scholarly journals What is the relationship between speech perception and production in bilinguals?

2020 ◽  
Author(s):  
Madeleine Rees
2019 ◽  
Vol 5 (1) ◽  
pp. 7-10
Author(s):  
Panornuang Sudasna Na Ayudhya

The study is aimed to discuss the two notions of relationship between speech perception and production. These two notions are perception precedes production or vice-versa. The notion of perception precedes production proposes that production of a new sound must follow the success of perception of this sound (Polivanov, 1931). Whereas, the notion of production precedes perception proposes that there are certain situations, in which perception of a new sound must follow the success of production of this sound (Neufeld, 1988; Borrell, 1990).  This paper also illustrates the evidences obtained from the experiment of the perception and production of voiced and voiceless English sounds in 200 Thai native speakers. The results reveal the analysis of errors, which illustrated the relationship of speech perception and production.


2020 ◽  
Vol 1 (1) ◽  
pp. 01-22
Author(s):  
Xinchun Wang

Adult L2 learners have difficulties in perceiving and producing L2 speech sounds. In analyzing learners’ L2 speech learning problems, this study provides research data from a series of studies on L2 speech perception, production, and training. Section 1 investigates how the L1 sound system influences L2 speech perception. A recent study shows that phonetic differences and distances between English and Mandarin consonants predicted the perceptual problems of Mandarin consonants by native English learners of Chinese. Section 2 explores the relationship between L2 speech perception and production and reports a subsequent study on Mandarin consonants that shows English learners of Chinese performed better in perception than production on Mandarin retroflex sounds but vice versa on palatal sounds. The lack of alignment between perception and production suggests the relationship between L2 speech perception and production is not straightforward. In Section 3, two training experiments are reported and compared to explore the effects of phonetic training on the learning of English vowel and Mandarin tone contrasts.


2021 ◽  
Vol 11 (2) ◽  
pp. 220-226
Author(s):  
Yew-Song Cheng ◽  
Mario A. Svirsky

The presence of spiral ganglion cells (SGCs) is widely accepted to be a prerequisite for successful speech perception with a cochlear implant (CI), because SGCs provide the only known conduit between the implant electrode and the central auditory system. By extension, it has been hypothesized that the number of SGCs might be an important factor in CI outcomes. An impressive body of work has been published on findings from the laborious process of collecting temporal bones from CI users and counting the number of SGCs to correlate those numbers with speech perception scores, but the findings thus far have been conflicting. We performed a meta-analysis of all published studies with the hope that combining existing data may help us reach a more definitive conclusion about the relationship between SGC count and speech perception scores in adults.


2020 ◽  
Author(s):  
Sarah Elizabeth Margaret Colby ◽  
Bob McMurray

Purpose: Listening effort is quickly becoming an important metric for assessing speech perception in less-than-ideal situations. However, the relationship between the construct of listening effort and the measures used to assess it remain unclear. We compared two measures of listening effort: a cognitive dual task and a physiological pupillometry task. We sought to investigate the relationship between these measures of effort and whether engaging effort impacts speech accuracy.Method: In Experiment 1, 30 participants completed a dual task and pupillometry task that were carefully matched in stimuli and design. The dual task consisted of a spoken word recognition task and a visual match-to-sample task. In the pupillometry task, pupil size was monitored while participants completed a spoken word recognition task. Both tasks presented words at three levels of listening difficulty (unmodified, 8-channel vocoding, and 4-channel vocoding) and provided response feedback on every trial. We refined the pupillometry task in Experiment 2 (n=31); crucially, participants no longer received response feedback. Finally, we ran a new group of subjects on both tasks in Experiment 3 (n=30).Results: In Experiment 1, accuracy in the visual task decreased with increased listening difficulty in the dual task, but pupil size was sensitive to accuracy and not listening difficulty. After removing feedback in Experiment 2, changes in pupil size were predicted by listening difficulty, suggesting the task was now sensitive to engaged effort. Both tasks were sensitive to listening difficulty in Experiment 3, but there was no relationship between the tasks and neither task predicted speech accuracy.Conclusions: Consistent with previous work, we found little evidence for a relationship between different measures of listening effort. We also found no evidence that effort predicts speech accuracy, suggesting that engaging more effort does not lead to improved speech recognition. Cognitive and physiological measures of listening effort are likely sensitive to different aspects of the construct of listening effort.


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