V2EX collision checking

Collision Checking

释义 Definition

碰撞检测:在机器人、计算机图形学、游戏开发或路径规划中,用来判断两个或多个物体(或几何体)在运动或某一姿态下是否发生相交/接触的计算过程。也常用于验证一条路径是否“无碰撞”(collision-free)。

发音 Pronunciation

/kln tek/

例句 Examples

The robot uses collision checking to avoid obstacles.
机器人使用碰撞检测来避开障碍物。

Before executing the planned trajectory, the system performs continuous collision checking to ensure the arm won’t intersect the environment at any point in time.
在执行规划好的轨迹之前,系统会进行连续碰撞检测,以确保机械臂在任何时刻都不会与环境发生相交。

词源 Etymology

collision 来自拉丁语 collīdere(“相撞、撞击”,由 com- “共同/一起” + laedere “打击/伤害”相关构成),英语中逐渐引申为“碰撞、冲突”。checking 来自动词 check(“检查、核对”)。合起来 collision checking 就是“对是否发生碰撞进行检查/检测”。

相关词 Related Words

文学与著作 Literary Works

  • Steven M. LaValle, Planning Algorithms(路径规划经典教材,讨论了运动规划中的碰撞检测与“无碰撞配置空间”概念)
  • Jean-Claude Latombe, Robot Motion Planning(机器人运动规划领域代表作,碰撞检测是核心工具之一)
  • Christer Ericson, Real-Time Collision Detection(实时碰撞检测专著,系统介绍了常见几何体与算法)
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