Journal articles on the topic 'Vocal identification'

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1

Shastina, T. V. "Russian vocal school: traditions and perspectives." Vestnik of Saint Petersburg State University of Culture, no. 4 (45) (December 2020): 140–44. http://dx.doi.org/10.30725/2619-0303-2020-4-140-144.

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Russian vocal school as a significant part of the Russian and unique phenomenon of world musical culture, developed and developed as an original direction of vocal professional performance and vocal pedagogy. The evolution of vocal performance and vocal pedagogy, the formation and development of the Russian vocal school and its traditions have shown that vocal pedagogy develops together with vocal performance, analyzing and generalizing experience, creates and tests its methods, develops singing attitudes and develops pedagogical technologies that contribute to the education of singing culture. Russian singing traditions and vocal education, their scientific research and reproduction, identification of prospects for the development of the modern Russian vocal school, identification of ways to continue existing traditions, development and scientific justification of new vocal and pedagogical technologies are relevant today. The perspective of the development of the Russian vocal school is seen in the reproduction of traditions, scientific justification of its pedagogical foundations, in the formation of performers who have a high level of motivation for singing activities and physiological potential for mastering various phonation techniques, able to learn new things in the art of singing.
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Chinn, Beverly Johnson. "Vocal Self-Identification Singing Style, and Singing Range in Relationship to a Measure of Cultural Mistrust in African-American Adolescent Females." Journal of Research in Music Education 45, no. 4 (December 1997): 636–49. http://dx.doi.org/10.2307/3345428.

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The purpose of this study was to determine the relationship between high or low cultural mistrust and the vocal characteristics of African-American adolescent females (N = 44). The vocal characteristics were vocal self identification, singing style, and singing range. The subjects were assigned to high or low cultural mistrust groups based on scores on the Cultural Mistrust Inventory. A researcher-devised vocal self-identification survey provided information about the subjects' vocal self-concepts and acceptance of vocal models. Subjects sang “America” in a key and style of choice for the singing-style measurement. The performances were analyzed for eight style characteristics: bends, glides, breathiness, hoarseness, raspiness, dips, hard attacks, and emphasis of chest voice. Results indicated statistically significant differences between two groups on each vocal characteristic. The high-mistrust group demonstrated more characteristics associated with the African-American culture than did the low-mistrust group.
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Stankovic, P., M. Vasic, V. Djukic, Lj Janosevic, and M. Vukasinovic. "Vocal fold masses removal: The sub epithelial micro flap technique." Acta chirurgica Iugoslavica 55, no. 4 (2008): 43–47. http://dx.doi.org/10.2298/aci0804043s.

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Vocal fold mass removal techniques were significantly modified back in 1970s by Hirano's laminar vocal structure and physiology of phonation works, as well as Titze's vibratory vocal cycle works. New methods were to come. Removing the lession by maximum preservation of vocal laminar microstructure (lamina propria and epithelium) and minimal damage of surrounding normal vocal tissue, was pointed out. Microflap technique is based on presenting the superficial layer of lamina propria with the lesion and removing the lession without damage of the mucosa. Preserving of the mucosal layer provides the shield for vibratory substructures. There are two elementary approaches for microflap: lateral and medial. Lateral microflap technique enables better identification of vocal ligament and lowers the risk of it's injury, particularly when scars and tightly adherent lessions are present. This technique has been used in case of big or diffuse lesions, such as vocal oedema or vocal lygament identification difficulties (e.g. vocal scarification). Medial microflap technique seems to be appropriate in removing smaller, localized lessions, such as cysts and vocal polyps. Our 45 patients experience is presented in this article , in 30 patients lessions were removed by lateral microflap technique (46 vocal cords in total), while 15 patients were treated by medial microflap technique. The outcome was assumed by endovideolaryngostroboscopic analysis of glottal occlusion and mucosal wave prior and following to the procedure. Reinke oedema management results were analysed separately.
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Thibeault, Susan L., Wenhua Li, and Stephanie Bartley. "A method for identification of vocal fold lamina propria fibroblasts in culture." Otolaryngology–Head and Neck Surgery 139, no. 6 (December 2008): 816–22. http://dx.doi.org/10.1016/j.otohns.2008.09.009.

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Objective Vocal fold biology research is emerging as a vital area of study in laryngology. One impediment is the lack of both commercially available vocal fold lamina propria fibroblasts and a constitutively expressed specific marker for fibroblasts. We present an in vitro technique that allows for identification of fibroblasts by ruling out the possibility of the cells belonging to other lineages that are found in vocal fold tissue. Study Design An in vitro study. Methods Two primary vocal fold fibroblast cell lines and one immortalized vocal fold fibroblast cell line were cultured. Immunohistologic staining for α-actinin, cytokeratin 19, and von Willebrand factor was completed for the three fibroblast lines in addition to skeletal, endothelial, and epithelial cell lines. Cell type was differentiated by positive staining for α-actinin, cytokeratin 19, and von Willebrand factor. Results Fibroblast cultures did not express α-actinin, cytokeratin 19, and von Willebrand factor, whereas skeletal muscle, endothelial, and epithelial cultured cells expressed each respectively. Conclusions This simple rule-out methodology for fibroblast confirmation is an important step when establishing cell culture, and it establishes sound internal validity particularly in the early stages of this emerging area of study.
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Mello, Claudio V. "Identification and analysis of vocal communication pathways in birds through inducible gene expression." Anais da Academia Brasileira de Ciências 76, no. 2 (June 2004): 243–46. http://dx.doi.org/10.1590/s0001-37652004000200008.

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The immediate-early gene zenk is an activity-dependent gene highly induced in auditory processing or vocal motor control brain areas when birds engage in hearing or producing song, respectively. Studies of the expression of zenk in songbirds and other avian groups will be reviewed here briefly, with a focus on how this analysis has generated new insights on the brain pathways and mechanisms involved in perceptual and motor aspects of vocal communication and vocal learning.
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Franco, Fabia, Marcia Chew, and Joel Simon Swaine. "Preschoolers’ attribution of affect to music: A comparison between vocal and instrumental performance." Psychology of Music 45, no. 1 (August 6, 2016): 131–49. http://dx.doi.org/10.1177/0305735616652954.

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Research has shown inconsistent results concerning the ability of young children to identify musical emotion. This study explores the influence of the type of musical performance (vocal vs. instrumental) on children’s affect identification. Using an independent-group design, novel child-directed music was presented in three conditions: instrumental, vocal-only, and song (instrumental plus vocals) to 3- to 6-year-olds previously screened for language development ( N = 76). A forced-choice task was used in which children chose a face expressing the emotion matching each musical track. All performance conditions comprised “happy” (major mode/fast tempo) and “sad” (minor mode/slow tempo) tracks. Nonsense syllables rather than words were used in the vocals in order to avoid the influence of lyrics on children’s decisions. The results showed that even the younger children were able to correctly identify the intended emotion in music, although “happy” music was more readily recognised and recognition appeared facilitated in the instrumental condition. Performance condition interacted with gender.
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AHO, MARKO. "Gestures in vocal performance and the experience of the listener: a case study of extra-semantic meaning-making in the singing of Olavi Virta." Popular Music 28, no. 1 (January 2009): 33–51. http://dx.doi.org/10.1017/s0261143008001566.

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AbstractAt the level of micro-intonation, singing provides an object for intimate corporeal identification for the listener. In fact, the listener can, by way of vocal identification, achieve a direct corporeal relationship with the vocal performance. Similarly, the researcher can use his/her own purposeful identification and imitation as a means of observation. ‘Once in a century’ is a description often attached to the legendary singer Olavi Virta (1915–1972), who had a significant impact on Finnish popular music during the 1950s and is considered a cultural icon by many Finns. In this article, the vocal performance on the novelty recording ‘Luonasi jos oisin (‘If I were there with you’)/Isn’t it Romantic?’ is studied in order to map out its gestural content. Olavi Virta was in possession of a rich arsenal of vocal gestures. The gestures shared a relationship with the semantic content of the lyrics – not always mimetic but often contrapuntal, polarising, or estranging.
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Costa, Marília Batista, Taynara Oliveira Ledo, Mariana Delgado Fernandes, and Romualdo Suzano Louzeiro Tiago. "The Importance of Inspiratory Maneuver for Benign Laryngeal Lesions." International Archives of Otorhinolaryngology 24, no. 04 (April 24, 2020): e513-e517. http://dx.doi.org/10.1055/s-0040-1702968.

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Abstract Introduction Inspiratory maneuver corresponds to a simple method used during videolaryngoscopy to increase characterizations of laryngeal findings, through the movement of the vocal fold cover and exposure of the ligament, facilitating its evaluation. Objective To evaluate the increase in diagnosis of benign laryngeal lesions from the usage of inspiratory maneuvers during videolaryngoscopy in patients with or without vocal complaints. Methods A cross-sectional study performed from March 1 to July 1, 2018, in the Laryngology sector of a tertiary hospital. The age of the patients varied from 18 to 60 years old. They were divided into two groups, symptomatic and asymptomatic vocals, and evaluated through videolaryngoscopy together with inspiratory maneuvers. The exams were recorded and later evaluated by three trained laryngologists who determined the laryngeal lesions before and after the inspiratory maneuver. Results There were 60 patients in this sample, 41 of which were vocal symptomatic and 19 asymptomatic. The majority was female and the main complaint was about dysphonia. Before the inspiratory maneuver, the most observed lesions in both groups were chronic laryngitis, followed by vascular dysgenesis. After the inspiratory maneuver, sulcus vocalis was the most frequent additional finding. Conclusion With the inspiratory maneuver, it was possible to increase the identification of structural lesions in the vocal fold, and the most frequent lesion in patients with or without vocal complaints was sulcus vocalis.
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Pemberton, D., and I. Sommerville. "VOCAL: A framework for test identification and deployment." IEE Proceedings - Software Engineering 144, no. 5-6 (1997): 249. http://dx.doi.org/10.1049/ip-sen:19971643.

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Lemaitre, Guillaume, Arnaud Dessein, Patrick Susini, and Karine Aura. "Vocal Imitations and the Identification of Sound Events." Ecological Psychology 23, no. 4 (November 7, 2011): 267–307. http://dx.doi.org/10.1080/10407413.2011.617225.

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Oller, D. Kimbrough, Rebecca E. Eilers, and Devorah Basinger. "Intuitive identification of infant vocal sounds by parents." Developmental Science 4, no. 1 (March 2001): 49–60. http://dx.doi.org/10.1111/1467-7687.00148.

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Dupuis, Kate, and M. Kathleen Pichora-Fuller. "Aging Affects Identification of Vocal Emotions in Semantically Neutral Sentences." Journal of Speech, Language, and Hearing Research 58, no. 3 (June 2015): 1061–76. http://dx.doi.org/10.1044/2015_jslhr-h-14-0256.

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Purpose The authors determined the accuracy of younger and older adults in identifying vocal emotions using the Toronto Emotional Speech Set (TESS; Dupuis & Pichora-Fuller, 2010a) and investigated the possible contributions of auditory acuity and suprathreshold processing to emotion identification accuracy. Method In 2 experiments, younger and older adults with normal hearing listened to and identified vocal emotions in the TESS stimuli. The TESS consists of phrases with controlled syntactic, lexical, and phonological properties spoken by an older female talker and a younger female talker to convey 7 emotion conditions (anger, disgust, fear, sadness, neutral, happiness, and pleasant surprise). Participants in both experiments completed audiometric testing; participants in Experiment 2 also completed 3 tests of suprathreshold auditory processing. Results Identification by both age groups was above chance for all emotions. Accuracy was lower for older adults in both experiments. The pattern of results was similar across age groups and experiments. Auditory acuity did not predict identification accuracy for either age group in either experiment, nor did performance on tests of auditory processing in Experiment 2. Conclusions These results replicate and extend previous findings concerning age-related differences in ability to identify vocal emotions and suggest that older adults' auditory abilities do not explain their difficulties in identifying vocal emotions.
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Perrachione, Tyler K., Cara E. Stepp, Robert E. Hillman, and Patrick C. M. Wong. "Talker Identification Across Source Mechanisms: Experiments With Laryngeal and Electrolarynx Speech." Journal of Speech, Language, and Hearing Research 57, no. 5 (October 2014): 1651–65. http://dx.doi.org/10.1044/2014_jslhr-s-13-0161.

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Purpose The purpose of this study was to determine listeners' ability to learn talker identity from speech produced with an electrolarynx, explore source and filter differentiation in talker identification, and describe acoustic-phonetic changes associated with electrolarynx use. Method Healthy adult control listeners learned to identify talkers from speech recordings produced using talkers' normal laryngeal vocal source or an electrolarynx. Listeners' abilities to identify talkers from the trained vocal source (Experiment 1) and generalize this knowledge to the untrained source (Experiment 2) were assessed. Acoustic-phonetic measurements of spectral differences between source mechanisms were performed. Additional listeners attempted to match recordings from different source mechanisms to a single talker (Experiment 3). Results Listeners successfully learned talker identity from electrolarynx speech but less accurately than from laryngeal speech. Listeners were unable to generalize talker identity to the untrained source mechanism. Electrolarynx use resulted in vowels with higher F1 frequencies compared with laryngeal speech. Listeners matched recordings from different sources to a single talker better than chance. Conclusions Electrolarynx speech, although lacking individual differences in voice quality, nevertheless conveys sufficient indexical information related to the vocal filter and articulation for listeners to identify individual talkers. Psychologically, perception of talker identity arises from a “gestalt” of the vocal source and filter.
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Doungpaisan, Pafan, and Anirach Mingkhwan. "Query by Example of Speaker Audio Signals using Power Spectrum and MFCCs." International Journal of Electrical and Computer Engineering (IJECE) 7, no. 6 (December 1, 2017): 3369. http://dx.doi.org/10.11591/ijece.v7i6.pp3369-3384.

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Search engine is the popular term for an information retrieval (IR) system. Typically, search engine can be based on full-text indexing. Changing the presentation from the text data to multimedia data types make an information retrieval process more complex such as a retrieval of image or sounds in large databases. This paper introduces the use of language and text independent speech as input queries in a large sound database by using Speaker identification algorithm. The method consists of 2 main processing first steps, we separate vocal and non-vocal identification after that vocal be used to speaker identification for audio query by speaker voice. For the speaker identification and audio query by process, we estimate the similarity of the example signal and the samples in the queried database by calculating the Euclidian distance between the Mel frequency cepstral coefficients (MFCC) and Energy spectrum of acoustic features. The simulations show that the good performance with a sustainable computational cost and obtained the average accuracy rate more than 90%.
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Swain, Santosh K., and Debasmita Dubey. "Vocal fold lesions in the pediatric age group: our experiences at a tertiary care teaching hospital of India." International Journal of Contemporary Pediatrics 9, no. 10 (September 26, 2022): 946. http://dx.doi.org/10.18203/2349-3291.ijcp20222424.

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Background: Vocal fold lesions are commonly found in the pediatric age group. The lesions of the vocal fold among children are variable. The laryngoscopic examination is needed for the identification of the vocal fold lesions. The objective of this study is to find out the different vocal fold lesions, clinical presentations, and diagnoses of the vocal fold lesions.Methods: The children aged from 5 to 18 years diagnosed with vocal fold lesions were included in this study. The study was conducted between June 2017 to July 2022. All the children with vocal fold lesions were subjected to video laryngoscopy for assessment of the larynx.Results: There were 156 children diagnosed with vocal fold lesions. The majority of this study's participants were male children (52.56%). The most common symptom was hoarseness. Most common vocal fold lesion was vocal fold nodule (43.58%). Voice abuse was the most common etiological factor behind the vocal fold lesions. Out of 156 children with vocal fold lesions, 72 children (46.15%) underwent microlaryngeal surgery under anesthesia. Voice therapy was given to all the children along with vocal hygiene care.Conclusions: Vocal fold lesions are often found among children. Dysphonia is the commonest clinical presentation of children with vocal fold lesions. Microlaryngeal surgery and voice therapy are two important options for the treatment of vocal fold lesions in pediatric patients.
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Davaris, Nikolaos, Anke Lux, Nazila Esmaeili, Alfredo Illanes, Axel Boese, Michael Friebe, and Christoph Arens. "Evaluation of Vascular Patterns Using Contact Endoscopy and Narrow-Band Imaging (CE-NBI) for the Diagnosis of Vocal Fold Malignancy." Cancers 12, no. 1 (January 20, 2020): 248. http://dx.doi.org/10.3390/cancers12010248.

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The endoscopic detection of perpendicular vascular changes (PVC) of the vocal folds has been associated with vocal fold cancer, dysplastic lesions, and papillomatosis, according to a classification proposed by the European Laryngological Society (ELS). The combination of contact endoscopy with narrow-band imaging (NBI-CE) allows intraoperatively a highly contrasted, real-time visualization of vascular changes of the vocal folds. Aim of the present study was to determine the association of PVC to specific histological diagnoses, the level of interobserver agreement in the detection of PVC, and their diagnostic effectiveness in diagnosing laryngeal malignancy. The evaluation of our data confirmed the association of PVC to vocal fold cancer, dysplastic lesions, and papillomatosis. The level of agreement between the observers in the identification of PVC was moderate for the less-experienced observers and almost perfect for the experienced observers. The identification of PVC during NBI-CE proved to be a valuable indicator for diagnosing malignant and premalignant lesions.
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Rispoli, Mandy, Matthew Brodhead, Katie Wolfe, and Emily Gregori. "Trial-Based Functional Analysis Informs Treatment for Vocal Scripting." Behavior Modification 42, no. 3 (November 30, 2017): 441–65. http://dx.doi.org/10.1177/0145445517742882.

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Research on trial-based functional analysis has primarily focused on socially maintained challenging behaviors. However, procedural modifications may be necessary to clarify ambiguous assessment results. The purposes of this study were to evaluate the utility of iterative modifications to trial-based functional analysis on the identification of putative reinforcement and subsequent treatment for vocal scripting. For all participants, modifications to the trial-based functional analysis identified a primary function of automatic reinforcement. The structure of the trial-based format led to identification of social attention as an abolishing operation for vocal scripting. A noncontingent attention treatment was evaluated using withdrawal designs for each participant. This noncontingent attention treatment resulted in near zero levels of vocal scripting for all participants. Implications for research and practice are presented.
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Bearder, Simon K., Thomas M. Butynski, and Yvonne A. de Jong. "Vocal Profiles for the Galagos: A Tool for Identification." Primate Conservation 27, no. 1 (December 2013): 75. http://dx.doi.org/10.1896/052.027.0102.

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Goy, Huiwen, and Frank A. Russo. "Vocal emotion identification by older listeners with hearing loss." Journal of the Acoustical Society of America 144, no. 3 (September 2018): 1841. http://dx.doi.org/10.1121/1.5068114.

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Strong, William J., Bruce L. Brown, Matthew P. Spackman, Rong Wang, and Stanley Feldstein. "Identification, vocal rating, and acoustical measurement of acted emotion." Journal of the Acoustical Society of America 100, no. 4 (October 1996): 2574. http://dx.doi.org/10.1121/1.417419.

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Ma, He, Yi Zuo, Tieshan Li, and C. L. Philip Chen. "Data-Driven Decision-Support System for Speaker Identification Using E-Vector System." Scientific Programming 2020 (June 29, 2020): 1–13. http://dx.doi.org/10.1155/2020/4748606.

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Recently, biometric authorizations using fingerprint, voiceprint, and facial features have garnered considerable attention from the public with the development of recognition techniques and popularization of the smartphone. Among such biometrics, voiceprint has a personal identity as high as that of fingerprint and also uses a noncontact mode to recognize similar faces. Speech signal-processing is one of the keys to accuracy in voice recognition. Most voice-identification systems still employ the mel-scale frequency cepstrum coefficient (MFCC) as the key vocal feature. The quality and accuracy of the MFCC are dependent on the prepared phrase, which belongs to text-dependent speaker identification. In contrast, several new features, such as d-vector, provide a black-box process in vocal feature learning. To address these aspects, a novel data-driven approach for vocal feature extraction based on a decision-support system (DSS) is proposed in this study. Each speech signal can be transformed into a vector representing the vocal features using this DSS. The establishment of this DSS involves three steps: (i) voice data preprocessing, (ii) hierarchical cluster analysis for the inverse discrete cosine transform cepstrum coefficient, and (iii) learning the E-vector through minimization of the Euclidean metric. We compare experiments to verify the E-vectors extracted by this DSS with other vocal features measures and apply them to both text-dependent and text-independent datasets. In the experiments containing one utterance of each speaker, the average accuracy of the E-vector is improved by approximately 1.5% over the MFCC. In the experiments containing multiple utterances of each speaker, the average micro-F1 score of the E-vector is also improved by approximately 2.1% over the MFCC. The results of the E-vector show remarkable advantages when applied to both the Texas Instruments/Massachusetts Institute of Technology corpus and LibriSpeech corpus. These improvements of the E-vector contribute to the capabilities of speaker identification and also enhance its usability for more real-world identification tasks.
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Formanez, Andrie Jeremy. "Vocal Fold Paralysis with Intraoperative Recurrent Laryngeal Nerve Identification versus Non-identification of Recurrent Laryngeal Nerve in Total Thyroidectomy: A Retrospective Cohort Study." Philippine Journal of Otolaryngology-Head and Neck Surgery 31, no. 1 (June 24, 2016): 22–25. http://dx.doi.org/10.32412/pjohns.v31i1.307.

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Objective: To determine the risk of vocal fold paralysis in patients who underwent total thyroidectomy with and without intraoperative recurrent laryngeal nerve identification. Methods: Study design: Retrospective cohort study Setting: Tertiary military hospital Population: 237 adult patients who underwent total thyroidectomy for benign lesions based on post-operative histopathology operated on by senior third or fourth year residents. Excluded were those who underwent lobectomy with isthmusectomy or reoperation/completion thyroidectomy, had intrathoracic goiters, confirmed malignancies based on post-operative histopathology, or cases wherein the RLN had to be sacrificed due to gross involvement of the nerve caused by malignancy. Results: Group A, wherein intraoperative identification of RLN was done, had a temporary and permanent RLN injury incidence of 2.75% and 0.92% respectively. Group B, wherein intraoperative identification of RLN was not done, had a temporary and permanent RLN injury incidence of 17.19% and 12.5% respectively. Through binary linear regression, the probability of having temporary paralysis increases almost two-fold if the nerve is not identified, and the probability of having permanent paralysis increases by almost nine-fold if the nerve is not identified. Conclusion: We recommend routine intraoperative RLN identification, which has a lower risk for temporary and permanent vocal fold paralysis when compared to non-identification of the RLN. Keywords: cranial nerve injuries/prevention and control, recurrent laryngeal nerve injuries, thyroid neoplasms/surgery, thyroidectomy/adverse effects, vocal cord paralysis/prevention control
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SOUZA, Lourdes Bernadete Rocha de, Leandro de Araujo PERNAMBUCO, Marquiony Marques dos SANTOS, and Joana Cristina Vasconcelos da SILVA. "VOCAL COMPLAINT, AUDITORY-PERCEPTUAL ASSESSMENT OF VOICE AND VOCAL SELF-ASSESSMENT IN WOMEN WITH MORBID OBESITY." ABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo) 28, suppl 1 (2015): 23–25. http://dx.doi.org/10.1590/s0102-6720201500s100008.

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Background : Obese people often have altered breathing patterns and therefore may experience difficulties in voice production. Aim : To verify the presence of vocal complaints and the correlation between the auditory-perceptual analysis of voice and vocal self-assessment of a group of women with morbid obesity before and after bariatric surgery. Methods : A longitudinal, exploratory, descriptive study of 21 morbidly obese women aged between 28 and 68 years, assessed before and after bariatric surgery, was performed. The women filled out a form containing identification data and type of vocal complaint. Perceptual evaluation of voice and vocal self-assessment were performed using a visual analog scale. For perceptual assessment of voice the women were asked to say three sentences from the Consensus Auditory-Perceptual Evaluation of Voice. Results : Of the 21 patients, 14 (66.6%) reported vocal complaints, of which 10 (71%) vocal fatigue, eight (57.14%) voice failures and seven (50%) vocal effort. All participants reported improvements in the voice after surgery, irrespective of having reported vocal complaints before surgery. There was no correlation between vocal self-assessment and auditory-perceptual assessment of the voice before or after the procedure. There was no correlation between vocal self-assessment and perceptual evaluation of the voice before surgery. Conclusion : Obesity interfered with voice production and influenced negative perception and therefore vocal complaints. Complaints about vocal production cannot be perceived by a speech therapist with the same impact as by patients, as both employ different criteria for vocal evaluation. Vocal self-assessment is an important tool in voice evaluation.
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Stark, James A. "On the Role of Vocal Idioms in Singing." Canadian University Music Review, no. 15 (March 1, 2013): 70–90. http://dx.doi.org/10.7202/1014393ar.

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The identification of particular vocal techniques in singing, which combine to form distinctive vocal idioms, is important for an understanding of both "classical" and "vernacular" musical styles. The modern critical literature on song is based largely on the limited concept of a "word-tone relationship," with musico-poetic synthesis as its ideal. Performance practices are as important to song criticism as is the study of written scores. The elements of voice quality and vocal articulation, with specific reference to the physiology and acoustics of the human voice, provide the analytical tools for defining vocal idioms and their role in the value and success of a song. The description of such idioms requires a rapprochement between vocal history, pedagogy, and science. Using the bel canto paradigm as a reference point, this article discusses a variety of vocal idioms. Gluck's aria, "Che farò senza Euridice" is used to illustrate how an understanding of vocal idioms can alter our judgment of a piece which has sometimes been condemned for its poor word-tone relationship.
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Spreadborough, Kristal L., and Ines Anton-Mendez. "It’s not what you sing, it’s how you sing it: How the emotional valence of vocal timbre influences listeners’ emotional perception of words." Psychology of Music 47, no. 3 (February 11, 2018): 407–19. http://dx.doi.org/10.1177/0305735617753996.

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Here we present an investigation into whether vocal timbre impacts on emotional perception of sung words, and whether this effect is intersubjective. That is, does vocal timbre influence the processing of emotion in words, and does it do so in a similar way across listeners? If so, this could help overcome the lack of appropriate analytical techniques for vocal timbre analysis in popular music by approaching such analysis from the perspective of vocal timbres emotive content and how this emotive content impacts emotional perception of sung words (lyrics), specifically in popular, lyric-based, vocal songs. The results of a reception test on emotional word perception according to timbre valence show that participants are significantly less accurate in identifying the emotional valence of words when they are sung with a vocal timbre that has an incongruent emotional valence and, for sad words, they are also slower in arriving at a correct identification of the word’s emotional valence when sung with an emotionally incongruent timbre. This supports the hypothesis that timbre conveys emotional meaning and that the experience of vocal timbre may be intersubjective.
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Zacharias, Stephanie R. C., Susan Baker Brehm, Barbara Weinrich, Lisa Kelchner, Meredith Tabangin, and Alessandro de Alarcon. "Feasibility of Clinical Endoscopy and Stroboscopy in Children With Bilateral Vocal Fold Lesions." American Journal of Speech-Language Pathology 25, no. 4 (November 2016): 598–604. http://dx.doi.org/10.1044/2016_ajslp-15-0071.

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Purpose The purpose of this study was to examine the utility of flexible and rigid endoscopy and stroboscopy for the identification of anatomical and physiological features in children with bilateral vocal fold lesions. The secondary purpose was to describe the age distribution of patients who could tolerate use of the different types of endoscopes. Method This cross-sectional clinic-based study included 38 children (ages 5 to 12 years) diagnosed with bilateral vocal fold lesions via videoendoscopy. Vocal fold vibratory characteristics (e.g., mucosal wave) were rated by 4 clinicians by consensus. Results Bilateral vocal fold lesions could be well described anatomically after visualization with both flexible and rigid endoscopes and were most commonly described as symmetrical and broad based. However, the clinicians' confidence in the accuracy of stroboscopy for rating vocal fold vibratory characteristics was limited for both flexible and rigid stroboscopes. Conclusions Videoendoscopy was adequate for viewing and characterizing anatomical structures of bilateral vocal fold lesions in pediatric patients; however, vibratory characteristics were often not fully visualized with videostroboscopy. In view of the importance of visualizing vocal fold vibration in the differential diagnosis and treatment of vocal fold lesions, other imaging modalities, such as high-speed videoendoscopy, may provide more accurate descriptions of vocal fold vibratory characteristics in this population.
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Stambaugh, Laura A., and Bryan E. Nichols. "The Relationships Among Interval Identification, Pitch Error Detection, and Stimulus Timbre by Preservice Teachers." Journal of Research in Music Education 67, no. 4 (November 27, 2019): 465–80. http://dx.doi.org/10.1177/0022429419885931.

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We examined the relationship between interval identification skill and error detection skill in preservice teachers, accounting for timbral differences by including piano and vocal stimuli. The interval identification test was comprised of 33 items spanning from C2 to B5. Fifteen error detection items were monophonic melodies, two measures long, in 4/4 meter, and included one pitch error. Music education majors ( N = 50) completed both tests in vocal and piano timbres during one individual study session. Interval identification performance was significantly correlated with error detection performance, r = .75. Additionally, interval identification score was a significant predictor for error detection when also accounting for variance from numbers of semesters of enrollment and theory/aural skills courses. Response times for correct responses of interval identification were faster than for incorrect responses. We found no main effects or interactions between primary performance area and timbre of test item. The results suggest interval identification skill generally can be used to predict error detection, reinforcing the importance of developing interval identification as a basic musical skill.
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Galletti, Bruno, Federico Sireci, Roberta Mollica, Elisabetta Iacona, Francesco Freni, Francesco Martines, Enrique Perellò Scherdel, Rocco Bruno, Patrizia Longo, and Francesco Galletti. "Vocal Tract Discomfort Scale (VTDS) and Voice Symptom Scale (VoiSS) in the Early Identification of Italian Teachers with Voice Disorders." International Archives of Otorhinolaryngology 24, no. 03 (December 13, 2019): e323-e329. http://dx.doi.org/10.1055/s-0039-1700586.

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Abstract Introduction The current Italian law does not include any guidance regarding voice education, prevention of voice disorders and screening in subjects with high vocal loading such as teachers. Objectives We aimed to check the correlation between the Vocal Tract Discomfort Scale (VTDS) with the Voice Symptom Scale (VoiSS) for the evaluation of Italian teachers. In addition, we aimed to investigate whether there are differences in the frequency and intensity of discomfort symptoms in teachers with disabilities comparing vocal tract discomfort symptoms in teachers with high risk (HRVD) and low risk (LRVD) of vocal disorders according to the VoiSS cutoff (> 15.5). Methods We analyzed 160 Italian teachers (111 women and 49 men) that completed the VTDS and VoiSS at vocal evaluation. The Spearman correlation test was applied to all variables. The Mann-Whitney U test was used to compare the average number of discomfort symptoms among HRVD and LRVD teachers. Results A moderate positive correlation was observed between the average number, frequency, and intensity of discomfort symptom and the total score, physical domain score, and limitation domain score of the VoiSS. Only the emotional domain score of the VoiSS showed a weak positive correlation (p < 0.001). Teachers considered in the HRVD group according to the VoiSS score had a higher number, frequency, and intensity of vocal tract discomfort symptoms. Conclusion There is correlation between the VTDS and VoiSS scales. Like the VoiSS, the VTDS is a questionnaire that detects HRVD teachers. Therefore, the results suggest that both questionnaires could be useful for a preventive voice program for Italian teachers
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Ōuchi, Fumi. "The Lotus Repentance Liturgy of Shugendō: Identification from Vocal Arts." Cahiers d'Extrême-Asie 18, no. 1 (2009): 169–93. http://dx.doi.org/10.3406/asie.2009.1336.

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Walton, Julie H., and Robert F. Orlikoff. "Speaker Race Identification From Acoustic Cues in the Vocal Signal." Journal of Speech, Language, and Hearing Research 37, no. 4 (August 1994): 738–45. http://dx.doi.org/10.1044/jshr.3704.738.

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One-second acoustic samples were extracted from the mid-portion of sustained /a/ vowels produced by 50 black and 50 white adult males. Each vowel sample from a black subject was randomly paired with a sample from a white subject. From the tape-recorded samples alone, both expert and naive listeners could determine the race of the speaker with 60% accuracy. The accuracy of race identification was independent of the listener’s own race, sex, or listening experience. An acoustic analysis of the samples revealed that, although within ranges reported by previous studies of normal voices, the black speakers had greater frequency perturbation, significantly greater amplitude perturbation, and a significantly lower harmonics-to-noise ratio than did the white speakers. The listeners were most successful in distinguishing voice pairs when the differences in vocal perturbation and additive noise were greatest and were least successful when such differences were minimal or absent. Because there were no significant differences in the mean fundamental frequency or formant structure of the voice samples, it is likely that the listeners relied on differences in spectral noise to discriminate the black and white speakers.
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Imaizumi, Satoshi, Koichi Mori, Shigeru Kiritani, Ryuta Kawashima, Motoaki Sugiura, Hiroshi Fukuda, Kengo Itoh, et al. "Vocal identification of speaker and emotion activates differerent brain regions." NeuroReport 8, no. 12 (August 1997): 2809–12. http://dx.doi.org/10.1097/00001756-199708180-00031.

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Li, Xiaochang, and Mara Mills. "Vocal Features: From Voice Identification to Speech Recognition by Machine." Technology and Culture 60, no. 2S (2019): S129—S160. http://dx.doi.org/10.1353/tech.2019.0066.

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Lemaitre, Guillaume, Arnaud Dessein, Karine Aura, and Patrick Susini. "Perception of vocal imitations and identification of the imitated sounds." Journal of the Acoustical Society of America 127, no. 3 (March 2010): 1955. http://dx.doi.org/10.1121/1.3384962.

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Moraes, Bruno Teixeira, and Noemi Grigoletto De Biase. "Prevalence of Minor Larynx Structural Alterations: Influence on the Concept of a Normal Vocal Fold." Otolaryngology–Head and Neck Surgery 160, no. 2 (October 23, 2018): 295–301. http://dx.doi.org/10.1177/0194599818804768.

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Objective To determine the prevalence of minor structural alterations (MSA) in the vocal fold cover in a population submitted to extralaryngeal site surgery and to characterize them according to morphological and epidemiological parameters. Study Design This was a cross-sectional and observational study. Setting Tertiary referral medical center. Subjects and Methods A total of 147 patients underwent general anesthesia for extralaryngeal site surgery indicated for a procedure extraneous to the study and irrespective of the presence of vocal complaint. Next, detection and morphological characterization of MSAs in the vocal fold cover were performed by means of suspension microlaryngoscopy with laryngeal inspection and palpation without surgical intervention related to this procedure. The laryngeal findings were compared with variables from a clinical and demographic characteristics questionnaire given to these individuals. Results A 21.1% prevalence of MSAs was identified in the sample, which included a majority of individuals without vocal complaint (95.9%). Of these, 5.4% of individuals had laryngeal microdiaphragms, 16.3% sulcus vocalis, and 4.1% epidermoid cysts. No pouch sulcus or mucosal bridges were found. The identification of these alterations occurred mainly after 10 years of age, without effects of sex, vocal abuse, or upper airway conditions. The most common combination of MSAs was bilateral sulcus vocalis. Conclusions The prevalence of MSAs in laryngeal coverage in this predominantly vocally asymptomatic population was 21.1%, with identification of sulcus vocalis, epidermoid cyst, and laryngeal microdiaphragm. Age was the only clinical or demographic characteristic associated with these alterations.
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Shaker, Reza, Bidyut K. Medda, Junlong Ren, Safwan Jaradeh, Pengyan Xie, and Ivan M. Lang. "Pharyngoglottal closure reflex: identification and characterization in a feline model." American Journal of Physiology-Gastrointestinal and Liver Physiology 275, no. 3 (September 1, 1998): G521—G525. http://dx.doi.org/10.1152/ajpgi.1998.275.3.g521.

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Earlier studies in humans have shown that pharyngeal stimulation by water at a threshold volume induces a brief vocal cord adduction, i.e., pharyngoglottal closure reflex. The present study was undertaken to 1) develop a suitable animal model for physiological studies of this reflex and 2) delineate its neural pathway and effector organs. Studies were done in cats by concurrent videoendoscopy and manometry followed by electromyographic studies. At a threshold volume (0.3 ± 0.06 ml), injection of water into the pharynx resulted in a brief closure of the vocal folds, closing the introitus to the trachea. Duration of this closure averaged 1.1 ± 0.1 s. Bilateral transection of the glossopharyngeal nerve completely abolished this reflex but not swallows induced by pharyngeal water stimulation. The pharyngoglottal closure reflex is present in the cats. The glossopharyngeal nerve is the afferent pathway of this reflex, and the interarytenoid and lateral cricoarytenoid muscles are among its target organs.
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Turkmen, Hafiza Irem, Mine Elif Karsligil, and Ismail Kocak. "Visible Vessels of Vocal Folds: Can they have a Diagnostic Role?" Current Medical Imaging Formerly Current Medical Imaging Reviews 15, no. 8 (September 27, 2019): 785–95. http://dx.doi.org/10.2174/1573405614666180604083854.

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Background: Challenges in visual identification of laryngeal disorders lead researchers to investigate new opportunities to help clinical examination. This paper presents an efficient and simple method which extracts and assesses blood vessels on vocal fold tissue in order to serve medical diagnosis. Methods: The proposed vessel segmentation approach has been designed in order to overcome difficulties raised by design specifications of videolaryngostroboscopy and anatomic structure of vocal fold vasculature. The limited number of medical studies on vocal fold vasculature point out that the direction of blood vessels and amount of vasculature are discriminative features for vocal fold disorders. Therefore, we extracted the features of vessels on the basis of these studies. We represent vessels as vascular vectors and suggest a vector field based measurement that quantifies the orientation pattern of blood vessels towards vocal fold pathologies. Results: In order to demonstrate the relationship between vessel structure and vocal fold disorders, we performed classification of vocal fold disorders by using only vessel features. A binary tree of Support Vector Machine (SVM) has been exploited for classification. Average recall of proposed vessel extraction method was calculated as 0.82 while healthy, sulcus vocalis, laryngitis classification accuracy of 0.75 was achieved. Conclusion: Obtained success rates showed the efficiency of vocal fold vessels in serving as an indicator of laryngeal diseases.
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Morikawa, Mateus, Danilo Hernane Spatti, and María Eugenia Dajer. "Wavelet packet transform and multilayer perceptron to identify voices with a mild degree of vocal deviation." Revista de Investigación e Innovación en Ciencias de la Salud 4, no. 1 (March 8, 2022): press. http://dx.doi.org/10.46634/riics.126.

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Introduction. Laryngeal disorders are characterized by a change in the vibratory pattern of the vocal folds. This disorder may have an organic origin described by anatomical fold modification, or a functional origin caused by vocal abuse or misuse. The most common diagnostic methods are performed by invasive imaging features that cause patient discomfort. In addition, mild voice deviations do not stop the individual from using their voices, which makes it difficult to identify the problem and increases the possibility of complications. Aim. For those reasons, the goal of the present paper was to develop a noninvasive alternative for the identification of voices with a mild degree of vocal deviation applying the Wavelet Packet Transform (WPT) and Multilayer Perceptron (MLP), an Artificial Neural Network (ANN). Methods. A dataset of 74 audio files were used. Shannon energy and entropy measures were extracted using the Daubechies 2 and Symlet 2 families and then the processing step was performed with the MLP ANN. Results. The Symlet 2 family was more efficient in its generalization, obtaining 99.75% and 99.56% accuracy by using Shannon energy and entropy measures, respectively. The Daubechies 2 family, however, obtained lower accuracy rates: 91.17% and 70.01%, respectively. Conclusion. The combination of WPT and MLP presented high accuracy for the identification of voices with a mild degree of vocal deviation.
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Sakthivel, S., and V. Prabhu. "Optimal Deep Learning-Based Vocal Fold Disorder Detection and Classification Model on High-Speed Video Endoscopy." Journal of Healthcare Engineering 2022 (October 17, 2022): 1–12. http://dx.doi.org/10.1155/2022/4248938.

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The use of high-speed video-endoscopy (HSV) in the study of phonatory processes linked to speech needs the precise identification of vocal fold boundaries at the time of vibration. The HSV is a unique laryngeal imaging technology that captures intracycle vocal fold vibrations at a higher frame rate without the need for auditory inputs. The HSV is also effective in identifying the vibrational characteristics of the vocal folds with an increased temporal resolution during retained phonation and flowing speech. Clinically significant vocal fold vibratory characteristics in running speech can be retrieved by creating automated algorithms for extracting HSV-based vocal fold vibration data. The best deep learning-based diagnosis and categorization of vocal fold abnormalities is due to the usage of HSV (ODL-VFDDC). The suggested ODL-VFDDC technique starts with temporal segmentation and motion correction to identify vocalized regions from the HSV recording and gathers the position of movable vocal folds across frames. The attributes gathered are fed into the deep belief network (DBN) model. Furthermore, the agricultural fertility algorithm (AFA) is used to optimize the hyperparameter tuning of the DBN model, which improves classification results. In terms of vocal fold disorder classification, the testing results demonstrated that the ODL-VFDDC technique beats the other existing methodologies. The farmland fertility algorithm (FFA) is then used to accurately determine the glottal limits of vibrating vocal folds. The suggested method has successfully tracked the speech fold boundaries across frames with minimum processing cost and high resilience to picture noise. This method gives a way to look at how the vocal folds move during a connected speech that is completely done by itself.
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Ribeiro, Vanessa Veis, and Carla Aparecida Cielo. "Vocal acoustic and auditory-perceptual measures, vocal complaints and professional characteristics of teachers from the city of Santa Maria (Rio Grande do Sul), Brazil." Audiology - Communication Research 19, no. 4 (December 2014): 387–98. http://dx.doi.org/10.1590/s2317-64312014000400001395.

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Purpose Describe and correlate acoustic and auditory-perceptual vocal measures, vocal complaints and professional characteristics of a group of teachers. Methods Ninety-nine female primary school teachers, aged 20 to 66 years, underwent auditory-perceptual (CAPE-V) and acoustic (Multi-Dimensional Voice Program Advanced) vocal assessments, and answered a questionnaire with questions about personal identification, overall health, occupational activities and vocal complaints. The ANOVA and Pearson’s correlation statistical tests have been applied. Results The teachers worked 6.98 hours a day, on average, and had been working as teachers for 12.91 years, approximately. Most of them reported vocal complaints and were employed in private schools. Auditory perceptual parameters were normal. All measures of jitter, shimmer, voiceless or unvoiced and subharmonic segments were above the normal range, as well as the standard deviation for fundamental frequency and soft phonation index. Perturbation frequency and age, roughness, breathiness and overall degree of voice were positively correlated with age and length of professional practice. There was also a negative correlation between amplitude perturbation and daily use of voice. Conclusion The teachers’ voices were considered as normal by the auditory-perceptual assessment, but noise and instability were detected in the acoustic analysis; there were, particularly, vocal complaints, and alteration of vocal acoustic and auditory-perceptual measures with increasing age and length of professional practice.
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Erickson-Levendoski, Elizabeth, and M. Preeti Sivasankar. "Role for Ion Transport in Porcine Vocal Fold Epithelial Defense to Acid Challenge." Otolaryngology–Head and Neck Surgery 146, no. 2 (November 15, 2011): 272–78. http://dx.doi.org/10.1177/0194599811428273.

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Objective. The vocal fold epithelium is routinely exposed to gastric contents, including acid and pepsin, during laryngopharyngeal reflux events. The epithelium may possess intrinsic defenses to reflux. The first objective of the current study was to examine whether vocal fold epithelial ion transport is one potential mechanism of defense to gastric contents. The second objective was to determine whether ion transport in response to gastric contents is associated with the secretion of bicarbonate. Study Design. Prospective design in excised porcine larynges. Setting. Laboratory. Subjects and Methods. Porcine vocal folds (N = 56) were exposed on the luminal surface to acid, pepsin, or sham challenges. Ion transport at baseline and following challenge exposure was measured using electrophysiological techniques. To examine specific ion transport mechanisms, vocal folds were pretreated with either a sodium channel blocker or bicarbonate channel blocker. Results. Within 60 seconds of acid but not pepsin exposure, there was a significant increase in ion transport. This rapid increase in ion transport was transient and related to bicarbonate secretion. Conclusion. The current data suggest that porcine vocal folds immediately increase bicarbonate secretion following exposure to acid. Bicarbonate secretion may act to neutralize acid. These findings contribute to the identification of the mechanisms underlying vocal fold defense to reflux and offer implications for the development of treatments for reflux-induced vocal fold injury.
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Yamada, Natsuko, Yuji Hakoda, Emiko Yuda, and Akiko Kusuhara. "Verification of Impression of Voice in Relation to Occupational Categories." Psychological Reports 86, no. 3_suppl (June 2000): 1249–63. http://dx.doi.org/10.2466/pr0.2000.86.3c.1249.

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The present study examined how personality traits, physical characteristics, and occupational categories derived from listening to human voices are related to each other. Stimuli were 25 tape-recorded male vocal samples. In Study 1, 114 undergraduate and graduate students rated each of the 25 voices on 22 personality traits and 11 vocal characteristics. Participants were also given a list of 34 occupational categories from which they selected one suitable occupational category for each of the 25 voices. Of 34 occupations, 20 occupations selected most frequently were used in Study 2 wherein 90 junior college students rated the voices on the 20 occupational categories. Factor analyses produced three factors for personality characteristics, for vocal characteristics, and for occupational categories. Also, significant correlations among those factors (both positive and negative) indicated participants consistently attributed particular personality and vocal characteristics to specific voices and assigned those voices to particular occupational categories. Stereotypical perception of voices is discussed in terms of earwitness identification.
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Alessi, David M., David G. Hanson, and George Berci. "Bedside Videolaryngoscopic Assessment of Intubation Trauma." Annals of Otology, Rhinology & Laryngology 98, no. 8 (August 1989): 586–90. http://dx.doi.org/10.1177/000348948909800803.

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Telescopic laryngoscopic examination was performed at the bedside after extubation in 29 consecutive surgical intensive care unit patients who required endotracheal intubation for more than 16 hours. The examinations were documented with a portable video recording system. The majority of patients exhibited evidence of acute endolaryngeal trauma. Vocal fold ulceration and vocal fold motion abnormalities were the most common lesions. Patients with abnormal larynges were followed up after discharge from the intensive care unit. Most of the identified injuries resolved without intervention. However, silent aspiration was identified frequently in patients with vocal fold paresis and was thought to be a significant factor in postoperative pulmonary complications. Early identification of significant laryngeal trauma and/or vocal fold paresis in critically ill patients is important for both postoperative pulmonary care and voice rehabilitation. This pilot study demonstrated that documentation of the laryngeal examination is feasible in critically ill patients in an intensive care unit setting.
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Yamada, Natsuko, Yuji Hakoda, Emiko Yuda, and Akiko Kusuhara. "Verification of Impression of Voice in Relation to Occupational Categories." Psychological Reports 86, no. 3_part_2 (June 2000): 1249–63. http://dx.doi.org/10.1177/003329410008600333.2.

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The present study examined how personality traits, physical characteristics, and occupational categories derived from listening to human voices are related to each other. Stimuli were 25 tape-recorded male vocal samples. In Study 1, 114 undergraduate and graduate students rated each of the 25 voices on 22 personality traits and 11 vocal characteristics. Participants were also given a list of 34 occupational categories from which they selected one suitable, occupational category for each of the 25 voices. Of 34 occupations, 20 occupations selected most frequently were used in Study 2 wherein 90 junior college students rated the voices on the 20 occupational categories. Factor analyses produced three factors for personality characteristics, for vocal characteristics, and for occupational categories. Also, significant correlations among those factors (both positive and negative) indicated participants consistently attributed particular personality and vocal characteristics to specific voices and assigned those voices to particular occupational categories. Stereotypical perception of voices is discussed in terms of earwitness identification.
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Mo, Wenwen, and Yuan Yuan. "Design of Interactive Vocal Guidance and Artistic Psychological Intervention System Based on Emotion Recognition." Occupational Therapy International 2022 (June 17, 2022): 1–9. http://dx.doi.org/10.1155/2022/1079097.

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The research on artistic psychological intervention to judge emotional fluctuations by extracting emotional features from interactive vocal signals has become a research topic with great potential for development. Based on the interactive vocal music instruction theory of emotion recognition, this paper studies the design of artistic psychological intervention system. This paper uses the vocal music emotion recognition algorithm to first train the interactive recognition network, in which the input is a row vector composed of different vocal music characteristics, and finally recognizes the vocal music of different emotional categories, which solves the problem of low data coupling in the artistic psychological intervention system. Among them, the vocal music emotion recognition experiment based on the interactive recognition network is mainly carried out from six aspects: the number of iterative training, the vocal music instruction rate, the number of emotion recognition signal nodes in the artistic psychological intervention layer, the number of sample sets, different feature combinations, and the number of emotion types. The input data of the system is a training class learning video, and actions and expressions need to be recognized before scoring. In the simulation process, before the completion of the sample indicators is unbalanced, the R language statistical analysis tool is used to balance the existing unbalanced data based on the artificial data synthesis method, and 279 uniformly classified samples are obtained. The 279 ∗ 7 dataset was used for statistical identification of the participants. The experimental results show that under the guidance of four different interactive vocal music, the vocal emotion recognition rate is between 65.85%-91.00%, which promotes the intervention of music therapy on artistic psychological intervention.
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Roberts, Todd F., Erin Hisey, Masashi Tanaka, Matthew G. Kearney, Gaurav Chattree, Cindy F. Yang, Nirao M. Shah, and Richard Mooney. "Identification of a motor-to-auditory pathway important for vocal learning." Nature Neuroscience 20, no. 7 (May 15, 2017): 978–86. http://dx.doi.org/10.1038/nn.4563.

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Ovaskainen, Otso, Ulisses Moliterno de Camargo, and Panu Somervuo. "Animal Sound Identifier (ASI): software for automated identification of vocal animals." Ecology Letters 21, no. 8 (June 25, 2018): 1244–54. http://dx.doi.org/10.1111/ele.13092.

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Bunton, Kate, and Brad H. Story. "Identification of synthetic vowels based on selected vocal tract area functions." Journal of the Acoustical Society of America 125, no. 1 (January 2009): 19–22. http://dx.doi.org/10.1121/1.3033740.

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Trihatmojo, M. H., Suprayogi, and H. Bethaningtyas. "Identification vocal cord condition during treatment process with dysphonia severity index." Journal of Physics: Conference Series 1075 (August 2018): 012071. http://dx.doi.org/10.1088/1742-6596/1075/1/012071.

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Lemaitre, Guillaume, Olivier Houix, Frédéric Voisin, Nicolas Misdariis, and Patrick Susini. "Comparing identification of vocal imitations and computational sketches of everyday sounds." Journal of the Acoustical Society of America 140, no. 4 (October 2016): 3390. http://dx.doi.org/10.1121/1.4970854.

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Story, Brad H., and Kate Bunton. "Relation of Vocal Tract Shape, Formant Transitions, and Stop Consonant Identification." Journal of Speech, Language, and Hearing Research 53, no. 6 (December 2010): 1514–28. http://dx.doi.org/10.1044/1092-4388(2010/09-0127).

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