Secondly, the key technology in CBVR(Content-Based Video Retrieval) system is studied, it contains lens detection, key frame extraction, scene extraction, video indexing and browsing.
其次,论文对基于内容的视频检索系统中的关键技术进行了研究,其中包括:镜头检测、关键帧提取、场景提取、视频索引和浏览。
参考来源 - 基于压缩域的视频关键帧提取算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A scheme on shot content analysis for two video retrieval applications, shot retrieval and scene structure extraction is presented.
提出了一种镜头内容分析方法及其在视频检索中的两个应用：镜头检索与场景结构提取。
A sign has various kinds of important information and therefore, sign text extraction in natural scene images is very useful in many applications.
标志牌上包含了许多重要的信息，提取自然场景图像中标志牌上的文本具有很高的实用价值。
A nature scene image color-texture feature extraction method based on human visual system (HVS) was proposed.
提出了基于人类视觉系统的自然场景图像颜色和纹理特征提取方法。
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