搜索资源列表
walt
- 利用小波的对图像的分解和重构,然后对重构图像消噪,并比较消噪前后的图像。-the use of wavelet image decomposition and reconstruction, and then reconstructed image denoising, and compare the before and after denoising images.
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
TFit.rar
- 光谱的定量测量程序,用matlab编写,比较使用.,Spectra of quantitative measurement procedures, using matlab write, compare the use of.
waveleseriestthreshoding
- 使用matlab的小波分解和重建函数对24位的ADC采样数据进行小波变换和去噪,去噪使用阈值算法,阈值的选取具体使用了6种方法进行对比,对于不同信号其效果是不同的!把去噪后的信号和原始信号放在一个图中,使用不同颜色的曲线进行对比,效果可以很直观的表现。-Using matlab wavelet decomposition and reconstruction of the function for 24-bit ADC sampling data wavelet transform and de
multi_basis_wavelet_image
- 采用多种小波基实现了2维图像的小波变换,可以用来比较不同小波基的变化特性-Achieved using a variety of wavelet transform 2-D images that can be used to compare changes in properties of different wavelets
harrwavelet
- 哈尔小波变换源代码,自己写的,调试成功,可以参考,并与其他方式比较!-Haar wavelet transform source code, write your own, commissioning successful, can refer to and compare with other ways!
Untitled11
- 小波语音去噪去噪,比较其在不同阈值环境下的信噪比以及输出的波形-Wavelet speech denoising denoising, to compare the signal to noise ratio in the environment of different thresholds and output waveforms
DIP_wavelet-transform
- 利用二维Mallat小波分解原理,对一幅标准图像进行3级分解,获取小波高/低频系数,并分别用低频分量LL1、LL2、LL3小波系数进行图像重建,分别计算这三种情况和原始图像比较地PSNR-2D Mallat wavelet decomposition principle, a standard image 3 decomposition, to obtain of Wavelet high/low frequency coefficients, and the low-frequency com
QPSK
- QPSK调制后产生QPSK信号,QPSK信号分别通过AWGN信道、Rayleigh衰减信道和Rician衰减信道,分别通过QPSK解调出数字信号,通过输入与输出数字信号的对比计算出仿真过程中的传输误比率,并将其与各衰减信道的理论误比率进行对比-Generate QPSK signal QPSK modulation, QPSK signals through AWGN channel, Rayleigh fading channel and Rician fading channel, resp
lee
- LEE以及LEE精致滤波,以及对其性能的比较-LEE and LEE fine filter, and compare its performance
LMS222
- LMS自适应滤波器与NLMS自适应滤波器的比较-LMS adaptive filter and compare NLMS adaptive filter
Wavelet-de-noising
- 小波变换程序 用MATLAB编程处理,得到信号图像分析 比较初级 用于初级学习-Wavelet transform application MATLAB programming processing, image analysis to compare the primary signal Used for primary learning
Untitled
- fft快速傅里叶比变幻和一般傅里叶变化的差别比较-fft Fast Fourier compare the differences and changes in the ratio of general Fourier transform
shuzichulikechengsheji
- 数字处理课程设计的程序,里面包括有褶积滤波,快变滤波,褶积滤波与递归滤波的比较,设计高通滤波因子,分析补零对振幅谱的影响,线性褶积和循环褶积,最小平方反滤波,零相位转换,最小相位转换,对地震记录进行静校正11个程序-Digital Processing course design program, which includes the convolution filter, quick change filter, compare convolution filtering and recurs
MyAutoCorr
- 本程序是用于信号相关分析的实验程序。 主要功能是计算和比较几种信号的相关函数-This procedure is used to process signal correlation analysis). Main function is to calculate and compare several signal correlation function
qinyinzhuoyinzixiangguan2
- 分别将一帧清音信号与一帧浊音信号进行自相关,并比较结果,以作检测基音周期。-Respectively an unvoiced voiced signal and a signal autocorrelation, and compare the results to detect pitch for.
