a_2D_fdtd

基于MATLAB6.0实现的体彩双色球预测算法，基础原理是rbp神经网络(Based on MATLAB6.0 implementation Ticai Shuangse Qiu prediction algorithm, neural network-based principle is rbp)

Implementacao da rede MLP canonica (backpropagation com gradiente descendente)

用LMSE方法验证两类的可分性，介绍了LMSE算法(LMSE method validation can be divided into two categories , the LMSE algorithm )

希尔伯特黄变换的C语言实现，包括希尔伯特谱分析，瞬时频率的求解等。(Hilbert Huang Transform C language, including Hilbert spectral analysis, such as instantaneous frequency solution.)

MATLAB中的柱状图颜色替换为网格或者斜线等的调用函数源代码，易于区分(MATLAB histogram of color is replaced by the calling function of grid or slash source code, easy to distinguish)

50hz线电滤波算法，剔除信号中的限电干扰(50hz power line filtering algorithm, brownouts eliminate signal interference)

code for the spanning tree.

此程序是matlab计算六层框架结构在地震作用下的动力响应，并绘出动力响应曲线(This program is matlab calculation of the dynamic response of the six-story frame structure under earthquake, and draw power response curve)

小波变换已应用到工程的各个方面，但一般只是应用MATLAB的小波工具包来编程，有时需要自己编程实现，故这里给出了DB4小波变换的C实现(Wavelet transform has been applied to all aspects of the project, but generally only apply MATLAB wavelet toolkit for programming, sometimes need their own programming, so here is a DB4 wavelet transform C implementation)

余割函数方向图的天线设计，其中给出了设计原理和实物图。(Cosecant pattern of the antenna design, which gives the design principle and the physical map.)