yuanchengxu

交错网格的SIMPLE算法模拟方腔自然对流(SIMPLE algorithm for staggered grid simulation of natural convection in square cavity)

电力电子技术课程中的几个重要的matlab仿真程序，包括：单相全桥整流电路，三相全桥整流电路，十二脉波整流电路，PWM逆变电路等。对于学习电力电子技术课程十分有帮助。(Several important matlab simulation programs in the course of power electronics include single-phase full bridge rectifier circuit, three-phase full bridge rectifier circuit, twelve-pulse rectifier circuit, PWM inverter circuit, etc. It is very helpful for studying the course of power electronics.)

服从瑞丽分布的多普勒频移的MATLAB仿真经典(MATLAB Simulation Classic of Doppler Frequency shift following Rayleigh Distribution)

说明：  FBMC框架的搭建，和OQAM+PPN多项滤波器，大概框架都有(The construction of fbmc framework and OQAM + PPN multiple filters, probably all of them have)

说明：  BCH码的Berklak-Massey算法，编程比较经典。(BCH code Berklak-Massey algorithm, compare the classic programming.)

说明：  海洋声传播的相关程序，包括射线模型，简正波模型，抛物方程模型。(The related programs of ocean sound propagation include ray model, normal wave model and parabolic equation model.)

SOUNDSC(Y,...) is the same as SOUND(Y,...) except the data is scaled so that the sound is played as loud as possible without clipping. The mean of the data is removed.(SOUNDSC (Y ,...) is the same as SOUND (Y, ...) except the data is scaled so that the sound i 's played as loud as possible without clipping. T he mean of the data is removed.)

说明：  在线序列ELM （Online Sequential ELM，OS-ELM）是可以使用实时数据进行学习并更新输出权重的ELM算法。(Online sequential elm (OS-ELM) is an elm algorithm that can use real-time data to learn and update output weights.)

基于水平集法的图象分割算法,用MATLAB语言编写(based on the level set method for image segmentation algorithm using MATLAB language)

假设地下一倾斜界面，地层倾角为15°，地层是均匀的各向同性介质，地震波纵波传播速度为1500m/s，炮检距为0~500m，现绘制出折射波、直达波、反射波的时距曲线图(If the underground inclined interface, dip angle is 15 degrees, the formation is a uniform isotropic medium, seismic wave propagation velocity is 1500m/s, the offset is 0~500m, we draw the refraction wave, direct wave, reflected wave time distance curve)