fractal_image

该文章主要是介绍滤波器的设计核心算法以及实例(This article mainly describes the design of filter core algorithm and example)

对语音信号的分析，其中包括语音信号的时域波形和频域波形图。(On the speech signal analysis, including the speech signal time-domain waveform and frequency domain waveform graph. )

The following attachment contains code in Matlab to perform operations to digital signals.

apache maven software

三次样条插值函数的函数值，在matlab中的m文件，输入数据可以直接应用(the function of spline3)

说明：  这是用于matlab的lssvm时序预测算法，亲测可用(This is the lssvm timing prediction algorithm for matlab, pro test is available)

kalman滤波器的Matlab验证，以及迭代算法的实现(kalman filter Matlab validation, and iterative algorithm)

1、典型连续时间信号波形绘制 1）单边指数信号 要求： (1) 画出t=0,1,2,…,500共501点 (2)在一个坐标系中用三种不同颜色分别绘制如下三种情况下的波形 (a) E=200,X=62.5 (b) E=200,X=125.0 (c) E=200,X=250.0 (3)标出特殊点的坐标，如t=0和 的坐标 代码为此题目的解 ()

通过对抽油杆运动规律的分析并结合简易的几何图形，计算出光杆悬点运动的位移函数，从而得出光杆运动的速度函数和加速度函数，并且通过MATLAB软件给出了位移函数图象，及其与有荷载的附件1的悬点位移数据的比较图。(Through the analysis of the sucker rod motion law and combining the simple geometric shapes, calculate the polished rod suspension point displacement function, calculated the functions and the acceleration of the polished rod motion speed, and displacement function is given by MATLAB software image, and its suspension with a load of attachment 1 point displacement data comparison chart.)

ricker子波程序,用matlab编写，人工合成地震记录的基础(ricker wavelet program, written with matlab, the basis of synthetic seismograms)