guanjie

matlab线性系统分析,传递函数模型,质量－弹簧－阻尼系统,零极点增益模型（连续系统）(matlab linear system analysis, transfer function model, mass- spring- damper system, zero-pole-gain model (continuous system))

PERFORMANCE EVALUATION OF THREEPHASE INDUCTION MOTOR DRIVE FED FROM Z-SOURCE INVERTER

matlab绘制各种周期信号如正弦波等常用的信号，下下看吧吧吧。(matlab draw a variety of periodic signals such as sine wave signal, such as commonly used, under the under the bar and see it.)

说明：  随机时滞微分方程的时间演化，概率密度及相图(phase diagram of stochastic delay differential equation)

实现帧解析功能，包括帧校验，控制台应用程序(To achieve frame analysis functions, including frame check, a console application)

国外高校老师编写的语音信号特征提取程序，非常实用初学者研究( [E, V, A, P] = analysis(x, N, U, M) extracts vocoder parameters E, V, A, and P from the speech signal x on a frame by frame basis. N is the analysis frame length, U is the update length, and M is the order of the linear prediction analysis. The return arguments are the extracted parameters, where E, V, and P are vectors with "n_frames" (the number of analysis frames, see code below) elements, A is a (n_frames, M+1) size matrix (includes the leading 1 of the polynomial).)

本案例是采用的经典谱估计中的间接法估计的ARMA模型谱估计(This case was a classic spectral estimation using the indirect method to estimate the ARMA model spectral estimation)

本例用五点差分法求解一个二阶偏微分方程，其间用Jacobi迭代求解(This example uses a five-point difference method for solving second order partial differential equations, during which the Jacobi iterative)

本算法适用于解决数学建模中的灰色预测问题，为灰色预测算法，且代码为matlab、(This algorithm is applicable to solve the mathematical modeling of gray prediction, gray prediction algorithm, and the code for matlab)

电力系统 重合闸建模，能很好的对分布式电源的重合闸情况进行模拟(Reclosing power system modeling, can be a good situation for reclosing simulation of distributed power)