Sentences with phrase «in vocal tract»

For four decades, the inability of nonhuman primates to produce human speech sounds has been claimed to stem from limitations in their vocal tract anatomy, a conclusion based on plaster casts made from the vocal tract of a monkey cadaver.

Not exact matches

[Jacob C. Dunn et al, Evolutionary Trade - Off between Vocal Tract and Testes Dimensions in Howler Monkeys]

In speech it's very difficult to get at a lot of things that we want to understand, because humans aren't willing to have needles and probes stuck through their vocal tracts.

Her sculpture of the creature's vocal tract is on display now through January 2013 at Cité du Design in central France.

To find out how this changed the sounds produced, Bart de Boer of the University of Amsterdam in the Netherlands created artificial vocal tracts from shaped plastic tubes.

The authors controlled for other possible explanations, such as the possibility that hermit thrushes could select notes using the resonances of their vocal tract in a manner similar to wind instruments like the alphorn.

Stridor indicates a narrowing somewhere in the main, or proximal, airways — the area of the respiratory tract between the vocal cords high in the neck and where the trachea, or windpipe, branches to meet the two lungs.

The negative side is that cepstral coefficients reflect the geometry of the human vocal tract, but we are not too different from one another, so the system tends to make false hits,» says Peter French from the University of York, president of the International Association for Forensic Phonetics and Acoustics (IAFPA) and director of J.P. French Associates, the main forensic phonetics company in the U.K. «I believe that automatic systems should be combined with human intervention,» French says.

To this end, singers often modify the resonances of their tract to produce a characteristic «vocal ring» that considerably boosts the sound output in this frequency range.

The team computed the sounds and frequencies these monkeys could, in theory, produce from the 99 tract configurations they saw, and compared them with those made by human vocal tracts (Science Advances, DOI: 10.1126 / sciadv.1600723).

Tracheal length changes during zebra finch song and their possible role in upper vocal tract filtering

Other articulators involved in avian vocal tract filtering include beak movements and gape widths (Hoese et al., 2000; Podos et al., 2004; Nelson et al., 2005).

We used x-ray videos to quantify vocal tract dynamics in living macaques during vocalization, facial displays, and feeding.

(2015) Evolutionary trade - off bewteen vocal tract and testes dimensions in howler monkeys.

In effect, she «tunes» the resonance frequency of her vocal tract to match the frequency of the pitch at which she is singing.

Effects of the vocal tract filter are also evident in elephant alarm calls.

In humans, vowel differentiation is largely affected by vocal tract manipulations, such as tongue placement, and independent shifting of formants is common [45], [58], [59].

In the Samburu alarm call, there was a simultaneous upward shift in F1 and F2 locations, which can be effected by simple shortening of the vocal tract [45]; [55]--[57In the Samburu alarm call, there was a simultaneous upward shift in F1 and F2 locations, which can be effected by simple shortening of the vocal tract [45]; [55]--[57in F1 and F2 locations, which can be effected by simple shortening of the vocal tract [45]; [55]--[57].

At present, it is unclear to what extent formant - shifting in elephant alarm calls is the result of voluntary vocal tract manipulations, the simple by - product of affective states, or some other mechanism (see [61]-RRB-.

Upper respiratory tract problems are common in those dogs who undergo vocal cordectomy, due to scar formation at the edge of the voice box or larynx.

In this Sneak Peak Ali Miharbi gives an overview of his recent practice, including his sound installation Whisper, that is based on the shapes human vocal tract during speech.