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spfilt
- 使用噪声二函数对图像加上辣椒和盐粒噪声,再使用空间滤波器对噪声图像进行复原。-function using two pairs of noise images with salt and pepper noise, and the use of space for the noise filter image recovery.
边缘检测算法的基本步骤
- 边缘检测算法的基本步骤 (1)滤波。边缘检测主要基于导数计算,但受噪声影响。但滤波器在降低噪声的同时也导致边缘强度的损失。 (2)增强。增强算法将邻域中灰度有显著变化的点突出显示。一般通过计算梯度幅值完成。 (3)检测。但在有些图象中梯度幅值较大的并不是边缘点。最简单的边缘检测是梯度幅值阈值判定。 (4)定位。精确确定边缘的位置。 Canny边缘检测算法 step1:用高斯滤波器平滑图象; step2:用一阶偏导的有限差分来计算梯度的幅值和方
remez-filter
- 利用MATLAB语言,采用Remez算法设计三个不同的低通滤波器,程序附有说明,能够很容易看懂。-Using MATLAB, using Remez algorithm design of three different low-pass filter, the program with instructions, can be easily read.
wiener_kalman_filer
- 在matlab环境下,仿真了基于信号模型和测量模型的IIR维纳滤波器特性-In matlab environment, the simulation model based on the signal and measurement model of IIR Wiener filter characteristics
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
bp
- 基于MATLAB的FIR带阻数字滤波器的设计 由于生物医学信号处理过程中易混入50Hz噪声的特点,本文利用程序设计法和FDATool设计法-Based on the MATLAB FIR digital filters with resistance of biomedical signal processing design due process characteristics of noise, with isolator using the program design method a
FIR
- FIR高通,低通,带通和带阻滤波器的设计并通过GUI显示-FIR high-pass, low pass, band pass and band stop filter is designed and displayed through the GUI
Shunt_AF
- PSCAD 并联型有源滤波器 并联型有缘滤波器-PSCAD APF
Untitled2
- 设计一个巴特沃斯带通滤波器,通过加白噪声后,对其进行滤波测试-Design a bart wo bandpass filter, by adding a white noise, the filter test
junfanglvboqi
- 用于绘制scfdma papr均方滤波器图形-For the mean square filter graphics draw scfdma papr
cycle_fil_qy120515
- 关于有源环路滤波器的设计程序,最后生成了波特图。-Active loop filter design process, and finally generate the Bode plots.
Lms_lichunhua1
- 白噪声经过AR模型的输出作为LMS滤波器的输入,已知:a1=1.558;a2=-0.81;白噪声方差为1.0,均值为0;u=0.002;利用Matlab实现:-White noise as the input of the LMS filter after the output of the AR model known: a1 = 1.558 a2 =-0.81 white noise variance of 1.0, an average of 0 u = 0.002 using M
shuzixinhao
- 《数字信号处理》第二版吴镇扬课后实验答案。包括:实验三 快速傅里叶变换及其应用,实验四 IIR数字滤波器的设计。-" Digital Signal Processing" Second Edition Wu Zhenyang After experimental answer. Including: experimental three fast Fourier transform and its applications, experimental the four IIR
low-pass-filter-design
- 用频率采样法设计FIR低通滤波器,本科生毕业设计用-Undergraduate graduation design with low-pass filter design FIR frequency sampling method,
firofremez
- 最忧等波纹法设计FIR滤波器,本科生毕业设计-The most worry and other the corrugated law design FIR filter
matlab-kongyu-lvboqi
- 平滑滤波器有中值滤波器和高斯低通滤波器,其中,中值滤波器对去除椒盐噪声特别有效,高斯低通滤波器对去除高斯噪声效果比较好。不同的滤波方式,在特定的图像处理应用中有着不同的效果和各自的优势-failed to translate
ukf
- 一个非线性滤波器的实现程序,能够实现其基本的功能,对于初学者很有帮助。-A nonlinear filter is implemented procedures to achieve its basic functionality, useful for beginners.
the-design-of-fir
- 使用matlab进行有限长fir滤波器设计,要求写出代码画出仿真图形-design fir
fir
- 1. 窗口法设计FIR数字滤波器 2. 以Butterworth 模拟低通滤波器为原型,设计IIR数字滤波器-1. Window design FIR digital filter 2. Butterworth low-pass filter to simulate the prototype, design IIR digital filter
SHUZI
- 数字信号处理,数字高通滤波器的设计(经典设计法)-Digital signal processing, digital high-pass filter design (classic design method)