图像,验证离散傅立叶变换的性质,如: 频谱图中高频分量迅速衰减,可分离性,平移,周期性与共 轭对称性,旋转、线性和比例性,平均值。(The Matlab implementation of two-dimensional Fu Liye transform is based on image processing software. The image is processed by Fu