粒子群优化PSO

说明：  bpsk仿真程序，仿真ber（误码率）等性能(bpsk simulation, emulation ber (bit error rate) and other properties)

MATLAB编写的GPS 信号的产生捕获程序(MATLAB prepared by the GPS signal capture the selection procedures)

solving heat equation

hidden markov viterbi

经过调试过的朴素贝叶斯分类器，可以正常使用。(After debugging through the Naive Bayes classifier, can be used normally . )

说明：  计算压缩前后两信号的相关性，通过计算相关性，计算压缩信号的位移量(Calculated before and after the two compressed signal correlation, by calculating the correlation to calculate the displacement signal compression)

matlab算法——计算三维散乱点云的曲率，包括主曲率，高斯曲率和平均曲率(matlab algorithms- calculate the three-dimensional curvature of scattered point cloud, including the main curvature, Gaussian curvature and the mean curvature)

将IQ数据转换成FFT频谱，点数代表了频率值。(convert the IQ to spectrum by fft.)

My version of k-means function. Improved so that there are no empty clusters after segmentation.

computation of the area of a triangle