顺序扫描可以从视频中提取高品质图像，尤其是对移动目标。
Progressive scanning enables better quality images extracted from the video, especially for moving targets.
本文着重研究基于高分辨率雷达视频回波的目标特征提取问题。
The target feature extraction about high resolution radar video echo is studied in this paper.
首先利用视频图像处理技术实现背景提取、背景更新、移动目标检测。
The video sequences are processed by the background extraction and adaptation, moving objects detection, shadow detection, eroding and dilating image in order to create the moving pedestrian contour.
从视频序列中提取视频目标是MPEG -4中的关键技术之一。
A key technique in MPEG 4 is extracting video objects from video sequences.
使用它，您只需要几次点击就可以将您的DVD影片提取为较小的视频文件，允许您选择目标字幕和音轨，支持预览。
To use it, you only need to click on several of your DVD Video films from smaller papers Tracks allow you to choose targets subtitles and support preview.
视频监控跟踪系统是从图像信号中实时地自动识别目标，提取目标位置的有关信息，并自动跟踪目标运动的综合伺服系统。
Video supervision tracking system is a servo system, that can identify the target and pick up its position information from image sequences and track it automatically and on real-time.
本文研究了基于视频图像序列的广域场景自动拼接技术，以及视频图像序列目标提取技术。
This paper studies the technology of the wide-area scene mosaics and the target extraction based on the video image sequences.
本文研究了基于视频图像序列的广域场景自动拼接技术，以及视频图像序列目标提取技术。
This paper studies the technology of the wide-area scene mosaics and the target extraction based on the video image sequences.
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