A commercial car navigation system using Korean large vocabulary automatic peech recognizer

Sung Joo Lee, Hoon Chung, Jeon Gue Park, Ho Young Jung, Yunkeun Lee

Research output: Contribution to conferencePaperpeer-review

5 Scopus citations

Abstract

In this paper, a Korean large vocabulary speech recognizer for an embedded car navigation device is introduced. The proposed speech recognizer identifies 450k point-of-interests within a resource-limited device without serious performance degradation under severe car-noise environments. Before launching the speech recognition application on the Korean retail market, a series of speech recognition tests are conducted in various moving vehicles including sport utility vehicles, recreation vehicles and so on. The on-line 10-best evaluation results of 450k point-of-interest name recognition task show 84.2% accuracy under various driving conditions.

Original languageEnglish
Pages286-289
Number of pages4
StatePublished - 2009
EventAsia-Pacific Signal and Information Processing Association 2009 Annual Summit and Conference, APSIPA ASC 2009 - Sapporo, Japan
Duration: 4 Oct 20097 Oct 2009

Conference

ConferenceAsia-Pacific Signal and Information Processing Association 2009 Annual Summit and Conference, APSIPA ASC 2009
Country/TerritoryJapan
CitySapporo
Period4/10/097/10/09

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