Investigating the role of semantics and perceptual salience in the memory benefit of prosodic prominence

Zhou, Y., van der Burght, C. L., & Meyer, A. S. (2024). Investigating the role of semantics and perceptual salience in the memory benefit of prosodic prominence. In Y. Chen, A. Chen, & A. Arvaniti (Eds.), Proceedings of Speech Prosody 2024 (pp. 1250-1254). doi:10.21437/SpeechProsody.2024-252.
Prosodic prominence can enhance memory for the prominent words. This mnemonic benefit has been linked to listeners’ allocation of attention and deeper processing, which leads to more robust semantic representations. We investigated whether, in addition to the well-established effect at the semantic level, there was a memory benefit for prominent words at the phonological level. To do so, participants (48 native speakers of Dutch), first performed an accent judgement task, where they had to discriminate accented from unaccented words, and accented from unaccented pseudowords. All stimuli were presented in lists. They then performed an old/new recognition task for the stimuli. Accuracy in the accent judgement task was equally high for words and pseudowords. In the recognition task, performance was, as expected, better for words than pseudowords. More importantly, there was an interaction of accent with word type, with a significant advantage for accented compared to unaccented words, but not for pseudowords. The results confirm the memory benefit for accented compared to unaccented words seen in earlier studies, and they are consistent with the view that prominence primarily affects the semantic encoding of words. There was no evidence for an additional memory benefit arising at the phonological level.
Publication type
Proceedings paper
Publication date
2024

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