attendance

在电动汽车无序充电时，用蒙特卡洛法模拟每时刻电动汽车充电功率(Monte Carlo simulation is used to simulate the charging power of electric vehicles when the electric vehicles are disorderly charging.)

推箱子来源于日本游戏，最初是DOS下的，现在由作者升级成WINDOWS版本。希望大家喜欢。-game magazines from Japan, initially under the DOS, and now from the author escalated into Windows version. Hope you like them.

实现一个字符串类的若干函数的操作-achieve a certain kind of string function operation

用于图像、信号的去噪，提高图像或信号的信噪比。(For image and signal denoising, to improve the image or signal to noise ratio.)

说明：  电磁FDTD计算理想金属圆柱体，包含其图像 相位 幅度等图片(Electromagnetic FDTD is used to calculate the ideal metal cylinder, including the image phase amplitude and other pictures)

说明：  提供VMD的基础代码，有助于VMD的初学者入门。(Provide the basic code of VMD, which is helpful for beginners of VMD.)

双 极 2 相 步 进 电 机 驱 动-bipolar two phase stepper motor driver.

说明：  使用2020，IGRF-13球谐系数，计算点位磁正常场。igrf.m，输入点位三维坐标(Use 2020, igrf-13 spherical harmonic coefficient to calculate point magnetic normal field,IGRF. M, input three-dimensional coordinates of point position)

原创的30mW单通道遥控器发射机与接收机电路图，超内差接收方式。-30mW the original single-channel remote control transmitter and receiver circuits, within the ultra-poor receiving methods.

说明：  基于VMD的机车滚动轴承故障，变转速的测量，VMD的优化(Measurement of Rolling Bearing Fault and Variable Speed of Locomotive Based on VMD)