搜索资源列表
meto
- 用于对数字图像的处理,低通滤波器和高通滤波器。用VC++打开meto.dsw,重建,运行即可。-used for digital image processing, low-pass filter and a high-pass filter. VC opened meto.dsw, reconstruction, can be run.
lessonresouse
- 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
matlabtuxiangchulidaima
- 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 P0309:运
zsyxl
- MATLAB源码,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 P0309:运用5种不同的梯度增强法进行图像锐化 P0310:图像的高通滤波
T_filter
- 数字图像梯形低通滤波器,只要修改把大于号改成小于号就可实现高通滤波器-Digital Image trapezoidal low-pass filter, as long as the changes has been replaced by greater-than, less than can be achieved high pass filter
exp_filter
- 数字图像指数滤波器低通滤波器,只要修改把大于号改成小于号就可实现高通滤波器-digital image index filter low-pass filter, as long as the changes has been replaced by greater-than, less than can be achieved high pass filter
ideal_filter
- 数字图像理想低通滤波器,只要修改把大于号改成小于号就可实现高通滤波器-digital image ideal low-pass filter, as long as the changes has been replaced by greater-than, less than can be achieved high pass filter
txlb
- 数字图像处理中的滤波和傅里叶压缩,包括理想低通滤波器,巴特沃茨高通滤波器,高斯带通滤波器,高斯带阻滤波器,FFT图像压缩。附原图像和处理后的图像截图。-Digital image processing in filtering and Fourier compression, including the design of an ideal low-pass filter, design Batewoci high-pass filter, bandpass filter design Gaus
FIR
- 数字信号处理基于matlab 文件内容 /conv(卷积部分) dupconv 重叠保留法 freqcirconv 频域圆周卷积 freqconv 频域卷积 timecirconv 时域圆周卷积 timeconv 时域卷积 /fft(频域分析部分) d2fft 基2FFT dft DFT最简化程序 dtft DTFT演示 /fir(fir滤波器设计) fir 得到fir滤波器hn getwindow 得到fir
butter-ChebyshevI
- (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
dsp
- 数字信号处理 冲激响应 数字低通滤波器-digital signal processing impulse response wave digital lowpass 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
iir
- 设计一个低通数字滤波器,满足如下设计指标: 通带截止频率:0.2pi,通带波动:1dB 阻带截止频率:0.3pi,阻带衰减:15dB 要求:分别采用巴特沃斯、切比雪夫Ⅰ型、切比雪夫Ⅱ型和椭圆滤波器原型进行设 计,比较各种设计的阶数、实际阻带衰减,分析实验结果 -Design a low pass digital filters that meet the following design specifications: passband cutoff frequency:
FIR-Lowpass-Filter
- 基于切比雪夫一致逼近法设计FIR数字低通滤波器,matlab环境下的源程序-FIR Digital Lowpass Filter based on ChebyshevI though Matlab.
eg6_bi
- 双线性变换法设计巴特沃斯数字低通滤波器。-Bilinear transformation method to design butterworth digital low-pass filter.
low-pass-filter-matlab-program
- 实现了Fir汉宁窗设计II型数字低通滤波器,文件中含有子函数文件,运行成功,无错误-The Fir Hanning window design II digital low-pass filter, the file contains sub function files, run successfully, no error
matlab code实验7高通、低通、带通和带阻滤波器
- < 数字图像处理算法及应用>这本书的相关代码(Image Processing Algorithm and Practices is an important book in IP and AI. High-pass Filter is very normal and practical tool.)
lab3
- 下载图片然后傅立叶变换 展示频谱 计算灰度级平均值 使用高斯低通滤波器,可以指定size,m*n,高斯函数的中心位置。 用例图做高斯低通滤波。((a)Download Fig. 4.41(a) from the book web site and compute its (centered) Fourier spectrum. (b) Display the spectrum. (c) Use your result in (a) to compute the average val
数字图像处理第三次实验
- 傅立叶变换 显示原图像的频谱 二阶巴特沃斯(Butterworth)低通滤波器(Fourier transformation Display the spectrum of the original image Two order Butterworth (Butterworth) low pass filter)
MATLAB建立butterworth低通滤波器
- 在进行数字图像处理图像平滑的时候需要建立滤波器消除其中的噪声,从而增强图像信息