motion detection

• 运动检测

motion detection的用法和样例：

例句

1. This motion detection of macroblocks decomposes into two basic steps.
   这种对宏组块进行的运动检测可分解为两个基本步骤。
2. Some problems of the motional detection and orientation judgment in secure surveillance system were discussed.
   摘要针对安全监控系统中的运动检测及运动方向判定问题进行了探讨。