This paper focuses on the traditional detection techniques in MIMO systems, especially BLAST algorithm, and then studies the sphere decoding algorithm.
重点研究了MIMO系统传统检测技术，尤其是BLAST算法，其次还研究了球形译码算法。
The bounding sphere collision detection technique is used to achieve the realistic.
室内漫游采用包围球碰撞检测技术，实现了真实感漫游。
We propose a collision detection algorithm based on combination of Sphere and OBB: S-OBB.
针对旋转曲面场景提出一种基于综合包围盒技术快速光线跟踪算法。
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