搜索资源列表
FFt
- 其中图片说明: A: 傅里叶变换后频谱图 B:陷波函数作用后的频谱图 C:经逆变换的滤波后图像,效果不是很理想 Ifft2:为验证自己的快速傅里叶变换程序的正确性,用matlab自带逆变换程序将频谱逆变换后图形,与原图相符,说明快速傅里叶变换程序正确。-One Photo caption: A: After the Fourier transform frequency spectrum diagram B: the role of Notch function, the fre
gaijinxianboqi
- 改进型自适应陷波谐波检测法的研究,提高陷波器滤波功能-Improved Adaptive Notch harmonic detection method
28781075Fourierbianhuajifanbianhuan
- 傅里叶变换后频谱图 B:陷波函数作用后的频谱图 C:经逆变换的滤波后图像,效果不是很理想 Ifft2:为验证自己的快速傅里叶变换程序的正确性,用matlab自带逆变换程序将频谱逆变换后图形,与原图相符,说明快速傅里叶变换程序正确。-This is a FFT
xianbofilter
- 设计陷波滤波器,建立原始信号,对其采样,将采样信号通过滤波器进行滤波-Design trapped wave filter, establish the original signal, the sampling, will sampling signal through the filter to filter
preprocess
- 对16导联脑电信号进行预处理,设计陷波器去除50Hz工频,采用低通滤波及求和平均两种方法去除伪迹,同时作出16导联脑电信号预处理后的频谱图-On the 16-lead EEG preprocessing, design notch filter to remove 50Hz frequency, low-pass filtering and summation of the average two ways to remove artifacts, while making 16-lead E
filtering_F
- 图像频域滤波,用matlab实现了在图像频域中通过Butterworth陷波器消除周期性噪声干扰信号。-Image frequency domain filtering using matlab achieved in the frequency domain image by Butterworth notch filter to eliminate periodic noise signal.
hrmfilter50
- 300HZ 采样率下,50、60HZ陷波器及8HZ高通多项式实现。画出原始数据及滤波后数据并画出相应频谱-50/60HZ notch filter of the matlab program.Plot raw data and filtered data and corresponding Spectrum
cnotch
- 圆对称陷波滤波器 一种比较有效的滤波方式,可以自动生成相对应的凹陷。-Generates circularly symmetric notch filters
image-experiment-for-matlab
- 图像平滑滤波、频域低通滤波、陷波处理、直方图均衡化-Image filtering, frequency domain lowpass filter, notch processing, histogram equalization