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XiaoBo
- 可对彩色图像进行行列变化 小波一层 二层 三层变换 还可进行低通 高通 滤波处理 本人亲自试验过了-Color image can change the ranks of two-story three-layer wavelet transform can also be low-pass high-pass filter processing personally tested the
IIF
- 用MATLAB实现IIF低通和高通滤波器的滤波特性，并让单位取样信号，周期方波信号和周期三角波信号通过IIF，验证IIR的滤波特性-IIF using MATLAB to achieve low-pass and high-pass filters filtering properties, and to allow units sampled signals, cycle square wave signal and the periodic triangular wave signal th
three_lowpass_filters
- 彩色图像转为灰度图像，灰度图像的傅里叶低通滤波，彩色图像的傅里叶低通滤波，三种滤波器的三维表示-Transforming a color image to a grayscale image Do low-pass filtering to a grayscale or color image by Fourier transform The three-dimensional representation of three types of filters
dct_lowpass_filter
- 用DCT变换的方法对彩色图像进行低通滤波，适合初级入门-Do the lowpass filtering to a color picture with DCT transform.It s fit for freshmen.
butterwoth
- 这个是对一个一维信号的Excel数据加载进matlab程序，然后进行巴特沃斯的低通滤波。-This is a one-dimensional signal of Excel data is loaded into the matlab program, and then Butterworth low-pass filtering.
tuxianglvbo
- 比较理想低通滤波和低通滤波的区别，理想低通滤波产生振铃效果，而低通不会-Ideal low-pass filtering and low-pass filtering the difference between the ideal low-pass filter produces ringing effects, while the low-pass will not be
lowpass
- c++语言编写、开发的低通滤波器，希望对你能有帮助-c++ language and development of low-pass filter
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
low-pass-mask
- 方法引入低通掩膜算子在空域对降采样前的图像做滤波预处理,抑制欠采样噪声.系统...频谱混叠.实验证明,此算法基本能达到预滤波插值算法的处理效果.-Method of introduction of a low-pass mask operator in the airspace of the down-sampling the image before filtering to do pre-processing, noise suppression due to sampling. The s
csf_filter_nasanen
- 人眼视觉函数,nassian低通滤波器，CSF_lowpa-Human visual function, nassian low-pass filter, CSF_lowpass
frequencyzonefilter
- vc6.0下开发的频域滤波器实验平台，包括傅立叶变换、常用低通、高通滤波器，效果已测试-vc6.0 developed under the experimental platform frequency-domain filter, including the Fourier transform, commonly used low-pass, high pass filter, the effect has been tested
color416
- 24位彩色图像处理，包括浮雕效果，光顺，锐化，低通滤波、高通滤波-24-bit color image processing, including the relief effect, smoothing, sharpening, low pass filtering, high-pass filtering, etc.
Interpolation
- 利用低通滤波器对图像进行插值放大：按放大的倍数对原图像进行插零，插零后的图片与低通滤波函数进行卷积，原先插入的零的位置自动替换为适当的插值，如此图像就已经插值放大了，图像质量还不错。-Double the number of pixels of each row and column by adding a zero value pixel between each pixel of the image.Then operate with two kinds of low-pass filter
btws
- 利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理-The use of Butterworth (Butterworth) low pass filter on the subject of the image noise smoothing
FIR_LP
- 用matlab实现FIR低通滤波器的设计-Using matlab to achieve the design of FIR low-pass filter
3
- 利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理-Using Butterworth (Butterworth) low pass filter on the noise interference of the image smoothing
restore
- 图像增强的目标是改进图片的质量，例如增加对比度，去掉模糊和噪声，修正几何畸变等；图像复原是在假定已知模糊或噪声的模型时，试图估计原图像的一种技术。 图像增强按所用方法可分成频率域法和空间域法。前者把图像看成一种二维信号，对其进行基于二维傅里叶变换的信号增强。采用低通滤波（即只让低频信号通过）法，可去掉图中的噪声；采用高通滤波法，则可增强边缘等高频信号，使模糊的图片变得清晰。具有代表性的空间域算法有局部求平均值法和中值滤波（取局部邻域中的中间像素值）法等，它们可用于去除或减弱噪声。 -A
chebyshev
- 契比小夫滤波器，用来设计低通滤波器，把模拟滤波器转换成数字滤波器-chebyshev I ,used to design lowpass filter.
chap3
- 程序代码说明 P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308：图像的自适应魏纳滤波
fftlphp
- 此程序是1是对图像进行fft变换并显示频谱图，2是对图像进行低通和高通滤波并显示-This program is an fft transform is image and display spectrum, 2 is the image low-pass and high pass filtering and display