Fresnel diffraction

说明：  系统仿真了HSDPA中的HARQ系统，对HARQ系统的吞吐量，重传次数做了分析描述(Simulation of HSDPA in the HARQ system, the throughput of the HARQ system, the number of retransmission made analyzed and described)

fingerprint matlab code

原信号分解成IMF后，用此脚本来计算此IMF的瞬时频率(After the original signal into IMF, use this script to calculate the instantaneous frequency of the IMF)

说明：  bp神经网络实现预测，已经在鸢尾花数据集中验证过，拟合能力不错(Prediction of BP neural network)

二阶系统的最小二乘一次完成算法辨识程序；主要根据实验室对数据处理的程序改的(A complete second-order system least squares algorithm for identification procedures mainly based on laboratory data processing procedures reform)

研制了一套基于pulse多分析仪的声级计自动检定测试系统，主要介绍了系统的工作原理，实现方法及应用(the automatic measurement system of sound level meter is carried out,this system is built on the pulse multi-analyzer)

说明：  熵权法matlab代码，直接在命令窗口输入数据即可进行计算。(Analytic Hierarchy Process Matlab Code)

灰度图片阈值去噪处理，读图片的各种阈值去噪进行编程，比较。(Gray image threshold denoising processing)

给定虚警概率,仿真发现概率在各种干扰下的仿真曲线(Given false alarm probability, the simulation shows that the simulation curve of probability in all kinds of interference)

介绍了一种快速信号相关算法，提高了相关计算效率，降采样频域相关(A fast signal correlation algorithm is introduced, to improve the relevant calculation efficiency, lower sampling frequency domain correlation)