Topic Detection in News Video and Audio
新闻视频、音频中的主题检测

Topic Detection in News Video and Audio is to automatically detect snippets with a topic the user searches for, in the news streams, including video,audio and broadcasting. It is a novel research scope rises along with the rapid development of multimedia technology, automatic speech recognition and natural language processing. This technology detects the topic of the news in the semantic level and fits for most people's retrieval need.