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Vocal complaint in physical education teachers and its association with the cardiovascular system
(2014)
Background: We examined the vocal complaints and evaluated the correlation between the vocal handicap index (VHI) and heart rate variability (HRV) in physical education teachers. We evaluated 46 teachers. Method: The ...
Vocalizations of Scinax dolloi (Anura, Hylidae) at its type locality Vila de Maringa, Itatiaia, Rio de Janeiro, Brazil, including bioacoustic comparisons with morphologically similar species
(Soc Brasileira Herpetologia, 2021-04-01)
This study presents the description of the advertisement call and a second call type of Scinax dolloi, recorded at its type locality, Vila de Maringa, ltatiaia, in the State of Rio de Janeiro, southeastern Brazil. The ...
Análise das variações do vibrato de cantoras líricas em duas cadências musicais de caráter alegre e triste
(Universidade Federal de Minas GeraisUFMG, 2011-08-29)
This paper presents a description of possible patterns of vibrato applied to the characters sad and happy. Using spectral analysis and an algorithm of spectral analysis of tremor and vibrato of the human voice developed ...
Biotic and abiotic sounds affect calling activity but not plasma testosterone levels in male frogs (Batrachyla taeniata) in the field and in captivity
(Elsevier, 2020)
In animals, the expression of diverse reproductive behaviors is hormonally regulated. In particular, vocalizing during courtship has been related to circulating androgen levels, and reciprocally, conspecific vocalizations ...
Contact calling in context: intra- and intergroup variation in vocalization rates depend on a call’s function
(2020)
To maintain group cohesion while coordinating group movements, individuals might use signals to advertise the location of a route, their intention to initiate movements, or their position at a given time. In highly mobile ...
Automatic classification of laparos call and playback tests at cuniculture nests
(Universidade Federal de Santa Maria, 2018)
Neurophysiological Muscle Activation Scheme for Controlling Vocal Fold Models
(2019)
A physiologically-based scheme that incorporates inherent neurological fluctuations in the activation of intrinsic laryngeal muscles into a lumped-element vocal foldmodel is proposed. Herein, muscles are activated through ...
Sistema de detecção e classificação de patologias vocais baseado no domínio espectral da função de correntropia
(BrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICA E DE COMPUTAÇÃO, 2019-01-18)
Vocal pathologies negatively affect the social and professional life of the patients,
some of which may even lead to death if they are not treated quickly. Among the main
procedures for the diagnosis of vocal disorders ...
Impactos e impressões da qualidade vocal do professor no contexto da sala de aula
(Universidade Federal de Minas GeraisUFMG, 2016-12-14)
Purposes: identify the impacts of teachers voice in classroom and analyze and compare the perception of students, teachers and lay people regarding the preferred and non-preferred voices for an elementary school teacher. ...