计算球的目标函数

提出一种基于Teager能量算子的小电流接地 系统的单相故障选线方法。通过EMD时空滤 波，在故障线路零序电流中提取暂态分量作 为特征量，以Teager能量算子法求得暂态分 量的瞬时频率、实际频率和幅值，进而得到 信号的能量均值，再以能量均值为故障判 据，从而检测出故障线路。经Matlab/Simulink 仿真验证，结果表明该方法的有效性，且算 法简便(Single-phase fault line selection method for the system. Time-space filtering through EMD)

本文档涵盖所有常用matlab算法的程序，希望对大家有帮助(This document covers all the commonly used algorithm matlab program, we want to help)

说明：  ldpc码的基于联合校验—变量处理修正译码算法基础上的改进(the improvement of LDPC code decoding algorithm )

It s a type of codification or voice.

语音信号处理教材中，如何训练码书，从这段程序中可以简单地看出(Speech signal processing textbooks, how to train codebook, can simply be seen from this program )

说明：  快速推进法计算初至波走时，可计算二维强非均匀介质(The fast marching method can be used to calculate the first break travel time in two-dimensional strong inhomogeneous media)

Matlab examples for practice.

基于DCT的数字水印基本代码框架，能够完整的嵌入水印信息、提取水印信息。可根据需要再此基础上修改算法。(DCT-based digital watermarking code framework, a complete embedded watermark information to extract the watermark information. According to the need for this based on the modified algorithm.)

时频原子分解算法主要用于建立时频原子库，从而提取出特征信号(Time-frequency atom decomposition algorithm for frequency atoms library created to extract the characteristic signal)

matlab编程实例一百个，全部是源程序，用处很广(one hundred matlab programming examples, all source code, very useful)