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This study aimed to examine whether different rhythm idioms significantly affect the reproduction accuracy of older adults and whether the participants' age and personal current engagement in music affect their ability to reproduce rhythm. A total of 79 older adults participated in the study. Participants were required to reproduce six different rhythm idioms, and their accuracy in rhythm reproduction was measured using the R index. The data were analyzed considering the participants' age sub-group and current engagement in music. The findings showed differences in reproduction accuracy across various rhythm idioms, particularly in relation to steady recurring notes and dotted notes with different intervals. The highest reproduction accuracy was found for the isochronous beat pattern, while the rhythm idiom starting with longer intervals yielded the lowest accuracy. Age and current personal engagement in music did not significantly affect rhythm performance. However, the study identified a significant correlation between decreased accuracy in reproducing a steady rhythm and diminished general cognitive ability. This study indicates that rhythm performance can be indicative of cognitive abilities related to temporal information processing. The findings support the potential use of rhythm tasks to evaluate cognitive performance in older adults with varying cognitive levels.
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http://dx.doi.org/10.3390/bs14111113 | DOI Listing |
Behav Sci (Basel)
November 2024
Department of Music Therapy, Graduate School, Ewha Womans University, Seoul 03760, Republic of Korea.
This study aimed to examine whether different rhythm idioms significantly affect the reproduction accuracy of older adults and whether the participants' age and personal current engagement in music affect their ability to reproduce rhythm. A total of 79 older adults participated in the study. Participants were required to reproduce six different rhythm idioms, and their accuracy in rhythm reproduction was measured using the R index.
View Article and Find Full Text PDFCogn Sci
December 2023
Digital and Cognitive Musicology Lab, École Polytechnique Fédérale de Lausanne.
Music can be interpreted by attributing syntactic relationships to sequential musical events, and, computationally, such musical interpretation represents an analogous combinatorial task to syntactic processing in language. While this perspective has been primarily addressed in the domain of harmony, we focus here on rhythm in the Western tonal idiom, and we propose for the first time a framework for modeling the moment-by-moment execution of processing operations involved in the interpretation of music. Our approach is based on (1) a music-theoretically motivated grammar formalizing the competence of rhythmic interpretation in terms of three basic types of dependency (preparation, syncopation, and split; Rohrmeier, 2020), and (2) psychologically plausible predictions about the complexity of structural integration and memory storage operations, necessary for parsing hierarchical dependencies, derived from the dependency locality theory (Gibson, 2000).
View Article and Find Full Text PDFFront Psychol
June 2021
University of Nigeria Nsukka, Nsukka, Enugu, Nigeria.
This research report presents analyses of recordings from the Ìgbò culture of southeastern Nigeria of an flute player, a female speaker, and a male speaker. After a prepared performance, the participants completed two tasks: (1) mapping speech to flute playing and (2) identifying phrases played on the flute. Contour analysis is applied to annotated recordings to study the mapping of speech tone and rhythm from voice to instrument in parallel utterances by the three participants (male, female, and flute).
View Article and Find Full Text PDFCell Mol Biol (Noisy-le-grand)
November 2009
Instituto Federal de Educação, Ciência e Tecnologia de Pernambuco. Av. Prof. Luiz Freire, 500, Curado, Recife-PE, Brasil.
Anthropomorphic models used in computational dosimetry, also denominated phantoms, are based on digital images recorded from scanning of real people by Computed Tomography (CT) or Magnetic Resonance Imaging (MRI). The voxel phantom construction requests computational processing for transformations of image formats, to compact two-dimensional (2-D) images forming of three-dimensional (3-D) matrices, image sampling and quantization, image enhancement, restoration and segmentation, among others. Hardly the researcher of computational dosimetry will find all these available abilities in single software, and almost always this difficulty presents as a result the decrease of the rhythm of his researches or the use, sometimes inadequate, of alternative tools.
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