Background Ultrasound is a non-invasive, cross-sectional imaging technique emerging in
dentistry. It is an adjunct tool for diagnosing pathologies in the oral cavity that overcomes …

This paper reconsiders a classic claim about phonetic variability—that speech sounds in
larger phonemic inventories should exhibit less within-category variability in production …

The standard Beijing variety of Mandarin has a clear alveolar–retroflex contrast for
phonemes featuring voiceless sibilant frication (ie,/s/,/ʂ/,/ʈs/,/ʈʂ/,/ʈsʰ/,/ʈʂʰ/). However …

Ultrasound imaging of the tongue is biased by the probe movements relative to the
speaker's head. Two common remedies are restricting or algorithmically compensating for …

Shanghai Mandarin is reported to neutralize/n/and/ŋ/after non-low vowels, a change also
reported for other varieties of Chinese. However, the place of articulation of the resulting …

Topic-based style-shifting refers to the variation pattern that, when people talk about a topic,
they shift to a linguistic style which is associated with the topic. Most of the research on topic …

This study examines how L1 English-L2 French learners use L1 articulatory and acoustic
categories to produce L2 vowels that are both similar to and different from their L1 vowels …

The study examines the stylistic variation (interview vs. passage-reading) of socially
meaningful variables among orally educated deaf speakers of Mandarin in Taipei, Taiwan. I …

The two “waves” which are held to have brought Arabic to northern Africa are typically
assumed to have been homogenous entities which subsequently developed in situ into the …

This study presents empirical evidence from read versus interactive speech to shed light on
the nature of the alveolar-retroflex sibilant merger by young speakers of Taiwan Mandarin …