지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
커뮤니티
연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
초록· 키워드
오류제보하기
Backgroundnoiseisoneofthemajorcomplaintsofnotonlyhearingimpairedpersonsbutalsonormallisteners.Thispaperdescribesthe resultsof twoexperimentsinwhichspeech recognitionperformancewasdeterminedfor listenerswithnormal hearingandsensorineural hearinglossinnoiseenvironment.First,wecomparedspeechenhancementalgorithmsbyevaluationspeechrecognitionabilityinvarious speech-to-noiseratiosandtypesofnoise.Next,speechenhancementalgorithmsbyreducingbackgroundnoisewerepresentedandevaluated to improve speech intelligibility for sensorineural hearing impairment listeners. We tested three noise reduction methods using single-microphone,suchasspectrumsubtractionandcompanding,Wienerfiltermethod,andmaximumlikelihoodenvelopestimation.Their responsesinbackgroundnoisewereinvestigatedandcomparedwiththosebythespeechenhancementalgorithmthatpresentedinthispaper. Themethodsimprovedspeechrecognitiontestscoreforthesensorineuralhearingimpairedlisteners,butnotfornormallisteners.Theresults suggestthespeechenhancementalgorithmwiththeloudnesscompressioncanimprovespeechintelligibilityforlistenerswithsensorineural hearingloss.
목차
등록된 정보가 없습니다.
참고문헌 (19)
참고문헌 신청
A. Q / 1990. / A clinical test for the assessment of binaural speech perception in noise 29 : 275 ~ 285
Cohen / 2002. / Noise estimation by Minima Controlled Recursive Averaging for Robust Speech Enhancement 9 (1) : 1215 ~
Cohen I / 2001. / Speech enhancement for non-stationary noise environment 81 (11) : 2403 ~ 2418
Dillon / 1996. / Tutorial; Compression? Yes, But for low or high frequencies, for low or high intensities, and with what response times? 17 (4) : 287 ~ 307
Dirks / 1982. / A procedure for quantifying for effects of noise on speech recognition dub 47 : 114 ~ 123
Cohen / 2002. / Noise estimation by Minima Controlled Recursive Averaging for Robust Speech Enhancement 9 (1) : 1215 ~
Cohen I / 2001. / Speech enhancement for non-stationary noise environment 81 (11) : 2403 ~ 2418
Dillon / 1996. / Tutorial; Compression? Yes, But for low or high frequencies, for low or high intensities, and with what response times? 17 (4) : 287 ~ 307
Dirks / 1982. / A procedure for quantifying for effects of noise on speech recognition dub 47 : 114 ~ 123
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