理学 多媒体检索 释 video search 视频搜索 在汇集互联网众多在线视频播放资源而形成的庞大视频数据库中，通过对海量的非结构化的视频数据进行结构化分析，提取视频内容的特征（包含语义特征），并在此基础上实现从内容上对视频进行检索的方法。
数据库 数据库新技术 释文 video search 视频搜索
- optical identification
- Optical Identification of Radio Source
- optical illusion
- optical image
- optical image measurement
- optical image processing
- optical imaging
- optical imaging log
- optical imaging reconnaissance satellite
- optical imaging system
- optical inclinometer
- optical indicatrix
- optical information processing
- optical information recording material
- optical instrument
- Optical Instruments
- optical instruments
- optical instruments for site testing
- optical instruments positioning
- optical integration
- optical interference thin films
- optical interferometer
- optical interferometry
- Optical Interferometry Exchange Format
- Optical Inter-orbit Communications Engineering Test Satellite