root_raise_cos

说明：  本文介绍了MATLAB 语言的特点以及图像处理工具箱实现的经典图像处理 技术。应用该工具箱对一实拍的芯片图像进行前期预处理，通过实例验证了该语言具有强大的矩 阵运算与图形处理能力，是一种简洁易学，可读性强、功能强大的应用软件，对它的应用可以快 速实现模拟仿真，大大提高实验效率。(This article describes the characteristics of the MATLAB language and image processing toolbox to achieve the classic image processing techniques. Application of the toolbox of a chip shot is pre-image pre-processing, an example of the language has a powerful matrix calculation and graphics processing capability, is a simple and easy to learn, readable, and powerful software applications, on the its application can quickly achieve the simulation, significantly improve the efficiency of the experiment.)

This Matlab function implements the SIFT algorithm for pitch extraction function [p] = sift (x, samp_rate) where p is a vector which holds the pitch frequency values in Hz at every 10 msec.

Romberg algorithm Romberg Integration

用于SWS-2型地震仪采集的地震记录中滤除面波(Used for SWS-type 2 seismograph acquisition of the earthquake records of surface wave filter)

chirp信号、均匀脉冲串信号及barker序列的三维模糊函数图以及0-fd切割图(Three dimensional fuzzy function diagram of chirp signal, uniform burst signal and Barker sequence, and 0-fd cutting graph.)

说明：  用于空时自适应处理，对J_Ward的空时自适应处理报告中的部分内容进行了仿真测试(For space-time adaptive processing, J_ward's space-time adaptive processing report is simulated and tested)

IEEE39节点动态系统参数，其中各节点的数据准确性都经过校验检查。(IEEE39 node dynamic system parameters, data accuracy check each node have been checked.)

说明：  粒子群算法，matlab实现，包含注释，适合新手(Particle swarm optimization, matlab implementation, including annotations, suitable for novice)

在matlab的环境下实现了自回归移动平均模型（arima）(Matlab environment in the realization of the auto-regressive moving average model (arima))

说明：  这是一个关于遗传算法的m文件,不错 o (This is about the genetic algorithm m files, henbucuo o)