qidongli

极坐标自组织映射，自动实现聚类功能,输入为待分类的数据样本，返回对应的聚类数和样本聚类情况(Use polar self organizing map method to cluster the data into several classes automaticly)

alternative proofs of theorems from ATHENS

说明：  该文件包括几篇比较关于LDPC编码核心的基础读物，还有关于LDPC开发的MATLAB仿真库和运用该库所进行的一些仿真源码(The documents include a few more LDPC coding on the basis of the core reading, also on the development of the LDPC MATLAB simulation library and use the library for the simulation source code)

ac motor speed control simulation and text mmmmm nnnn nbbbb hhhh ddddd sssw wwww w ww w w w w w w w www

层次分析法，直接可以用的matlab程序，包含两个文件(AHP)

mean shift clustering

用C语言编写的QAM调制解调程序，调试通过。(Written in C language with QAM modulation and demodulation process, through debugging.)

说明：  求反求参数（无约束非线性优化方法）的matlab实现 无约束非线性优化算法-Powell法优化子程序 matlab广义最小二乘算法程序(Reverse order parameter (unconstrained nonlinear optimization method) to achieve the matlab unconstrained nonlinear optimization algorithm-Powell method to optimize the generalized least-squares algorithm matlab subroutine procedure)

说明：  调用.csv文件格式或者Excel格式文件实现Matlab数学算法：图像或图形的再现、时域和频域的信号分析和处理(call. Csv file format or Excel format Matlab mathematical algorithms to achieve : images or graphics to recreate the time domain and frequency domain signal analysis and processing)

modified rayleigh maximum likelihood filter with homogenous rotating mask filter