jiediandianya

说明：  三弯矩插值法 lagrange多项式插值 多项式最小二乘法 龙贝格积分法 分段线性插值 三转角插值 这些是数值分析中常用的集中经典方法，运用matlab展示出来！(three polynomial interpolation Hangzhou least squares polynomial interpolation Romberg integration subparagraph Line sex angle interpolation three interpolation these numerical analysis is commonly used in concentrated classical methods, and use Matlab show!)

输电线路的始端电压和功率的求解，其滞后功率因素为0.8，根据其参数来求解响应的电压和频率(The shifting transmission line voltage and power, the power factor behind for 0.8, according to its parameters to solve the voltage and frequency response)

this is matlab gui guide.

DWT音频水印嵌入算法，DWT音频水印嵌入算法，DWT音频水印嵌入算法(The DWT audio watermark embedding algorithm, DWT audio watermarking algorithm, DWT audio watermark embedding algorithm)

laser analysis using matlab at various power

针对案例数据，用matlab软件对数据进行极差法归一化处理；并使用主成分分析法分析选定成分的特征值贡献率，从而为进行下一步数据分析做一些准备。(According to the case data, the data is normalized by range method with MATLAB software, and the contribution rate of the selected components is analyzed by principal component analysis, so as to make some preparations for the next step of data analysis.)

说明：  说课中常见的三个问题探讨 目前中小学教师说课的问题不少。本文仅就中小学语文教师说课中常见的三个问题提出探讨(Speaking Lesson 3 Common Problems of secondary and primary teachers Speaking Lesson lot of problems. This article far as language teachers in primary and secondary schools common Talking about the class of the three issues)

时频分布在故障诊断中的应用，机械故障信号等(Time-frequency distribution in the fault diagnosis, mechanical fault signals)

解相干MUSIC算法 非常有用 matlab 阵列信号处理 新手必学(Coherent MUSIC algorithm is very useful for the novice array signal processing matlab will learn)

一个变压器励磁涌流的仿真案例，考虑磁滞的影响(A transformer inrush current simulation case, consider the impact of hysteresis)