搜索资源列表
matlab-m
- matlab m文件运用5种不同的梯度增强法进行图像锐化和图像的高通滤波和掩模处理-matlab m files using five different gradient method for image enhancement and image sharpening high-pass filter and mask handling
PID
- STM32单片机的PID算法实例,通过PID算法控制STM32的PWM输出,反馈量是PWM低通滤波后得到的AD-STM32 microcontroller PID algorithm instance, through the STM32 PID algorithm to control the PWM output, PWM amount of feedback is obtained after low-pass filter AD
matlab_SoundWave_filter.rar
- 直接运行MAIN文件。对音频文件滤波,完成低通和高通滤波,并保存为WAV文件。,Run directly MAIN file. Filtering of the audio file to complete the low-pass and high-pass filter, and save it as WAV files.
filters
- 实现了多种空域、频域滤波器:直方图均衡化、中值滤波、拉普拉斯锐化、理想低通、巴特沃斯低通、去条带-realize various space-based and frequency-based filters, like equilzation, median filter, laplacian filter, ideal low-pass filter, Butterworth low-pass filter and wedge filter
filter
- 1. 用imoise()函数给一幅数字图像加入’salt & pepper’和’Gaussian’噪声2)用3x3,5x5邻域平均平滑对图像进行处理3)用3x3,5x5中值滤波对图像进行处理, 2. 对一幅数字图像采用理想低通、Butterworth低通 、Gaussian低通滤波器进行平滑;对一幅数字图像采用理想高通、Butterworth高通 、Gaussian高通滤波器进行平滑。-1. With imoise () function to a digital image by a
lowpass
- 图像的低通滤波可以有选择的选择滤波函数,并且效果很好-Low-pass filtering the image can have the choice of filter function selection
daitongfilter
- 带通滤波器的matlab代码,根据自选频率进行滤波-bandpass filter basing matlab with slected frequency by user
exp_filter
- matlab编写的各阶指数的指数低通滤波器对与图像的影响,画图比较滤波前后的对比图。-matlab index prepared by the index of the order low-pass filter and image of the effect of drawing the contrast to compare before and after filtering Fig.
Speech-processing
- 几个关于语音信号处理的源程序,语谱图、三角波频谱、高通滤波、矩形、汉明-Speech spectrum program
exp5
- 对音频信号进行带通滤波处理,带通带宽为800HZ~22000HZ-The audio signal band-pass filter, band-pass bandwidth 800HZ ~ 22000HZ
MATLAB-mp3
- matlab语音信号处理 语音信号采集,然后设计FFR和IIR进行低通滤波,效果比较。,/-matlab .,////////////////////////////////
DCT
- 实现图像的DCT高通、低通滤波器并与傅里叶变换做比较.有图可见,经DCT低通滤波后,图像变得很模糊。因为DCT是FFT取其实部,能量减少,因此图像变得很模糊,没有经FFT滤波后的效果好。 经DCT高通滤波后的图像: 经DCT高通滤波后,图像的低频部分被滤除掉,图像变黑,只有边缘的痕迹可见。-The DCT of image high-pass, low pass filter and compared with the Fourier transform.
IQ
- 中频信号正交化处理过程中,低通滤波法,多相滤波法和Bessel插值法镜频抑制的比较,-IF signal quadrature-based processing, low-pass filtering method, multi-phase filtering method and the Bessel interpolation method mirror-frequency rejection of the comparison,
iirten
- IIR一阶低通、高通、Notch 嵌波、Peak 滤波等十种IIR滤波器的matlab-First-order IIR low-pass, high pass, Notch embedded wave, Peak 10 kinds of filtering, IIR filters matlab
bandpass
- 带通滤波___ ___ ___ __ren -bandpass fliter ,yyyyyyyyyyyyyyyyy
MATLAB
- dct低通滤波 对于数字图像处理的入门例程再好不过了 其中对滤波器的波形给了三位图像-dct transform
shiyu
- 振动信号时域处理办法,包括低通、带通滤波和频域积分法-Time-domain vibration signal processing options, including low-pass, band-pass filtering and frequency-domain integral method
Low-_pass_filter
- 图像低通滤波消除噪声,实现平台matlab,处理效果一般,算法还有改进之处-Low pass filter to eliminate noise in images
DSP
- 1.利用傅立叶级数展开的方法,自由生成所需的x(t); 2.通过选择不同的采样间隔T(分别选T>或<1/2fc),从x(t)获得相应的x(n)(作出x(n)图形); 3.对获得的不同x(n)分别作傅立叶变换,分析其频率响应特性4.利用巴特沃思、切比雪夫或椭圆滤波器设计数字滤波器(滤波特性自定),要求通过改变滤波器参数或特性(低通、高通、带通或带阻)设计至少两种数字滤波器,分析所设计滤波器并对上述给出的不同x(n)分别进行滤波; 5.利用窗函数设计法或频率采样法设计数字滤波
dft
- 低通滤波器,对图像滤波。采用opencv。其中包含二维高斯低通滤波器,衰减系数为2的二维指数低通滤波器,2阶巴特沃思低通滤波器,二维理想低通滤波器-Low-pass filter, the image filtering. Using opencv. Which contains two-dimensional Gaussian low-pass filter, the attenuation factor of 2 two-dimensional index of low-pass filte