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ORIGINAL ARTICLE

A comparison of different methods to measure the EGG contact quotient

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Pages 126-138 | Published online: 11 Jul 2009

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Paulina Krasnodębska, Agata Szkiełkowska, Beata Miaśkiewicz, Elżbieta Włodarczyk, Anna Domeracka-Kołodziej & Henryk Skarżyński. (2019) Objective measurement of mucosal wave parameters in diagnosing benign lesions of the vocal folds. Logopedics Phoniatrics Vocology 44:2, pages 73-78.
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Teija Waaramaa, Pertti Palo & Elina Kankare. (2015) Emotions in freely varying and mono-pitched vowels, acoustic and EGG analyses. Logopedics Phoniatrics Vocology 40:4, pages 156-170.
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Miriam van Mersbergen & Molly Delany. (2014) Vocal responses to emotional picture viewing. Logopedics Phoniatrics Vocology 39:3, pages 99-107.
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Teija Waaramaa & Elina Kankare. (2013) Acoustic and EGG analyses of emotional utterances. Logopedics Phoniatrics Vocology 38:1, pages 11-18.
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Elina Kankare, Anne-Maria Laukkanen, Irma Ilomäki, Anne Miettinen & Tiina Pylkkänen. (2012) Electroglottographic contact quotient in different phonation types using different amplitude threshold levels. Logopedics Phoniatrics Vocology 37:3, pages 127-132.
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Elina Kankare & Anne-Maria Laukkanen. (2012) Quasi-output-cost-ratio, perceived voice quality, and subjective evaluation in female kindergarten teachers. Logopedics Phoniatrics Vocology 37:2, pages 62-68.
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Helena Daffern & David M. Howard. (2010) Voice source comparison between modern singers of early music and opera. Logopedics Phoniatrics Vocology 35:2, pages 68-73.
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David M. Howard & Jan G. Švec. (2008) Editorial 33-4 (LPV). Logopedics Phoniatrics Vocology 33:4, pages 162-167.
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Albert Lee & Peggy Mok. 2021. The Cambridge Handbook of Phonetics. The Cambridge Handbook of Phonetics 185 208 .
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Juliana Codino, María Cristina Jackson-Menaldi, Adam Rubin & María Eugenia Torres. (2021) Automated quantification of inflection events in the electroglottographic signal. Journal of Voice.
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Filipa M.B. Lã & Sten Ternström. (2020) Flow ball-assisted voice training: Immediate effects on vocal fold contacting. Biomedical Signal Processing and Control 62, pages 102064.
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Christian T. Herbst. (2020) Electroglottography – An Update. Journal of Voice 34:4, pages 503-526.
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Sylvia Yeo, Rachel Lee, Patricia McCabe & Catherine Madill. (2018) Effects of Different Lung Volume Conditions on Closed Quotient, Vocal Fundamental Frequency and Relative Intensity in Vocally Untrained Female Speakers. Acoustics Australia 46:3, pages 339-347.
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Simeon L. Smith & Ingo R. Titze. (2018) Vocal fold contact patterns based on normal modes of vibration. Journal of Biomechanics 73, pages 177-184.
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CHRISTIAN T. HERBST & JACOB C. DUNN. (2018) Non-invasive documentation of primate voice production using electroglottography. Anthropological Science 126:1, pages 19-27.
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Kendrich Graemer Ong Tan. (2017) Contact Quotient of Female Singers Singing Four Pitches for Five Vowels in Normal and Pressed Phonations. Journal of Voice 31:5, pages 645.e15-645.e22.
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Christian T. Herbst, Harm K. Schutte, Daniel L. Bowling & Jan G. Svec. (2017) Comparing Chalk With Cheese—The EGG Contact Quotient Is Only a Limited Surrogate of the Closed Quotient. Journal of Voice 31:4, pages 401-409.
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Andreas Selamtzis & Sten Ternström. (2017) Investigation of the relationship between electroglottogram waveform, fundamental frequency, and sound pressure level using clustering. Journal of Voice 31:4, pages 393-400.
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Ho-hsien Pan. (2016) Glottalization of Taiwan Min checked tones. Journal of the International Phonetic Association 47:1, pages 37-63.
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Vít Hampala, Maxime Garcia, Jan G. Švec, Ronald C. Scherer & Christian T. Herbst. (2016) Relationship Between the Electroglottographic Signal and Vocal Fold Contact Area. Journal of Voice 30:2, pages 161-171.
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Shaheen N. Awan, Andrew R. Krauss & Christian T. Herbst. (2015) An Examination of the Relationship Between Electroglottographic Contact Quotient, Electroglottographic Decontacting Phase Profile, and Acoustical Spectral Moments. Journal of Voice 29:5, pages 519-529.
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Andreas Selamtzis & Sten Ternström. (2014) Analysis of vibratory states in phonation using spectral features of the electroglottographic signal. The Journal of the Acoustical Society of America 136:5, pages 2773-2783.
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Jianjing Kuang & Patricia Keating. (2014) Vocal fold vibratory patterns in tense versus lax phonation contrasts. The Journal of the Acoustical Society of America 136:5, pages 2784-2797.
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Marc Garellek. (2014) Voice quality strengthening and glottalization. Journal of Phonetics 45, pages 106-113.
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Christian T. Herbst, Jörg Lohscheller, Jan G. Švec, Nathalie Henrich, Gerald Weissengruber & W. Tecumseh Fitch. (2014) Glottal opening and closing events investigated by electroglottography and super-high-speed video recordings. Journal of Experimental Biology 217:6, pages 955-963.
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Sameer ud Dowla Khan. (2012) The phonetics of contrastive phonation in Gujarati. Journal of Phonetics 40:6, pages 780-795.
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Christina M. Esposito & Sameer ud Dowla Khan. (2012) Contrastive breathiness across consonants and vowels: A comparative study of Gujarati and White Hmong. Journal of the International Phonetic Association 42:2, pages 123-143.
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Christina M. Esposito. (2012) An acoustic and electroglottographic study of White Hmong tone and phonation. Journal of Phonetics 40:3, pages 466-476.
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Ann-Christine Mecke, Johan Sundberg, Svante Granqvist & Matthias Echternach. (2012) Comparing closed quotient in children singers’ voices as measured by high-speed-imaging, electroglottography, and inverse filtering. The Journal of the Acoustical Society of America 131:1, pages 435-441.
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Matthias Echternach, Johan Sundberg, Mark F. Zander & Bernhard Richter. (2011) Perturbation Measurements in Untrained Male Voices' Transitions From Modal to Falsetto Register. Journal of Voice 25:6, pages 663-669.
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Aline Mansueto Mourão, Iara Barreto Bassi & Ana Cristina Côrtes Gama. (2011) Avaliação eletroglotográfica de mulheres disfônicas com lesão de massa. Revista CEFAC 13:6, pages 1073-1080.
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Christian T. Herbst, Qingjun Qiu, Harm K. Schutte & Jan G. Švec. (2011) Membranous and cartilaginous vocal fold adduction in singing. The Journal of the Acoustical Society of America 129:4, pages 2253-2262.
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Christian T. Herbst, W. Tecumseh S. Fitch & Jan G. Švec. (2010) Electroglottographic wavegrams: A technique for visualizing vocal fold dynamics noninvasively. The Journal of the Acoustical Society of America 128:5, pages 3070-3078.
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Christian T. Herbst, David Howard & Josef Schlömicher-Thier. (2010) Using Electroglottographic Real-Time Feedback to Control Posterior Glottal Adduction during Phonation. Journal of Voice 24:1, pages 72-85.
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Christian T. Herbst, Sten Ternström & Jan G. Švec. (2009) Investigation of four distinct glottal configurations in classical singing—A pilot study. The Journal of the Acoustical Society of America 125:3, pages EL104-EL109.
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