test_code_e

This function generates a pulse train unit amplitude, is then filtered with an exponential model of the glottis.

用于决策树中对数据进行分类，适合机器学习等领域(For a decision tree to classify data for machine learning and other fields)

说明：  基于牛顿拉夫逊法的 ieee14节点配电网算例PQ分解法潮流计算,含原始数据和计算结果。(Based on the Newton Raphson method, the power flow calculation of the ieee14-node distribution network by the PQ decomposition method, including the original data and the calculation results.)

用matlab编写的正交相移调制，已通过测试，可以运行(QPSK)

主要介绍了正交振幅调制的相关知识，包括如何识别(Mainly introduced the quadrature amplitude modulation related knowledge, including how to identify)

Ant Colony Algorithm for Traveling Salesman Problem

transform a file to dct domain

这一程序内涵模糊控制器的FIS程序，可以做基于此做PIDmatlab仿真。(This program connotation fuzzy controller fis program, you can do based on this PID simulation.)

measure the capacitance of parallel plate capacitor

用matlab对wav文件进行频谱分析，并画出频谱图(att)