greenDAO-master

一款有助于开发智力的拼图游戏，可以自由添加自己喜欢的图片，并进行3*3,4*4等分割(A contribute to the development of intelligence jigsaw puzzle, you can freely add their favorite pictures and 3* 3,4* 4 split)

有限元MATLAB程序，残余重量法的程序。(Finite element MATLAB program)

说明：  支持向量机完整源程序，可MATLAB运行，支持C/C++编写(Support vector machine complete source, MATLAB can run, support C/C++ preparation)

2018认证杯数学建模A题论文一等奖，最终获得一等奖(2018 certification cup mathematical modeling first prize paper)

说明：  随着无线通信技术的快速发展和智能手机的迅速普及，人们对数据传输速率提出了更高的需 求。为进一步提高数据传输速率，通过增加基站天线数目构建大规模ＭＩＭＯ系统，是一种高效而相对 便捷的方式。大规模ＭＩＭＯ系统能深度发掘空间维的自由度，使得基站能够利用同一时频资源服务于 多个用户。本文探讨了大规模ＭＩＭＯ系统的导频污染问题及解决方案、适用于大规模ＭＩＭＯ系统的 信道模型以及低复杂度的传输技术与实现方法三项关键技术。与现有ＭＩＭＯ系统相比，大规模ＭＩＭＯ 系统能显著提高频谱效率、能量效率和系统的鲁棒性能。作为第五代移动通信（５Ｇ）最具潜力的研究内 容之一，大规模ＭＩＭＯ无线通信技术已引起国内外的广泛关注，但相关研究工作尚处在起步阶段，还有 大量的技术难点需要进一步突破。(so that the base station can use the same time-frequency resources to serve Multiple users.In this paper, pilot frequency pollution of large scale MIMO system and its solution are discussed Channel model, low complexity transmission technology and implementation method are three key technologies.Large scale MIMO compared to existing MIMO systems The spectrum efficiency, energy efficiency and robust performance of the system can be significantly improved.As the fifth generation mobile communication (5G) has the most potential within the research)

通信原理实验中的均匀和非均匀的pcm两种编码方式,附有详细的说明,(Communication principle of uniform and non-uniform of PCM encoding, accompanied by detailed instructions,)

配电网重构是一个多目标、多时段、多组合、多约束的非线性优化问题。该问题的复杂性，决定了难以用单纯的数学方法得到满意的解。尝试用改进的遗传算法进行配电网络重构，建立评价函数，寻求该评价函数最优解(Distribution network reconfiguration is a multi-objective, multi-slot, multi-portfolio, multi-constrained nonlinear optimization problem. The complexity of the issue, a difficult decision purely mathematical methods satisfactory solution. Try to use improved genetic algorithm for distribution network reconfiguration, the establishment of the evaluation function, evaluation function to find the optimal solution)

寄存器版读正交编码器的值，测试成功 。。。。。。。。。。(encoder.c test)

说明：  实时通信 gui和simulink链接在一起(Real-time communication GUI and Simulink link link together)

说明：  简单易懂的对联悬浮广告，可以作为学习参考。。。。(Simple and easy-to-understand couplet suspension advertising can be used as a learning reference...)