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程序用来消除周期性噪声干扰信号。要求在图像频域中设计一Butterworth陷波器，其阶数n和陷波器半径D0由理论知识通过自己的探索得出，理解二者对滤波器性能的影响。-Procedures used to eliminate the periodic noise signal. Request images to design a Butterworth frequency domain notch filter, and its order n and the radius of notch
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Design frequency domain Ideal, Butterworth and Gaussian band pass filters to filter the input image. Use your own grayscale picture as the input image. The filters must be passing frequencies between radius of 30 and 120 frequency components of the
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（原创）包括冲激响应不变法设计ButterWorth数字低通滤波器、双线性变换法设计ButterWorth数字低通滤波器、和双线性变换法设计ChebyshevI型数字低通滤波器-(Original) includes the same impulse response ButterWorth Design of digital low-pass filters, bilinear transform design ButterWorth digital low-pass filter, and
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介绍了巴特沃思(Butterworth)滤波器的应用、本质、特点、类型和设计实现步骤,通过对MATLAB信号处理工具箱中滤波器实现函数代码分析,提出了较标准双线性变换法步骤更简便的数字巴特沃思滤波器设计方法,并通过编程仿真实现数据滤波-The app lications, essence, characteristics, types, the design and imp lementation step s of the Butterworth filter were introduced.
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常用图象滤波器的设计方法，实现一个通用的高通、低通滤波器函数，其中又分别实现理想、巴特沃思和高斯滤波形式，用实现的函数对图象进行高通处理，将所给图象增加噪声后再进行低通处理，处理后分别进行伪彩色增强-Top image filter design method, to achieve a common high-pass, low-pass filter function, which achieve the ideal, Butterworth and the form of Gaussian
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一个巴特沃斯带阻滤波器的设计，去图像噪声。可以适当改一下滤波器参数，对应图像噪声频率段。-A the Butterworth band rejection filter design to image noise. Appropriate to change the filter parameters, corresponding to the frequency band of image noise.
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the design of digital filter of butterworth filter-Generalized Digital Butterworth Filter Design (FIR and IIR)
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IIR数字滤波器设计与实现:掌握用双线性变换法设计IIR数字滤波器的方法,掌握由低通到高通﹑带通﹑带阻的频率变换方法,掌握Butterworth滤波器设计的原理。-IIR digital filter design and Implementation: master the use of the bilinear transform IIR digital filter design method master low to high pass, band-pass, band resis
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