text_mining

该代码为XML编程与应用教程第二章课后习题实验答案。(The code for XML programming and Application Tutorial second chapter after-school exercise experiment answer.)

最新的压缩感知方面的论文——压缩感知重构算法之字典学习算法(Dictionary Learning Algorithms for Sparse Representation)

雷达原理（第三版）丁鹭飞，雷达研究领域经典的基础类教材。文件包括各章的PPT以及PDF格式的电子全书。方便快速查阅和仔细研读相关知识。(The book, Radar Principles (3rd edition) by Ding Lufei, is a classical fundamental teaching material in the field of Radar research. The package includes PPT file of each chapter and the detailed e-book in pdf-format, which is very convnient for fast looking for or close reading up related knowledge.)

关于空间调制的PPT，自己做的，老师已经审核过了(About spatial modulation of PPT, do it yourself, school teacher reviewed the)

说明：  用来仿真可见光通信中完整的PPM调制的功能，(Optical wireless communication)

说明：  讲解了如何三维视觉的一些介绍，包括如何理解坐标变换。(Some introductions on how to use three-dimensional vision, including how to understand coordinate transformation, are explained.)

北大ACM暑期培训讲义，主讲人为北京大学历届World Final选手，具有一定的参考价值。(ACM Peking University summer training handouts, presenter of Peking University successive World Final players, has a certain reference value.)

本人参加国际会议做的一个海报，需安装PPT 2003和LaTeX，才能编辑，适合会用LaTeX的同学，不会用LaTeX的同学，可以参考一下海报设计，因为我还上传了一个图片。(Attach is a poster I made for an international conference in PPT format. One should open and eidit it in PC which Latex is also installed. For students who can not use Latex may take the design for reference, cause I also upload a Jepg picture.)

一个比较好的ppt模板，程序员汇报的时候可以使用(A good ppt templates, programmers can use when reporting)

得来不易的电磁场的课件 电气工程必看的课件之一(Courseware is not easy to electromagnetic fields)