average

The first purpose of this paper is to present a brief introduction to the behavior and functioning of a PV device and write its basic equation, without the intention of providing an in-depth analysis of the photovoltaic phenomena and the semiconductor physics.

求解非线性振动方程 周期解的 谐波平衡法 通用计算程序 matlab编写(Solve the nonlinear vibration equation periodic solution harmonic balance method common calculation program matlab coded)

说明：  Mixed frequency vector autoregressive model use in MATLAB2018b

说明：  过热气温串级控制，是锅炉控制系统中的一个重要组成部分，一般运用的都是串级的控制，相对于水位的三冲量控制。(Superheated steam temperature cascade control, boiler control system is an important part of the general use of cascade control are compared with three-level impulse control.)

多项式核函数的支持向量机作为模型预测的预测模型,多非线性系统进行多步模型预测控制(Polynomial kernel function as support vector machine model to predict the forecast model, nonlinear systems, multi-step model predictive control)

介绍有关求常微分方程matlab下数值解的一些算法的讲义(About matlab under some of the numerical solution algorithm for ordinary differential equations handouts)

已知语音文件求出其LPC系数后，调用a_lsf_conversion.m函数求其对应的LSF(Known find their voice files LPC coefficients, call a_lsf_conversion.m corresponding LSF function evaluation)

在matlab环境下编写自己的fft算法，与系统的函数进行对比分析(In the matlab environment to write your own fft algorithm, and a comparative analysis of the system function)

协同通信以及感知无线电方面的仿真，MATLAB环境(Collaborative aspects of cognitive radio communications, as well as simulation, MATLAB environment)

对噪声信号中的正弦信号，通过Pisarenko谐波分解方法、Music算法和Esprit算法进行频率估计，信号源是： 其中， ， ， ； 是高斯白噪声，方差为 。使用128个数据样本进行估计。 1、用三种算法进行频率估计，独立运行20次，记录各个方法的估计值，计算均值和方差； 2、增加噪声功率，观察和分析各种方法的性能。(Sinusoidal signal in the noise signal through the Pisarenko harmonic decomposition method, Music algorithms and Esprit frequency estimation algorithm, the signal source is: where,,, a Gaussian white noise, variance. 128 data samples used to estimate. 1, with three kinds of frequency estimation algorithm, run independently 20 times, record the estimated value of each method to calculate the mean and variance 2, the increase in noise power, observation and analysis of the performance of various methods.)