ID 原文 译文
9974 高效实时的图形碰撞检测是实现空间遥操作三维图形预测仿真关键难点之一。 Efficient and real-time graphics collision detection is to achieve space teleoperation 3 d graphics forecast simulation is one of the key difficulties.
9975 在非结构化虚拟现实环境下由于无法预先构造层次包围盒,必须对大量三角形对进行相交测试,繁重的计算严重影响了碰撞检测的实时性。 Due to advance in unstructured virtual reality environment structure hierarchical bounding box, must be a lot of triangle intersection test, has been affected by the heavy calculation of the real time collision detection.
9976 针对上述问题,提出了一种优化的快速三角形相交测试算法。 Aiming at these problems, this paper proposes a fast triangle intersection test algorithm optimization.
9977 通过引入计算坐标系,将可能的空间平面相交问题降维为平面坐标系下交线段与三角形的位置关系问题。 Coordinate system by introducing calculation, will be the space plane intersecting problem of dimensionality reduction for the plane coordinates into line with the position of the triangle relationship problems.
9978 通过重用三角形计算信息,大幅减少了多对三角形相交测试时的计算量。 By reusing the triangle calculation information, sharply reduced the amount of calculation of triangle intersection test.
9979 对比分析表明本算法具有更少的计算量和更短的计算时间。 Comparative analysis shows that this algorithm has less computation and less computation time.
9980 仿真对比实验验证了该算法的优越性。 Simulation experiments show the superiority of the algorithm.
9981 针对双通道噪声相加型辐射计存在的视频信号处理电路复杂、系统稳定观测时间缺乏定量分析等问题,结合目标辐射特性测量需求,改进了一种测量目标辐射特性的W波段辐射计。 Aiming at the existence of dual channel noise addition type radiometer complex video signal processing circuit, system stability problems such as lack of quantitative analysis of the observation time, combining with the target radiation characteristic measurement requirements, improve a measuring target radiation characteristics of W band radiometer.
9982 该辐射计采用基于直接数字采样的视频信号处理方法,在降低视频信号处理电路复杂度的同时,增加了系统的灵活性。 ‭The radiometer based on direct digital video signal processing method of sampling, at the same time, reduce the complexity of the video signal processing circuit, increase the flexibility of the system.
9983 结合短周期定标技术与Allan方差分析方法,建立了目标亮温测量方程并推导了系统的理论灵敏度,在实现接收机稳定性评估的基础上确定了系统稳定观测时间。 ‭Combined the technology of short cycle calibration and Allan variance analysis method, bright temperature measurement equation is established and derived the theoretical sensitivity of the system, and the implementation of receiver are determined on the basis of stability evaluation of the system stability observation time.