ISCA Archive Interspeech 2011
ISCA Archive Interspeech 2011

Keyphrase cloud generation of broadcast news

Luís Marujo, Márcio Viveiros, João Paulo da Silva Neto

This paper describes an enhanced automatic keyphrase extraction method applied to Broadcast News. The keyphrase extraction process is used to create a concept level for each news. On top of words resulting from a speech recognition system output and news indexation and it contributes to the generation of a tag/keyphrase cloud of the top news included in a Multimedia Monitoring Solution system for TV and Radio news/programs, running daily, and monitoring 12 TV channels and 4 Radios.