主要为数据分析和统计，旋转机械二维全息谱计算，已调制信号计算其普相关密度，处理信号的时频分析，部分实现了追踪测速迭代松弛算法，计算多重分形非趋势波动分析。- Mainly for data analysis and statistics, Rotating machinery 2-d holographic spectrum calculation, Modulated signals to calculate its density Pu-related, When processing a signal frequency analysis, Partially achieved tracking speed iterative relaxation algorithm, Calculate the multifractal trend fluctuation analysis.