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怎样看地质图，这本书教给大家看地质图的方法。(How to look at geological map)

calculating secant Value

Normal ECG test taken on 250 Hz (sampling frequency) You can use in order to obtain (and compare) the stress (from HRV) (compare with ecg stroop & ecg matematica )

隐马尔科夫的MATLAB代码以及原理，希望对大家有帮助，哈哈哈哈哈(The MATLAB code, and Hidden Markov theory, we want to help,哈哈哈哈哈)

说明：  国外人写的LTE链路级仿真文件，对于初学LTE的人有很大的帮助(Written by foreign LTE Link Simulation file, LTE for the beginner who is very helpful)

Matlab基础及其应用教程，适用于初学者快速入门。(Matlab and its application tutorial for beginners to get started.)

一个介绍如何使用matlab的文献，还详细说明了原理(A paper about the matlab filter and it introduction how to use it.)

正弦sin映射，要学习混沌的可以了解下，还有pdf曲线(Sine mapping with pdf curve, learning chaos can understand)

此代码为基于遗传算法摩擦模型参数辨识的PID控制MATLAB仿真代码(This code is based on genetic algorithm for parameter identification of friction model simulation of PID control of MATLAB code)

这是一个仿真单摆非线性振动的程序，可以计算单摆的分岔图。相图。是基于MATLAB开发(this is a program for slove the nonlinear vbration of pendulum.)