Distributional analysis of n-dimensional feature space for 7-note scales in 22-TET

Research output: Chapter in Book / Conference PaperConference Paperpeer-review

1 Citation (Scopus)

Abstract

Many scale features have been defined in an effort to account for the ubiquity of the diatonic scale in tonal music. In 12-TET, their relative influences have been difficult to disentangle. In 22-TET however, the features are spread differently across different scales. We sought here to to establish a set of 7-note scales in 22-TET that represent the major clusters within the whole population of scales. We first calculate numerous features of every 7-note scale in 22-TET that may relate to their perception in harmonic tonality. This feature space is then reduced by the step-by-step removal of features which may be most completely expressed as linear combinations of the others. A k-medoids cluster analysis leads finally to the selection of 11 exemplar scales, including approximations of four different tunings of the diatonic scale in just intonation.
Original languageEnglish
Title of host publicationMathematics and Computation in Music: 7th International Conference, MCM 2019, Madrid, Spain, June 18–21, 2019, Proceedings
PublisherSpringer
Pages201-212
Number of pages12
ISBN (Print)9783030213916
DOIs
Publication statusPublished - 2019
EventInternational Conference on Mathematics and Computation in Music -
Duration: 18 Jun 2019 → …

Publication series

Name
ISSN (Print)0302-9743

Conference

ConferenceInternational Conference on Mathematics and Computation in Music
Period18/06/19 → …

Keywords

  • algorithms
  • cluster analysis
  • musical intervals and scales

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