资源列表
exa010501
- 给出两个chirp信号相加后，由瞬时频率定义求出的瞬时频率曲线，说明瞬时频率的不确切性；-The sum of two chirp signals are given, after the definition of instantaneous frequency derived from the instantaneous frequency curve, indicating lack of precision in the instantaneous frequency
LHPfilter
- 低通滤波，高通滤波，带通滤波，可以满足不同使用者的需求。-Low pass, high pass filter, band pass filter, to meet the needs of different users.
improved-mean-filter
- 该代码是在传统的均值滤波算法上进行的改进算法，更好的保留了图像信息，而且提高了信噪比-The code is to improve the algorithm in the traditional mean filter algorithm, the better to retain the image information, and improve the signal to noise ratio
DWT
- 一个简单的调用matlab DWT函数进行离散小波变换的示例程序-A simple function call matlab DWT DWT sample program
quickfourierforEx
- matlab实现一维傅里叶变化到频域空间-fft of Ex
shengxian__changshu
- 绘制声速梯度为常数时的声线，与声学有关。-Drawing velocity gradient is constant voice, and acoustic related.
xb
- 利用小波变换对图像进行二次压缩处理的MATLAB程序-A MATLAB program for secondary compression of image using wavelet transform
getLaplacian1
- 拉普拉斯变换程序代码，主要针对图像处理实现软扣图应用，对图像进行还原，细节清晰化-Laplace transform program code, mainly for image processing soft-button map application to restore the image, detail clarity
denoising-based-on-wavelet-transform
- 这是一个基于一维语音信号的自动消噪代码，采用的是启发式阈值-This is a automatic denoising code based on wavelet transform for one-dimensional signal,we use the heuristic threshold
RLS0
- 对于一实测时间序列,我想用matlab中的小波分析功能找出其周期和突变点，现在只能做出其小波系数图，请教高手指点如何将其转化为频率图？附件的论文里有用这个方法的，但不知其中的图是如何做出，从图上如何看出周期和突变点？谢谢！
wavelet-scale-edge
- 这个程序的作用是检索图转成灰度图并且调整图像的像素值，可以改变对比度和颜色-The role of this program is to retrieve the chart converted to grayscale and adjust the image' s pixel values, can change the contrast and color
pinghuachuli-1
- 利用五点滑动平均法对信号进行平滑处理，消除噪声信号的影响-5 moving average method is used to analyse the signal smoothing, eliminate the influence of the noise signal