plot-Ascan、B-scan

解算双像片空间后方交会中像片的6个外方位元素，精度达到0.001(Solution double photo photo space resection in 6 of exterior orientation elements, the precision of 0.001)

RTKlib精密单点定位PPP更改后代码，支持北斗、GPS(RTKlib precise point positioning, PPP change the code, support Beidou, GPS)

说明：  ＬＤＰＣ　编码算法　　基于LU的校验矩阵编码方法(LDPC coding algorithm based on LU checksum matrix encoding method)

分数重载，实现分数的加减乘除运算，实现分数重载(The heavey fraction,add,subtract,multipy and divide operations)

非常好的资料，比较详细，是一个体系，希望对大家有帮助C++面试题(Very good information, more detailed, is a system, we hope to help C++ face questions)

lastools工具，利用lastools工具可以將las文件轉換類型，並且可以在potree中使用(the tool of lastools)

说明：  一个完整的可运行利用c++创建的GIS系统(A Complete Running GIS System Created by C++)

一个兼具有excel一样的多文档功能，同时具有word的文档编辑和格式编辑功能(One and the same with excel multiple document features, but also has word document editing and formatting editing functions)

调用mkl的矩阵求本征值和本征函数,并得到计算时间(Call MKL for caculate the matrix s eigenvalue and eigenfunction，and get the efficiency)

用C实现的自己使用的双色球分析源码。自己一直在用，还是有一定的参考价值哦。(C achieved using two color analysis of their source. He has been in use, or have a certain reference value oh.)