计算多重分形非趋势波动分析，单径或多径瑞利衰落信道仿真，应用小区域方差对比，程序简单，采用热核构造权重，包括随机梯度算法，相对梯度算法，ICA（主分量分析）算法和程序，已调制信号计算其普相关密度。- Calculate the multifractal trend fluctuation analysis, Single path or multipath Rayleigh fading channel simulation, Application of small area variance comparison, simple procedures, Thermonuclear using weighting factors Including stochastic gradient algorithm, the relative gradient algorithm, ICA (Principal Component Analysis) algorithm and procedures, Modulated signals to calculate its density Pu-related.