The ability to map similar sounding words to different meanings alone is far from enough for successful speech processing. To overcome variability in the speech signal, young learners must also recognize words across surface variations. Previous studies have shown that infants at 14 months are able to use variations in word-internal cues (i.e.,…

This dissertation investigates Voice Onset Time (VOT), which serves as an essential property for differentiating plosive consonants in L1 and L2 Mandarin Chinese. It surveys VOT variations and demonstrates that they are affected by several phonetic and phonological properties, e.g., lexical tone, place of articulation (POA), speech rate,…

Vietnamese (Vietic, Mon-Khmer, Austroasiatic) is monosyllabic and tonal. Most Mon-Khmer (MK) languages are multisyllabic and atonal. Evidence suggests that Vietnamese (VN) has had its tones less than one millennium, and that other languages (both MK and non-MK) are also acquiring tones, a process called "tonogenesis". Comparing VN's…

Analyzes the speech of three speakers of Linxian Chinese, indicating the dialect's features and the problems involved in communication between speakers of Linxian and speakers of Putonghua (or Standard Mandarin). (Author/AM)