What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method

This study embarks on a novel investigation into the guitalele’s acoustic properties, aiming to delineate its sound profile relative to its progenitors—the guitar and the ukulele. Leveraging a multifaceted approach that combines subjective perception surveys with objective frequency response analysi...

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Main Authors: Juan-Francisco Fuentealba, Sebastián Michea
Format: Article
Language:English
Published: AIP Publishing LLC 2024-11-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/5.0220394
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author Juan-Francisco Fuentealba
Sebastián Michea
author_facet Juan-Francisco Fuentealba
Sebastián Michea
author_sort Juan-Francisco Fuentealba
collection DOAJ
description This study embarks on a novel investigation into the guitalele’s acoustic properties, aiming to delineate its sound profile relative to its progenitors—the guitar and the ukulele. Leveraging a multifaceted approach that combines subjective perception surveys with objective frequency response analysis, we scrutinize the guitalele’s harmonic spectrum to elucidate its unique tonal identity. The experimental setup involved precise recordings of each instrument’s output across a range of notes, followed by sophisticated audio analysis techniques including Fourier transform to dissect the harmonic components and cross-correlation functions to identify representative sound pulses. In addition, advanced statistical methods, specifically K-means clustering, were applied to the harmonic data, offering a quantitative perspective on the guitalele’s sound classification relative to the guitar and ukulele. The investigation reveals that the guitalele embodies a complex acoustic blend, mirroring the guitar’s harmonic richness while retaining timbral characteristics reminiscent of the ukulele. Despite its closer visual and geometric alignment with the ukulele, the guitalele’s sound is predominantly influenced by the guitar, suggesting a hybrid sonic identity that transcends a simple binary classification. This unique amalgamation of sound properties suggests that the guitalele offers musicians a distinct voice that leverages the qualities of both instruments while establishing its own acoustic signature.
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spelling doaj-art-800eb35280af4fceb139c12ca5fe635d2025-08-20T02:18:39ZengAIP Publishing LLCAIP Advances2158-32262024-11-011411115027115027-810.1063/5.0220394What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster methodJuan-Francisco Fuentealba0Sebastián Michea1Escuela de Ingeniería, Universidad Central de Chile, Avda. Santa Isabel 1186, 8330601 Santiago, ChileApplied Physics Research Group, Applied Sciences Institute, Faculty of Engineering, Universidad Autónoma de Chile, Avda. Pedro de Valdivia 641, 7500138 Santiago, ChileThis study embarks on a novel investigation into the guitalele’s acoustic properties, aiming to delineate its sound profile relative to its progenitors—the guitar and the ukulele. Leveraging a multifaceted approach that combines subjective perception surveys with objective frequency response analysis, we scrutinize the guitalele’s harmonic spectrum to elucidate its unique tonal identity. The experimental setup involved precise recordings of each instrument’s output across a range of notes, followed by sophisticated audio analysis techniques including Fourier transform to dissect the harmonic components and cross-correlation functions to identify representative sound pulses. In addition, advanced statistical methods, specifically K-means clustering, were applied to the harmonic data, offering a quantitative perspective on the guitalele’s sound classification relative to the guitar and ukulele. The investigation reveals that the guitalele embodies a complex acoustic blend, mirroring the guitar’s harmonic richness while retaining timbral characteristics reminiscent of the ukulele. Despite its closer visual and geometric alignment with the ukulele, the guitalele’s sound is predominantly influenced by the guitar, suggesting a hybrid sonic identity that transcends a simple binary classification. This unique amalgamation of sound properties suggests that the guitalele offers musicians a distinct voice that leverages the qualities of both instruments while establishing its own acoustic signature.http://dx.doi.org/10.1063/5.0220394
spellingShingle Juan-Francisco Fuentealba
Sebastián Michea
What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method
AIP Advances
title What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method
title_full What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method
title_fullStr What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method
title_full_unstemmed What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method
title_short What does the guitalele like sound: Guitar or ukelele? An application of the K-means cluster method
title_sort what does the guitalele like sound guitar or ukelele an application of the k means cluster method
url http://dx.doi.org/10.1063/5.0220394
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