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
- water administrative penalty
- water administrative reconsideration
- water administrative supervision
- water admixing system
- water aided injection molding
- water-air mixed flotation column
- water and air exhausted from inner space of cocoon
- water and earth pressure
- water and fertilizer coupling for irrigated grassland
- water and mud inrush
- water and mud inrush of fault category
- water and mud inrush of karst category
- water and organic solvent single-phase system
- water and organic solvent two-phase system
- water and sediment regulation
- Water and Soil Conservation Law of the People’s Republic of China
- Water and soil conservation monitoring facilities management
- water and soil contaminate induced by mining
- water and soil coupling
- water and soil disaster map
- water and soil environment for grassland
- water and soil loss of hydropower station
- water and steam quality monitor
- water area drilling
- water area management