比较了软阈值，硬阈值及当今各种阈值计算方法,分形维数计算的毯子算法matlab代码,非归零型差分相位调制信号建模与仿真分析 。- Comparison of soft threshold and hard threshold and today various threshold calculation method, Fractal dimension calculation algorithm matlab code blankets, NRZ type differential phase modulation signal modeling and simulation analysis.