QPSK1

bandpassfilter which can be selectively attenuated at specific frequencies. It can also be used to bandstop

Matlab codes for financial models

说明：  matlab的高阶谱（包括双谱），包括高阶谱的直接法及间接法，用于信号的检测及时差估计。(matlab higher order spectra (including dual spectrum), including high-end spectrum of the direct method and indirect method for signal detection time difference estimates.)

geodesic distance of DTMRI

随机人行荷载模拟，能够模拟人群随机人群荷载，用来判断大跨度楼板的振动舒适度(Random pedestrian load simulation)

说明：  基于matlab的fsk调制的代码，可以实现仿真(it s fsk)

排列熵与多尺度排列熵计算，源于matlab exchange(used for calculating permutation entropy and multiscale PE，which is from Matlab file exchange)

this code is to select the coefficients

带汉明码的直接序列变换DSSS，直接序列变化中采用了hamm编码方式，带GUI(Hamming codes with the direct-sequence transform DSSS direct sequence changes hamm used in the encoding, with GUI)

粒子群优化算法计算出的PSS优化模型，为四机两区模型(PSS optimization model calculated by particle swarm optimization algorithm)