Speech Retrieval [chapter]

Ciprian Chelba, Timothy J. Hazen, Bhuvana Ramabhadran, Murat Saraçlar
2011 Spoken Language Understanding  
In this chapter we discuss the retrieval and browsing of spoken audio documents. We focus primarily on the application of document search where a user provides a query and the system returns a set of audio documents that best match the query. The primary technical challenges of speech retrieval lie in the retrieval system's ability to deal with imperfect speech recognition technology that produces errorful output due to misrecognitions cause by inadequate statistical models or out-of-vocabulary
more » ... words. This chapter provides an overview of the common tasks and data sets, evaluation metrics, and algorithms most commonly used in this growing area of research.
doi:10.1002/9781119992691.ch15 fatcat:o36ulm7kh5dxvhm6alb4yz3qvy