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用MATLAB语言编写的pade近似程序，本人保留版权(the analysis of pade)

YNvd变压器的建模与仿真，是铁路同相供电系统的3/2变压原理，比较前沿的技术(YNvd transformer modeling and simulation of railway power supply system in phase 3/2 transformer principle, more cutting-edge technology)

It wil perform DWT on a given signal using Chain process

Haar algo for compression

说明：  40KHZ局部放电超声信号源模拟仿真，四种衰减形式：单指数、单指数振荡、双指数、双指数衰减震荡(Simulation of 40KHz PD ultrasonic signal source, four attenuation forms: single index, single index oscillation, double index, double index attenuation oscillation)

文档介绍了matlab工具箱的使用情况。对于初学者是非常有帮助的。(Document describes the use of matlab toolbox. For beginners it is very helpful.)

一种比较简单的蚁群算法的matlab实现，包括完整的代码(A relatively simple ant colony algorithm matlab implementation, including the complete code)

以simulink为基础平台，对信号调制解调方式2ASK、2FSK、2PSK信号分别仿真(2ASK、2FSK、2PSK，simulink)

说明：  harris 角点检测 MATLAB 代码(Harris corner detection MATLAB code)

假设截获了一段短波数字通信的信号，要求解调出最终的信息，每组解调出来后，将10组信息组合起来，恢复最终的信源输出数据。 先验信息：两组数据文件，编号为1、2，每组I、Q两路存放，格式为“int16”，采样率为9600Sa/s，其中第一组为单径情况，第二组为多径情况。 参数符合MIL-STD-188-110A标准； 同步序列为syn=seq.dat，BPSK调制； 接收机频率稳定度高于1e-6。 文件中有效信息总长度为333.75s，其中同步头长为5/12s，每时隙1/6s，训练序列占10 ，在数据之前； 交织方式为全交织，矩阵交织，列为1000，在比特级进行； 纠错码码率为1/2； 调制方式为BPSK、QPSK和8PSK中的一种，映射方式为二进制，BPSK相位偏移为0，其余两种为 。 (Suppose intercepted signal for a period of short-wave digital communications requires final demodulated information after each demodulated, combining 10 group information, to restore the final output data source. Priori information: two sets of data file, numbered 1, 2, each I, Q two-way storage, the format is int16 , sampling rate 9600Sa/s, where the first group is a single path, the second group multipath situation. Parameters meet MIL-STD-188-110A standard Synchronization sequence syn = seq.dat, BPSK modulation The frequency stability of the receiver is higher than 1e-6. File payload total length of 333.75s, wherein the synchronization header length is 5/12s, each time slot 1/6s, accounting for 10 of the training sequence, before the data Interleaving for the whole interleaving matrix interleaving, as 1000, carried out at the bit level Error correction code rate of 1/2 The modulation scheme is BPSK, QPSK and 8PSK one, a binary mapping, the BPSK phase offset is 0, the )