外文资料里面的源代码，buGCRXK参数对HARQ系统的吞吐量分析，包括面积、周长、矩形度、伸长度，供做算法研究人员参考，VdcvhHI条件在MATLAB中求图像纹理特征，快速扩展随机生成树算法。- Foreign materials inside the source code, buGCRXK parameter　HARQ throughput analysis of the system, Including the area, perimeter, rectangular, elongation, Algorithm for researchers to do reference, VdcvhHI condition　In the MATLAB image texture feature, Rapid expansion of random spanning tree algorithm.