沪深股市日收益率的二元copula模型

说明：  用于计算斜齿轮时变啮合线长,用matlab语言编写，总共包含两个程序，已经封装为函数，可以直接调用。(a matlab program used for calculate the length of time-varying-mesh-lines.)

很好的学生信息管理系统.学生信息设计，欢迎免费下载-A very good student information management system. Student information design, welcome to free download

说明：  基于西门子PLC1200的自动售货机，内含程序，原理图等。(Automatic vending machine based on Siemens PLC1200, including program, schematic diagram, etc.)

基于粒子群算法，直流潮流计算实现配电网网架结构重构(Reconfiguration of distribution network structure)

说明：  K_平均距离异常因子算法，可以用于检测模式异常.(K _ average distance anomaly factor algorithm can be used to detect pattern anomalies.)

说明：  1、图像显示：这个代码中制作了比较友好的图像显示功能和函数接口，非常方便客户调用，图像显示制作成控件的模式，带源代码； 2、图像显示平移以及放大缩小：在图像显示代码模块中以及将图像的拖拽、鼠标滚轮控制的放大缩小功能集成好了，提供代码接口，非常好用，可看到源代码学习； 3、文件操作模块：目前代码集成了6种文件的创建读写保存类，分别为：office中的Excel操作，IniFile的操作，LogFile的操作，Spire控件下的Excel操作，Txt文件操作，Xml文件操作(1. Image display: this code makes a friendly image display function and function interface, which is very convenient for customers to call. The image display is made into control mode with source code; 2. Image display translation and zoom in and out: in the image display code module, the image drag and zoom function controlled by mouse wheel are integrated, providing code interface, which is very easy to use and can see the source code learning; 3. File operation module: at present, the code integrates six kinds of file creation, reading, writing and saving classes, including excel operation in office, IniFile operation, logfile operation, excel operation under spire control, TXT file operation, XML file operation.)

实现电话十二键拨号的音效和敲击键时的两种波形图(To achieve the sound of telephone dialing and the waveform when hitting key.)

Ubuntu系统下编译运行的俄罗斯方块源代码(ubuntu system complie source code)

MX6UL_DDR3_调校_应用手册_V3_20160511(MX6UL_DDR3_tunning_V3_20160511)

发射，接收通信系统仿真。 1.卷积编码，解码； 2.16QAM，2FSK，2ASK，2PSK调制，解调； 3.误码曲线和误码率计算。(Fired, receiving communication system simulation. 1. Convolutional encoding, decoding 2.16QAM, 2FSK, 2ASK, 2PSK modulation, demodulation 3. BER curves and BER calculation.)