d2conv

消除左递归，包括自上而下的非递归分析和自上而下的分析(Eliminate left recursion, including non-recursive top-down analysis and top-down analysis)

infinite HMM Refer to Beal s Paper Applying Gibbs Sampling in inference the number of states of HMM is changeable in this algorithm, based on Dirichlet Proce(infinite HMMRefer to Beal s PaperApplying Gibbs Sampling in inferencethe number of states of HMM is changeable in this algorithm, based on Dirichlet Proce)

this code is a matrix with 4 operation

灰色预测模型算法的程序设计方法，可实现未来数据预测功能(Gray prediction model algorithm programming method can achieve future data prediction function)

说明：  关于DVBT的OFDM发送和接受部分的MATLAB代码。(On the OFDM DVBT send and receive part of the MATLAB code.)

这是一篇地震的数学理论方面的文章，希望能对大家有帮助(This is a mathematical theory of an article of the earthquake, I hope you can help)

低通巴特沃斯滤波器设计求阶数，适合广大学生们参考，(Low-pass Butterworth filter design requirements order, for the majority of students reference)

Matlab算法分析与设计程序，包括很多搜索算法的源程序。(Matlab algorithm analysis and design procedures, including many search algorithm of the source.)

八木天线有源折合振子馈电的新结构 (The new structure Yagi antenna active equivalent oscillator fed)

说明：  关与windows程序的交通仿真。怎样描述汽车的行驶。(customs procedures and the traffic simulation. How to describe the car's ride.)