Sentences with phrase «vocal tracts from»

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.

Not exact matches

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.

The vocal tract — the «pipe» between the voice box and the mouth — has a series of resonance frequencies (R1, R2, R3, et cetera), which provide an effective transfer of acoustic power from the vibrating vocal folds to the surrounding air.

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).

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.

As a vigorous outdoorsman, Roosevelt was a proud, vocal champion of the first phase of U.S. environmentalism: conservation, aimed at protecting tracts of wild land from industrialization.