Using a low-bit rate speech enhancement variable post-filter as a speech recognition system pre-filter to improve robustness to GSM speech
Includes bibliographical references. === Performance of speech recognition systems degrades when they are used to recognize speech that has been transmitted through GS1 (Global System for Mobile Communications) voice communication channels (GSM speech). This degradation is mainly due to GSM speech c...
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Format: | Dissertation |
Language: | English |
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University of Cape Town
2014
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Online Access: | http://hdl.handle.net/11427/5176 |