Open-Vocabulary Speech Indexing for Voice and Video Mail Retrieval [chapter]

M.G. Brown, J.T. Foote, G.J.F. Jones, K. Spärck Jones, S.J. Young
2002 Readings in Multimedia Computing and Networking  
This paper presents recent w ork on a m ultimedia retrieval project at Cambridge University and Olivetti Research Limited ORL. We present novel techniques that allow extremely rapid audio indexing, at rates approaching several thousand times real time. Unlike other methods, these techniques do not depend on a xed vocabulary recognition system or on keywords that must be known well in advance. Using statistical methods developed for text, these indexing techniques allow rapid and e cient
more » ... l and browsing of audio and video documents. This paper presents the project background, the indexing and retrieval techniques, and a video mail retrieval application incorporating content-based audio indexing, retrieval, and browsing.
doi:10.1016/b978-155860651-7/50106-6 fatcat:srl43wchofcvfl4qo4trmybusu