1D.zip

利用维纳滤波对信号进行分析处理，包括代码与word文档(Wiener filtering using the signal analysis and processing, including code and word documents)

fluent syamlal-obrien模型(fluent syamlal-obrien model)

Bit error rate performance of BPSK over Rayleigh fading wireless channel and its comparison with ber of BPSK transmission over AWGN channel.

输入圆的半径求周长和面积。程序由三个函数组成：主函数进行输入输出和函数调用，perimeter函数求周长，area函数求面积。(Enter the radius of the circle circumference and area requirements. Program consists of three functions: the main input and output functions and function calls, perimeter function evaluation perimeter, area function for the area.)

matlab 畸变校正。功能：对发生桶形畸变的数字图像进行校正(Function: Digital image of barrel distortion correction occurs)

本书介绍射频微波系统设计，也包括其他阻抗匹配、天线等高频技术。(This book is about systems that operate at radio frequencies (RF) (including microwaves) where high-frequency techniques, such as impedance matching, are important.)

: 针对实际振动位移难以获取的问题, 利用振动位移与加速度信号之间的关系, 先对采样后的加速度信 号采用时域数值积分,得到含有趋势项的速度信号及位移信号,再采用拟合多项式极值的方法, 消除积分过程 中产生的趋势项,从而得到更为精确的速度和位移信号. 算例表明, 利用拟合多项式极值消除趋势项的方法, 得到的位移时程曲线拟合精度高(: In pract ical engineering , the collection of displacement data is mo re dif ficult than that of the acceleratio n data in the time-domain .Displacement sig nals w as g ot f rom acceleration s ignals using aumerical integrat ion , wi th the t rend o f erro r. Poly nomial fit ting method o f ex t reme value to eliminate the trend of erro r w as proposed . More precise di splacement data can be acquired f rom thi s algo rithm. The example show s that thi s alg orithm can get hig h accuracy displacement data f rom the acceleration data mo re easi ly .)

Simple code to learn how to code a Kalman Filter in Matlab

平面4节点单元的动力响应计算的有限元程序，用MatLab编制。(Plan 4 nodes finite element program of MatLab for dynamic problems)

说明：  matlab中值滤波函数，有效去除噪声干扰(Matlab median filter function, effectively remove noise interference)