Improvement and Assessment of Spectro-Temporal Modulation Analysis for Speech Intelligibility Estimation

Amin Edraki, Wai Yip Geoffrey Chan, Jesper Jensen, Daniel Fogerty

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

5 Citations (Scopus)
104 Downloads (Pure)

Abstract

Several recent high-performing intelligibility estimators of acoustically degraded speech signals employ temporal modulation analysis. In this paper, we investigate the utility of using both spectro- and temporal-modulation for estimating speech intelligibility. We modified a pre-existing speech intelligibility estimation scheme (STMI) that was inspired by human auditory spectro-temporal modulation analysis. We produced several variants of the modified STMI and assessed their intelligibility prediction accuracy, in comparison with several high-performing estimators. Among the estimators tested, one of the STMI variants and eSTOI performed consistently well on both noisy and reverberated speech. These results suggest that spectro-temporal modulation analysis is useful for certain degradation conditions such as modulated noise and reverberation.

Original languageEnglish
Title of host publicationInterspeech 2019
Number of pages5
Volume2019-September
PublisherISCA
Publication dateSept 2019
Pages1378-1382
DOIs
Publication statusPublished - Sept 2019
EventInterspeech 2019 - Graz, Austria
Duration: 15 Sept 201919 Sept 2019

Conference

ConferenceInterspeech 2019
Country/TerritoryAustria
CityGraz
Period15/09/201919/09/2019
SeriesProceedings of the International Conference on Spoken Language Processing
ISSN1990-9772

Keywords

  • Spectro-temporal modulation
  • Speech intelligibility
  • Speech quality model

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