13-suijishengchegnshu

viterbi algorithm in Hidden Markov Model

基于matlab语言的含有延时环节的不完全微分PID算法程序(Incomplete differential PID program)

matlab编写的阴阳历转换程序，直接下载就可以用，编译运行已通过。(lunisolar calendar conversion program written in matlab, download you can use, compile and run has passed.)

说明：  DSP入门：数字滤波器设计(双线性变换法)(DSP basis: Design of digital filter(Double linear transform))

求1000以内的水仙花数(例如：一个数是abc，如果abc=a*a+b*b+c*c,那么abc就是水仙花数)(For less than 1000 of the number of daffodils (for example: a number is ABC, if abc=a*a+b*b+c*c, then ABC is a daffodil number) )

fuzzy logic implementation in matlab with the help of membership functions and fuzzy rules.

很有用的源代码，实现的效果很好，很值得收藏，不错平(Useful source code, to achieve good results, it is worth collecting, good level)

encryption and decryption of text data papers

列主元的Gauss消去法，此代码为防止矩阵的条件值太大，用于快速求解列主元。(The Gauss elimination method of the column principal element)

说明：  小推力航天器转移轨道程序，包括matlab源码和说明文档(Small thrust spacecraft transfer orbit procedures, including source and documentation matlab)