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DigtalImageProcessingVC
- 完成图像的灰度变换,正交变换,空域频域滤波,边缘检测,膨胀腐蚀,小波变换,水印,以及各种编码。-completion of the gray image transform, orthogonal transformation airspace frequency domain filtering, edge detection, corrosion expansion, wavelet transform, watermarks, and the various coding.
chengxu 按心电信号画出信号时域波形和频谱图
- 1.找点一段心电信号,画出信号时域波形和频谱图; 2. 利用MATLAB中的随机函数产生噪声加入到心电信号中,使心电信号被污染,读出污染后的号并画出对应信号的时域波形和频谱图; 3.用双线性变换法设计一个Butterworth带通滤波器,输出所设计的滤波器的阶次,分子、分母多项式的系数,画出滤波器的频率响应(幅频响应和相频响应)曲线;(也可以根据自己需要设置滤波器性能指标) 带通通滤波器设计性能指标:fs1=10Hz, fp1=20Hz, fp1=1000Hz, fs2=120
PinYULvBo
- 频域滤波,包含频域滤波方面的代码,无需自己编程,打开后即可应用-Frequency domain filtering, frequency domain filtering area that contains the code, without their own programming, the application can be opened
turewavelet
- 是一种很重要的滤波方式,时域频域联合起来-Is a very important way of filtering, frequency domain time domain together
matlab
- 数字图像频域滤波处理,分别进行二阶巴特沃斯(Butterworth)高通、低通滤波器。-Digital image processing frequency domain filtering, respectively second-order Butterworth (Butterworth) high pass, low pass filter.
频域滤波
- 频域滤波是图像增强的一种处理方法,在某些方面比空间滤波更为有效
fuliye33
- 傅立叶变换,各种频域变换和滤波,分割,小波变换,插值拟合-Fourier transform, a variety of frequency domain transformation and filtering, segmentation, wavelet transform, interpolation fitting
Gauss-domain-time-frequency--
- s变换;广义s变换;高斯邻域;时频分析;滤波-s transformation generalized s transformation Gaussian neighborhood time-frequency analysis Filtering