fangzhenxinhao

光纤陀螺输出误差的allan方差分析，使用的matlab仿真软件以及实际陀螺采样的数据进行分析。详细分析了5个误差的大小及其拟合曲线(FOG output error of the allan variance analysis, the use of matlab simulation software as well as actual gyroscope data sample for analysis. A detailed analysis of the size of error of 5 and its fitting curve)

维纳滤波算法去除加噪声音乐程序，效果比较好，有图为证。(Wiener filter algorithm to remove noise adding music program, the effect is better, has a license to the graph. )

matlab函数命令速查手册，很好的matlab工具，可以没有按字母排列。(matlab function query )

求逐月异常序列x(n,12)和y(n,12)(n是年)的相关系数r(24)，其中j=1～12是1～12个月的情形，13～22是冬、春、夏、秋、冬季逐月、春季逐月、夏季逐月、秋季逐月、逐月、年、冬半年逐月（NDJFMA）、夏半年逐月（MJJASO）的序列的情形 (Abnormalities associated)

Finite elements analysis for a beam with three joints

本文件内容是蒙特卡罗算法，主要是对一些被积函数难的多重积分进行估计，文档除了程序以外，还有详细的讲解，便于理解。(Contents of this document are the Monte Carlo algorithm, mainly for some of the integrand is difficult to estimate the multiple integration, documentation, in addition to the program, there are detailed explanations, easy to understand.)

MATLAB实现中值滤波源代码,此文件为MATLAB做图像中值滤波的源代码，并且计算均方误差，归一化均方误差以及峰值信噪比(MATLAB median filter source code, the source code of this file for MATLAB image median filtering, and calculate the mean square error, normalized mean square error and peak signal-to-noise ratio)

次代码描述怎样实现用matlab仿真一个雷达上常用的信号——线性调频脉冲信号。(This code is to describe how to generate the use of MATLAB simulation of a radar signals commonly used-- linear frequency modulation pulse（LFM） signal.)

说明：  MATLAB编程实现拟牛顿法（BFGS），对凸函数进行优化计算(The quasi-Newton method (BFGS) is realized by programming in MATLAB, and the convex function is optimized.)

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(extract information based on the instan eous features : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, a signal to one of the instantaneous frequency of the power spectral density of the maximum, According to 16QAM and QPSK signals XI axis projection in the different performance parameters raised.)