Results 21 to 30 of about 4,704,550 (348)

Estimating animal population density using passive acoustics [PDF]

open access: yes, 2013
Reliable estimation of the size or density of wild animal populations is very important for effective wildlife management, conservation and ecology. Currently, the most widely used methods for obtaining such estimates involve either sighting animals from
Ward, Jessica   +20 more
core   +1 more source

Transferable Models for Bioacoustics with Human Language Supervision [PDF]

open access: yesIEEE International Conference on Acoustics, Speech, and Signal Processing, 2023
Passive acoustic monitoring offers a scalable, non-invasive method for tracking global biodiversity and anthropogenic impacts on species. Although deep learning has become a vital tool for processing this data, current models are inflexible, typically ...
David Robinson   +2 more
semanticscholar   +1 more source

Vocal Interactivity in-and-between Humans, Animals, and Robots [PDF]

open access: yesFrontiers in Robotics and AI, 2016
Almost all animals exploit vocal signals for a range of ecologically motivated purposes: detecting predators/prey and marking territory, expressing emotions, establishing social relations, and sharing information. Whether it is a bird raising an alarm, a whale calling to potential partners, a dog responding to human commands, a parent reading a story ...
Roger K. Moore   +2 more
openaire   +5 more sources

Rhythm in speech and animal vocalizations: a cross‐species perspective [PDF]

open access: yesAnnals of the New York Academy of Sciences, 2019
AbstractWhy does human speech have rhythm? As we cannot travel back in time to witness how speech developed its rhythmic properties and why humans have the cognitive skills to process them, we rely on alternative methods to find out. One powerful tool is the comparative approach: studying the presence or absence of cognitive/behavioral traits in other ...
Ravignani A.   +5 more
openaire   +6 more sources

Horses Categorize Human Emotions Cross-Modally Based on Facial Expression and Non-Verbal Vocalizations

open access: yesAnimals, 2019
Over the last few years, an increasing number of studies have aimed to gain more insight into the field of animal emotions. In particular, it is of interest to determine whether animals can cross-modally categorize the emotions of others.
Miléna Trösch   +5 more
doaj   +1 more source

Understanding pup affective state through ethologically significant ultrasonic vocalization frequency

open access: yesScientific Reports, 2017
Throughout life, rats emit ultrasonic vocalizations (USV) when confronted with an aversive situation. However, the conditions classically used to elicit USV vary greatly with the animal’s age (isolation from the dam in infancy, versus nociceptive ...
Julie Boulanger-Bertolus   +3 more
semanticscholar   +1 more source

Evidence of auditory insensitivity to vocalization frequencies in two frogs

open access: yesScientific Reports, 2017
The emergence and maintenance of animal communication systems requires the co-evolution of signal and receiver. Frogs and toads rely heavily on acoustic communication for coordinating reproduction and typically have ears tuned to the dominant frequency ...
S. Goutte   +9 more
semanticscholar   +1 more source

Animal Sound Identifier (ASI): software for automated identification of vocal animals [PDF]

open access: yesEcology Letters, 2018
AbstractAutomated audio recording offers a powerful tool for acoustic monitoring schemes of bird, bat, frog and other vocal organisms, but the lack of automated species identification methods has made it difficult to fully utilise such data. We developed Animal Sound Identifier (ASI), a MATLAB software that performs probabilistic classification of ...
Ovaskainen, Otso   +3 more
openaire   +4 more sources

Distributed acoustic cues for caller identity in macaque vocalization [PDF]

open access: yesRoyal Society Open Science, 2015
Individual primates can be identified by the sound of their voice. Macaques have demonstrated an ability to discern conspecific identity from a harmonically structured ‘coo’ call.
Makoto Fukushima   +4 more
doaj   +1 more source

Human cerebral response to animal affective vocalizations [PDF]

open access: yesProceedings of the Royal Society B: Biological Sciences, 2007
It is presently unknown whether our response to affective vocalizations is specific to those generated by humans or more universal, triggered by emotionally matched vocalizations generated by other species. Here, we used functional magnetic resonance imaging in normal participants to measure cerebral activity during auditory stimulation with ...
Pascal, Belin   +5 more
openaire   +2 more sources

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