time-frequency

mode shapes of a shaft supported by fluid film bearing(this codes gives a good method to calculate the mode shapes of a shaft supported by fluid film bearing)

发射信号为13位巴克码和线性调频混合调制的信号,该雷达具有数字化正交解调、数字脉冲处理、固定目标对消、动目标检测, 和恒虚警（CFAR）处理等功能 (Transmitted signal is 13 Barker code modulation and linear FM signals mixed, the radar has a digital quadrature demodulation, digital pulse processing, fixed target for elimination, moving target detection, and constant false alarm rate (CFAR) processing functions)

说明：  100kW三相光伏并网详细模型 MPPT使用增量电导法(Detailed model of 100 kW three-phase photovoltaic grid-connected MPPT uses incremental conductivity method)

matlab code for Bernoulli s chaotic map used for encryption

matlab/simulink下建立风机发电传动系统模型(established fan power transmission model matlab/simulink)

一种用于判决反馈均衡器的方法和装置，其中使用一校正项来补偿限制器误差，从而避免了误差传播。选择均衡器的滤波器系数以便使均衡器的代价函数最小(One for decision feedback equalizer method and device, which uses an error correction terms to compensate for the limiter, thus avoiding error propagation. Select equalizer equalizer filter coefficients so that the minimum cost function)

matlab实现的prim算法和kruskal算法(prim and kruskal made by matlab )

自己写的一个关于非零频的LFM信号的产生，及下混频到零频的代码，有详细的注释(A non-zero frequency LFM signal generation, and under the mixer to the zero-frequency code, with detailed comments)

先进PID控制及其MATLAB仿真(刘金锟)(Advanced PID control and MATLAB simulation (Liu Kun) )

用 MATLAB 软件 实现了 GM(1 ,1) 预测算法并给出了源代码所建立的 GM(1 ,1) 预测效果比较好 ,验证了利用MAT 2 LAB 实现该算法的有效性和程序的正确性 ,进一步展示了MATLAB 软件的功能强大和实用性强的特点.(MATLAB software GM (1, 1) prediction algorithm and give the source code to establish the GM (1, 1) forecast better results, verify the correctness of the MAT 2 LAB effectiveness of the algorithm and program further demonstrate the powerful and practical features of MATLAB software.)