The sensors are available in through-beam, retroreflective and proximity models for performing object detection. 该传感器可通过光束，反光和接近模型的表演目标检测。
Aimed at the motion segmentation problem in video sequence, a novel approach for detecting and segmenting multiple moving objects was presented based on level-set method. 摘要针对视频图像的运动分割问题，提出了一种基于水平集力法的多运动目标检测和分割新方法。
