Evaluation of generalized maximum a posteriori spectral amplitude (GMAPA) speech enhancement algorithm in hearing aids

Ying Hui Lai, Yu Cheng Su, Yu Tsao, Shuenn Tsong Young

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

8 Scopus citations

Abstract

Speech enhancement is an important segment in digital hearing aids, which aims to improve signal-to-noise (SNR) level of received speech signals and thus enhance speech intelligibility for hearing-loss individuals. Recently, we proposed a generalized maximum a posteriori spectral amplitude (GMAPA) speech enhancement algorithm. The proposed GMAPA algorithm has been confirmed effective in a series of objective evaluations and speech recognition tests. In this study, we conduct experiments and observe that GMAPA also provides clear long-term SNR increases in a simulated hearing-aids testing condition. The result demonstrates that GMAPA can be suitably applied in digital hearing aids.

Original languageEnglish
Title of host publication2013 IEEE 17th International Symposium on Consumer Electronics, ISCE 2013
Pages245-246
Number of pages2
DOIs
StatePublished - 2013
Event2013 IEEE 17th International Symposium on Consumer Electronics, ISCE 2013 - Hsinchu, Taiwan
Duration: 3 Jun 20136 Jun 2013

Publication series

NameProceedings of the International Symposium on Consumer Electronics, ISCE

Conference

Conference2013 IEEE 17th International Symposium on Consumer Electronics, ISCE 2013
Country/TerritoryTaiwan
CityHsinchu
Period3/06/136/06/13

Keywords

  • Digital Hearing Aids
  • GMAPA
  • Long-term SNR
  • Noise Reduction
  • Speech Enhancement

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