基于文本特征的视频检索和提取技术研究

Research on Video Retrieval and Extraction Technology Based on the Text Characteristic

在视频中,文本描述了视频内容的丰富信息,如果把这些文本提取出来,则对于多媒体高级语义的检索具有重要意义。该文基于视频文本的特征分析了视频文本检索和提取的各种技术方法及优缺点,以及该领域国内外的发展现状和下一步研究的重点方向。

In the video,the video content of text describes the rich information,if the text extraction,for multimedia retrieval of senior semantic significance.Based on the analysis of the characteristics of video text video text retrieval and extraction method and advantages and disadvantages of various technologies at home and abroad,and the development of the situation and the focus of research direction.