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- Abstract A fast approach of face detection for video surveilla nce was proposed.A symmetrical frame difference was used to acqui re the motion area. 摘要 在人脸检测的智能视频监控系统的背景下，提出了一种基于多源信息融合技术和人脸结构知 识的多人脸快速自动检测算法。
- A new algorithm for detecting dim moving target in IR image sequence by the infinite norm of discontinuous frame difference vector is proposed in this paper. 提出了运用隔帧差分向量无穷范数检测红外图像序列中运动弱小目标一种新算法。
- The improvement of video coding is depended on how to reduce the use of motion compensation prediction error information, which is also called displaced frame difference(DFD). 摘要 视频压缩效率的提高在很大程度上取决于如何减少用于传输运动补偿预测误差的信息量，即如何有效的编码视频帧差图像。
- OPENCV use the program to obtain video frame, and through the frame difference to detect and track movement of vehicles, but also with AVI files, well, I hope everyone likes. 该程序利用OPENCV来获取视频帧，并通过帧差来检测运动车辆和跟踪，还带有AVI文件，效果很好，希望大家喜欢。
- They differ in size but not in kind. 这些东西的区别只是大小不同而实质一样。
- The bevel of that picture frame was damaged. 那个镜框的斜角已被损坏了。
- On this question I differ from you in toto. 在这个问题上我跟你的意见完全不同。
- Her slight frame was shaken by bouts of coughing. 她纤弱的身躯因阵阵咳嗽而发颤。
- The painter stretched the canvas on a frame. 画家把油画布紧绷在画框上。
- It is not easy to true up a frame. 做个标准的框架也不容易。
- I differ with him on this point. 这一点我和他的意见相左。
- This athlete has a powerful frame. 这位运动员有着魁梧的体格。
- It takes long to frame up an article. 构思一篇文章要花好长时间。
- They differ widely in their opinions. 他们的意见分歧很大。
- The metal frame tends to twist under pressure. 这种金属框受压後容易变形。
- I differ with my classmates on that issue. 我在这问题上与班里的同学意见相左。
- I take leave to differ from you. 恕我冒昧，我不敢苟同。
- We must agree to differ on this. 我们得承认在这一问题上有分歧。
- Although our looks differ, we are both attractive. 尽管我俩相貌不同，但都讨人喜欢。
- The mayor is a man of square frame. 市长是个体格魁梧的人。
