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filter
- 1. 用imoise()函数给一幅数字图像加入’salt & pepper’和’Gaussian’噪声2)用3x3,5x5邻域平均平滑对图像进行处理3)用3x3,5x5中值滤波对图像进行处理, 2. 对一幅数字图像采用理想低通、Butterworth低通 、Gaussian低通滤波器进行平滑;对一幅数字图像采用理想高通、Butterworth高通 、Gaussian高通滤波器进行平滑。-1. With imoise () function to a digital image by a
Digital.Image.Processing
- 数字图像处理 直方图修正 空间域平滑 空间域锐化 梯度倒数加权平滑法 中值滤波 多种算子锐化 灰度最相近的6个邻点平均法-Histogram correction of digital image processing spatial spatial smoothing sharpening Gradient Inverse Weighted Smoothing median filter operator sharpening a variety of gray nearest neighbo
filter
- 数字滤波器,源代码,因该比较有用的,MATLAB程序 -Digital filter, the source code, as the comparison useful, MATLAB program
filer
- Digital Filter Design
ThesamemethodbasedontheimpulseresponseoftheIIRdigi
- 基于冲激响应不变法的IIR数字滤波器设计,冲激响应不变法的设计原理是利用数字滤波器的单位抽样响应序列H(z)来逼近模拟滤波器的冲激响应g(t)。 按照冲激响应不变法的原理,通过模拟滤波器的系统传递函数G(s),可以直接求得数字滤波器的系统函数H(z),其转换步骤如下: 1) 利用ω=ΩT(可由关系式 推导出),将 , 转换成 ,Ω,而 , 不变; 2) 求解低通模拟滤波器的传递函数G(s); 3) 将模拟滤波器的传递函数G(s)转换为数字滤波器的传递函数H(z)。 -The
Example3_3_4FilterFreqResponse
- 二维数字滤波器设计程序,用于频域滤波,非常好用!-2-D digital filter design
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
Filter
- VC++自适应数字滤波器实验程序的源代码,可生成固定带通滤波器曲线图、可变带通滤波器曲线图、噪声删除、输入输出误差,可设置最低频率和最高频率,Y轴缩放等参数。 -VC++ adaptive digital filter test program' s source code, can generate a fixed band-pass filter curve, curve of the variable band-pass filter, noise removed, the inpu
digital-filter-code-examples
- 数字滤波常用的软件算法特点比较及代码实例-Software algorithms commonly used in digital filtering and code examples Comparison
matlab
- 基于粒子群的形态滤波,对有噪声的图像进行滤波,比一般去噪方法效果要好-Morphological filter based on particle swarm, the image of a noise filter, better results than denoising
matlab-Digital-filter-design
- 基于Matlab的数字滤波器设计及其对语音信号的应用-Matlab-based digital filter design and application of the speech signal
Band-Reject-Digital-Filter
- 利用汉宁窗设计Ⅰ型数字带阻滤波器,通过Matlab实现。-Band Reject Digital Filter based on HanningI though Matlab.
Gaussian-filter--design-
- 用于设计高斯滤波器(模拟,非数字滤波器)的辅助软件,绝对保证独此一份,有需要的可作参考。用vb编写,小小软件,请多多指教,谢谢。-Gaussian filter used in the design (analog, non-digital filter) and supporting software, this an absolute guarantee of independence, need for reference. Vb prepared, a small software, e
Digital-Image-Processing-Procedures
- 图像对数变换,图像拉伸和压缩灰度值,图像规定化,均衡化,位图切割,图像放大缩小,图像求反,平或滤波器,理想低通滤波器,理想高通滤波器,巴特低通滤波器-Logarithmic transformation of the image, the image gray value stretching and compression, image-oriented provisions, equalization, cutting bitmap, image zoom, image inverted,
Digital-filter-design
- 数字滤波器设计及在语音信号分析中的应用,利用MATLAB的界面设计功能,设计一个MATLAB环境下的人机交互界面,完成上述滤波器的设计及滤波过程,要求能够接收输入的设计参数,查看设计结果及滤波结果。-Digital filter design and application of analysis in speech signal, use of MATLAB interface design function, design a MATLAB environment of man-machin
digital-filteraequalizer
- 基于MATLAB的数字滤波器和均衡器设计源码及设计报告。-Based on the the MATLAB digital filter and equalizer design source code and design report.
iir-digital-filter-based-on-matlab
- matlab 实现的 数字滤波器 希望对大家有所帮助-digital filter based on matlab
kaywing-windows-and-IIR-filter
- 实现各种典型窗函数的时域与频域特性、已知滤波器条件设计巴特沃思等滤波器、或已知系统函数可求出数字滤波器。-Achieve a variety of typical window function in time domain and frequency domain characteristics, known design Butterworth filter criteria such as filters, or known to the system function can be ob
FIR-digital-filter
- 用窗函数法设计FIR数字滤波器,熟悉线性相位FIR数字滤波器的特性,了解各种窗函数对滤波特性的影响-Window function design FIR digital filter, familiar with the characteristics of the linear phase FIR digital filter, to understand the impact of various filter characteristic window function
The design of the digital filter
- 特定条件下的Butterworth digital filter and chebyshevI digital filter(Butterworth digital filter and chebyshevI digital filter)