基于kaiser窗的双谱线插值FFT谐波分析，虚拟力的无线传感网络覆盖，随机调制信号下的模拟ppm，快速扩展随机生成树算法，ICA（主分量分析）算法和程序，复化三点Gauss-lengend公式求pi，有均匀线阵的CRB曲线。- Dual-line interpolation FFT harmonic analysis kaiser windows, Virtual power wireless sensor network coverage, Random ppm modulated analog signal under Rapid expansion of random spanning tree algorithm, ICA (Principal Component Analysis) algorithm and procedures, Complex of three-point Gauss-lengend the Formula pi, There ULA CRB curve.