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Phonetics and Phonology

Assimilation, gestural timing

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Full-Text Articles in Social and Behavioral Sciences

An Electropalatography (Epg) Study Of Nasal-Trill/Lateral Sequences In Spanish, Alexei Kochetov, Laura Colantoni Jun 2013

An Electropalatography (Epg) Study Of Nasal-Trill/Lateral Sequences In Spanish, Alexei Kochetov, Laura Colantoni

Alexei Kochetov

Trills and laterals require relatively precise articulatory and aerodynamic settings that are at least partly incompatible with setting necessary to produce nasal stops. Historically, this incompatibility has often been resolved through assimilation, deletion, or epenthesis in within-word [n+r] and [n+l] clusters (e.g. in Romance). It is expected that similar, yet gradient effects would be observed in across-word or hetero-morphemic sequences of nasals and liquids. This study examines the production of Spanish nasal-liquid sequences using electropalatography (EPG). Linguopalatal contact data were collected from 9 native speakers of Spanish (representing 3 dialects) producing various utterances with nasals before /r/ and /l/ (as …


Nasal Variability And Speech Style: An Epg Study Of Word-Final Nasals In Two Spanish Dialects, Laura Colantoni, Alexei Kochetov Dec 2011

Nasal Variability And Speech Style: An Epg Study Of Word-Final Nasals In Two Spanish Dialects, Laura Colantoni, Alexei Kochetov

Alexei Kochetov

Nasal consonants are notoriously prone to variation caused by various phonetic and sociolinguistic factors. A study of nasal variability in Spanish is of particular interest, as Spanish dialects neutralize their three-way nasal place contrast in coda position to either alveolar or velar nasals. For example, in Peninsular and Argentine Spanish final nasals are realized as alveolar, while in Caribbean varieties as velar. A number of sociolinguistic studies have concentrated on nasal variability in velarizing dialects. However, cross-dialectal comparisons have mostly relied on auditory-based transcriptions of sociolinguistic interviews, and articulatory investigations of velarizing Caribbean dialects are so far lacking. The goal …


Coarticulation And Assimilation In Korean Vowel Epenthesis, Kyumin Kim, Alexei Kochetov Jan 2011

Coarticulation And Assimilation In Korean Vowel Epenthesis, Kyumin Kim, Alexei Kochetov

Alexei Kochetov

This paper investigates acoustic properties of epenthetic vowels used in the adaptation of English loanwords with final obstruents in Korean (e.g. phokhI < folk, phochi < poach). An extensive analysis of spectral and durational properties of these vowels produced by six speakers of Seoul Korean reveals that loanword epenthesis is a categorical vowel insertion process. The quality of epenthetic vowels in the data was essentially identical to that of the native high vowels /i/ and /I/, depending on the place of articulation of the preceding consonant. Duration of epenthetic vowels was also similar to that of native vowels. These findings provide evidence for the phonological status of epenthesis and vowel coloring in loanwords into Korean, supporting some previous phonological accounts of the phenomenon, while questioning others. Importantly, the categorical vowel coloring in loanwords is different from gradient coarticulatory effects exerted by preceding consonants and non-adjacent vowels, which were also observed in the data. This underscores the importance of careful experimental investigation of vowel epenthesis, as a way of teasing apart phonological processes and phonetic effects.


Gestural Coordination In Spanish /S/ Weakening: An Electropalatographic Study, Alexei Kochetov, Laura Colantoni Jan 2011

Gestural Coordination In Spanish /S/ Weakening: An Electropalatographic Study, Alexei Kochetov, Laura Colantoni

Alexei Kochetov

This study uses electropalatography to investigate syllable-final weakening of /s/ in Argentine Spanish. Results from 5 speakers from Buenos Aires show that the process applies consistently to /s/ before consonants, both within and across words. The phonetic realization of the fricative varies systematically as a function of place of articulation of the following consonant, and is to some extent affected by word boundaries and stress.


Spanish Nasal Assimilation Revisited: A Cross-Dialect Electropalatographic Study, Alexei Kochetov, Laura Colantoni Dec 2010

Spanish Nasal Assimilation Revisited: A Cross-Dialect Electropalatographic Study, Alexei Kochetov, Laura Colantoni

Alexei Kochetov

This study employs electropalatography to investigate the implementation of nasal assimilation in two Spanish dialects (Argentine and Cuban) that differ in the realization of word-final nasals as alveolar or velar. 5 speakers of Argentine and 3 speakers of Cuban Spanish were presented with various utterances containing nasals followed by labial, coronal, and dorsal stops and fricatives under two stress conditions. Results revealed that place assimilation of nasals was consistently accompanied by stricture assimilation. The process was generally categorical, that is, the final alveolar or velar nasal adopted the articulation of the following consonant. Nasal + fricative sequences, however, showed a …


Perception Of Gestural Overlap And Self-Organizing Phonological Contrasts, Alexei Kochetov Jan 2008

Perception Of Gestural Overlap And Self-Organizing Phonological Contrasts, Alexei Kochetov

Alexei Kochetov

No abstract provided.


Phonetic Variability And Grammatical Knowledge: An Articulatory Study Of Korean Place Assimilation, Alexei Kochetov, Marianne Pouplier Dec 2007

Phonetic Variability And Grammatical Knowledge: An Articulatory Study Of Korean Place Assimilation, Alexei Kochetov, Marianne Pouplier

Alexei Kochetov

The study reported here uses articulatory data to investigate Korean place assimilation of coronal stops followed by labial or velar stops, both within words and across words. The results show that this place-assimilation process is highly variable, both within and across speakers, and is also sensitive to factors such as the place of articulation of the following consonant, the presence of a word boundary and, to some extent, speech rate. Gestures affected by the process are generally reduced categorically (deleted), while sporadic gradient reduction of gestures is also observed. We further compare the results for coronals to our previous findings …


Place Assimilation And Phonetic Grounding: A Cross-Linguistic Perceptual Study, Alexei Kochetov, Connie K. So Jan 2007

Place Assimilation And Phonetic Grounding: A Cross-Linguistic Perceptual Study, Alexei Kochetov, Connie K. So

Alexei Kochetov

This paper investigates predictions made by the ‘phonetic knowledge hypothesis’ (Jun 1995, 2004, Hayes & Steriade 2004) about the relation between perceptibility of stops and common patterns of major place assimilation. In two perceptual experiments, stimuli with Russian released and unreleased voiceless stops in clusters were presented for identification of 56 listeners, native speakers of Russian, Canadian English, Korean and Taiwanese Mandarin. Percentages of correct responses and reaction time data were used to determine scales of perceptual salience. Results reveal considerable perceptual differences between places of articulation, consistent across four language groups. Perceptual salience of place of articulation was strongly …


Cross-Language Differences In Overlap And Assimilation Patterns In Korean And Russian, Alexei Kochetov, Marianne Pouplier, Minjung Son Jan 2007

Cross-Language Differences In Overlap And Assimilation Patterns In Korean And Russian, Alexei Kochetov, Marianne Pouplier, Minjung Son

Alexei Kochetov

This paper investigates cross-linguistic differences in gestural overlap in consonant clusters and discusses how different patterns of overlap may interact with language-specific place assimilation patterns. We examine Russian and Korean stopstop sequences within and across words, produced at two speaking rates. Significant differences in degrees of overlap emerge between the two languages for both prosodic conditions. We discuss to what extent language-specific differences in overlap can be linked to the language-specific propensity for articulatory place assimilation.


The Role Of Gestural Overlap In Perceptual Place Assimilation: Evidence From Korean, Minjung Son, Alexei Kochetov, Marianne Pouplier Dec 2006

The Role Of Gestural Overlap In Perceptual Place Assimilation: Evidence From Korean, Minjung Son, Alexei Kochetov, Marianne Pouplier

Alexei Kochetov

Opposing views have emerged in phonological and phonetic theory on whether perceptual place assimilation is exclusively attributable to gestural reduction or can be triggered by gestural overlap as well. Specifically, regressive place assimilation in Korean /pk/ clusters has been used as argument for the hypothesis that gestural reduction is uniquely responsible for perceptual place assimilation, yet the empirical evidence for this reduction hypothesis is ambiguous. The present study demonstrates on the basis of articulatory movement data that in these /pk/ clusters the lip gesture for /p/ is either fully present (with varying degrees of overlap) or completely absent. Our data …