Results 21 to 30 of about 69,050 (293)

Toward a Consensus Description of Vocal Effort, Vocal Load, Vocal Loading, and Vocal Fatigue

open access: yesJournal of Speech, Language, and Hearing Research, 2020
PurposeThe purpose of this document is threefold: (a) review the uses of the terms “vocal fatigue,” “vocal effort,” “vocal load,” and “vocal loading” (as found in the literature) in order to track the occurrence and the related evolution of research; (b) present a “linguistically modeled” definition of the same from the review of literature on the ...
Hunter, Eric   +7 more
openaire   +4 more sources

Language Origins Viewed in Spontaneous and Interactive Vocal Rates of Human and Bonobo Infants

open access: yesFrontiers in Psychology, 2019
From the first months of life, human infants produce “protophones,” speech-like, non-cry sounds, presumed absent, or only minimally present in other apes. But there have been no direct quantitative comparisons to support this presumption. In addition, by
D. Kimbrough Oller   +11 more
doaj   +1 more source

Underwater vocalizations of Trachemys scripta elegans and their differences among sex–age groups

open access: yesFrontiers in Ecology and Evolution, 2022
The aim of this study was to identify underwater vocalizations in red-eared turtles (Trachemys scripta elegans) and assess differences between sexes and ages.
Lu Zhou   +5 more
doaj   +1 more source

Vocal coselection in rat pup ultrasonic vocalizations [PDF]

open access: yesEcology and Evolution, 2016
AbstractSelective breeding and natural selection that select for one trait often bring along other correlated traits via coselection. Selective breeding for an infantile trait, high or low call rates of isolation‐induced ultrasonic vocalization of rat pups, also alters functions of some brain systems and emotional behaviors throughout life. We examined
Heather R. Spence   +4 more
openaire   +2 more sources

A possible common physical principle that underlies animal vocalization: theoretical considerations with an unsteady airflow-structure interaction model

open access: yesJournal of Biomechanical Science and Engineering, 2016
We previously described an analytical model regarding how human falsetto voice is produced upon interaction between the respiratory airflow and vocal fold motion.
Shinji DEGUCHI
doaj   +1 more source

Analysis of ultrasonic vocalizations from mice using computer vision and machine learning

open access: yeseLife, 2021
Mice emit ultrasonic vocalizations (USVs) that communicate socially relevant information. To detect and classify these USVs, here we describe VocalMat. VocalMat is a software that uses image-processing and differential geometry approaches to detect USVs ...
Antonio HO Fonseca   +4 more
doaj   +1 more source

The Self-Organization of Speech Sounds [PDF]

open access: yes, 2005
The speech code is a vehicle of language: it defines a set of forms used by a community to carry information. Such a code is necessary to support the linguistic interactions that allow humans to communicate. How then may a speech code be formed prior to
Oudeyer, Pierre-Yves
core   +3 more sources

The Interaction of Yer Deletion and Nasal Assimilation in Optimality Theory1 [PDF]

open access: yes, 2015
The problem of opacity presents a challenge for generative phonology. This paper examines the process of Nasal Assimilation in Polish rendered opaque by the process of Vowel Deletion in Optimality Theory (Prince & Smolensky, 1993), which currently is a ...
Iwan, Karolina
core   +2 more sources

REINFORCEMENT OF VOCALIZATIONS THROUGH CONTINGENT VOCAL IMITATION [PDF]

open access: yesJournal of Applied Behavior Analysis, 2011
Maternal vocal imitation of infant vocalizations is highly prevalent during face‐to‐face interactions of infants and their caregivers. Although maternal vocal imitation has been associated with later verbal development, its potentially reinforcing effect on infant vocalizations has not been explored experimentally.
Martha, Pelaez   +2 more
openaire   +2 more sources

Control of echolocation pulses by neurons of the nucleus ambiguus in the rufous horseshoe bat, Rhinolophus rouxi [PDF]

open access: yes, 1986
1. Horseradish peroxidase was applied by iontophoretic injections to physiologically identified regions of the laryngeal motor nucleus, the nucleus ambiguus in the CF/FM batRhinolophus rouxi. 2.
Rübsamen, R., Schweizer, Hermann
core   +1 more source

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