To realize rapid and efficientextraction and usage among knowledge makes good application prospects and value.
对这些知识实现高效快速地抽取并加以利用，具有良好的应用前景和应用价值。
2
Through the segmentation of the spatial box bounded by point cloud, efficientextraction of boundary information is implemented.
通过对点云数据进行空间三维划分，实现了边界信息的高效提取。
3
Efficientextraction of image texture features are used on the following support vector machine classifier learning and training have a very important role.