junzhi

直流电机调速系统仿真，建立模型，系统仿真，画出仿真曲线(DC motor speed control system simulation, modeling, system simulation, simulation curve drawn)

说明：  压缩感知中的正交匹配追踪法重构一维离散信号(Compressed sensing method in the orthogonal matching pursuit signal reconstruction)

说明：  主要介绍了有限差分方法的MATLAB编程(Finite difference method of MATLAB Programming)

基于最小均方误差准则的自适应数字波束形成器(Criteria based on minimum mean square error of adaptive digital beamformer)

基于matlab的微粒群优化算法解决多目标的问题。(Matlab-based particle swarm optimization algorithm to solve the multi-objective problem.)

Crank_Nicolson隐式解法，关于一位热传导的(Crank_Nicolson implicit solution, on a heat conduction)

共包含四个文件： hamo_packet.m 谐波小波包子程序，输入参数为原信号序列，采频，分解层数，返回三维数组，存储各层各频带分解结果； harmopacktest.m 检验上述子程序可行性的m文件； harmonic wavelet analysis.pdf Newland关于谐波小波的原始论文； 20130329谐波滤波.docx 内附matlab程序和分析结果。对电机电流信号做了谐波小波分解，分别从时域和频域构造谐波小波，结果显示，频域构造的小波光滑性稍差。(Contains four files: hamo_packet.m harmonic wavelet buns procedures, input parameters as the original signal sequence mining frequency decomposition level, return to the three-dimensional array, storage layers each band decomposition results harmopacktest.m test subroutine feasibility m-file harmonic wavelet analysis.pdf Newland original papers on harmonic wavelet 20,130,329 harmonic filter the. docx included matlab program and analysis of the results. Harmonic wavelet decomposition of the motor current signal, respectively, from the time domain and frequency domain construct harmonic wavelet, the results show that wavelet smoothing a less frequency-domain structure.)

用matlab语言实现QPSK调制信号产生(using Matlab language QPSK modulation signal generator)

无线传感器网络是一种全新的信息获取平台，能够实时监测和采集网络分布区域内的各种检测对象的信息，并将这些信息发送到网关节点，以实现复杂的指定范围内目标检测与跟踪，具有快速展开、抗毁性强等特点，有着广阔的应用前景(Wireless sensor networks is a new information access platform, real-time monitoring of distribution and collection networks within the region of various test object information, and information sent to the gateway node, in order to achieve the specified range of complex target detection and tracking, with rapid deployment, survivability and strong features, have broad application prospects)

提取数据波形时域特征（绝对幅值、平均值、峭度、过零点）并且用LDA分类(Time-domain waveform data extraction features (absolute amplitude, mean, kurtosis, zero crossing) and classification with LDA)