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Related papers: Musical Chords by the Numbers

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In this paper I want to suggest a new solution to the problem of musical tuning. On one hand, I see it as a generalization of Just Intonation (JI) to inharmonic timbers, on another, as a unification of spectral interference and harmonicity…

Sound · Computer Science 2025-12-22 Vsevolod Vladimirovich Deriushkin

This paper studies the prediction of chord progressions for jazz music by relying on machine learning models. The motivation of our study comes from the recent success of neural networks for performing automatic music composition. Although…

Machine Learning · Computer Science 2019-11-13 Tristan Carsault , Andrew McLeod , Philippe Esling , Jérôme Nika , Eita Nakamura , Kazuyoshi Yoshii

Recent researches on Automatic Chord Extraction (ACE) have focused on the improvement of models based on machine learning. However, most models still fail to take into account the prior knowledge underlying the labeling alphabets (chord…

Sound · Computer Science 2019-11-15 Tristan Carsault , Jérôme Nika , Philippe Esling

Analytical expressions for the distribution of the length of chords corresponding to the affine invariant measure on the set of chords are given for convex polygons. These analytical expressions are a computational improvement over other…

Metric Geometry · Mathematics 2015-08-18 Ricardo García-Pelayo

We present a technique to search for the presence of crucial events in music, based on the analysis of the music volume. Earlier work on this issue was based on the assumption that crucial events correspond to the change of music notes,…

Physics and Society · Physics 2018-03-14 April Pease , Korosh Mahmoodi , Bruce J. West

The criteria for measuring music similarity are important for developing a flexible music recommendation system. Some data-driven methods have been proposed to calculate music similarity from only music signals, such as metric learning…

Sound · Computer Science 2022-11-16 Yuka Hashizume , Li Li , Tomoki Toda

Audio-to-score alignment is an important pre-processing step for in-depth analysis of classical music. In this paper, we apply novel transposition-invariant audio features to this task. These low-dimensional features represent local pitch…

Sound · Computer Science 2018-07-20 Andreas Arzt , Stefan Lattner

Both, human appreciation of music and musical genres, transcend time and space. The universality of musical genres and associated musical scales is intimately linked to the physics of sound and the special characteristics of human acoustic…

Popular Physics · Physics 2019-08-22 Sushan Konar

Pattern discovery algorithms in the music domain aim to find meaningful components in musical compositions. Over the years, although many algorithms have been developed for pattern discovery in music data, it remains a challenging task. To…

Sound · Computer Science 2020-10-26 Iris Ren , Anja Volk , Wouter Swierstra , Remco C. Veltkamp

We supplement the result of the first part of the work with estimates of the integrals of the difference of subharmonic functions in measure with some deterioration of the absolute constants, but these estimates have the form of a…

Complex Variables · Mathematics 2021-07-13 B. N. Khabibullin

We present a statistical-modelling method for piano reduction, i.e. converting an ensemble score into piano scores, that can control performance difficulty. While previous studies have focused on describing the condition for playable piano…

Artificial Intelligence · Computer Science 2018-10-26 Eita Nakamura , Kazuyoshi Yoshii

Quantitative analysis of commonalities and differences between recorded music performances is an increasingly common task in computational musicology. A typical scenario involves manual annotation of different recordings of the same piece…

Multimedia · Computer Science 2020-09-28 Thassilo Gadermaier , Gerhard Widmer

We classify three-tone and four-tone chords based on subgroups of the symmetric group acting on chords contained within a twelve-tone scale. The actions are inversion, major-minor duality, and augmented-diminished duality. These actions…

Group Theory · Mathematics 2020-07-08 Jason K. C. Polak

Music source separation is the task of separating a mixture of instruments into constituent tracks. Music source separation models are typically trained using only audio data, although additional information can be used to improve the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-04 Eetu Tunturi , David Diaz-Guerra , Archontis Politis , Tuomas Virtanen

A Pythagorean scale is a mathematical encoding of a musical scale as a finite list of numbers of the form 3^b/2^a. Previous work of the first author discussed the 2-step property as a way to measure which Pythagorean scales are the most…

History and Overview · Mathematics 2026-05-21 Emily Clader , Vanessa Jelmyer

This study considers rational approximations of musical constant $\beta=\log_2(3/2)$, which defines perfect fifth. This constant has been the subject of the numerous studies, and this paper determines quality of rational approximations in…

General Mathematics · Mathematics 2018-02-02 Luka Milinkovic , Branko Malesevic , Dragana Pavlovic-Sumarac , Bojan Banjac , Miomir Mijic

This application-oriented study concerns computational musicology, which makes use of grammar systems. We define multi-generative rule-synchronized scattered-context grammar systems (without erasing rules) and demonstrates how to…

Formal Languages and Automata Theory · Computer Science 2025-07-22 Jozef Makiš , Alexander Meduna , Zbyněk Křivka

To the families of geometric measures of convex bodies (the area measures of Aleksandrov-Fenchel-Jessen, the curvature measures of Federer, and the recently discovered dual curvature measures) a new family is added. The new family of…

Metric Geometry · Mathematics 2025-02-13 Erwin Lutwak , Dongmeng Xi , Deane Yang , Gaoyong Zhang

Musical score following is the real-time mapping of a performance to corresponding locations in a musical score. Score following can be used in a variety of applications including automatic page turning and real-time accompaniment. This…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-18 Josephine Cowley

Chord recognition systems typically comprise an acoustic model that predicts chords for each audio frame, and a temporal model that casts these predictions into labelled chord segments. However, temporal models have been shown to only…

Sound · Computer Science 2018-08-17 Filip Korzeniowski , Gerhard Widmer