Presentation 2003/1/24
Melodic Patterns and Rhythmic Patterns of Koto Songs
Sachiko DEGUCHI, Katsuhiko SHIRAI,
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Abstract(in English) This paper describes the analyses of melodic patterns and rhythmic patterns in koto songs based on the structure of the domain : the scale, melisma (the melody in a syllable), and bar. We have encoded koto scores and extracted 2, 3, 4-note melodic patterns sequentially from the voice part. These patterns are limited and the percentages of top patterns are high in the melisma. We have also extracted 3, 4-note melodic patterns at each scale degree. These patterns are more restricted than the patterns that are possible under the constraint of the scale. In the analysis of rhythms, we have extracted rhythms depending on each melodic pattern, and then we have extracted rhythms depending on each bar. The former are complicated and the latter are typical. This result indicates that koto players recognize melodic patterns and rhythmic patterns independently.
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Keyword(in English) Koto Music / Melody / Rhythm / Pattern Analysis / Score Database / Knowledge Representation
Paper # AI2002-60
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Committee AI
Conference Date 2003/1/24(1days)
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Registration To Artificial Intelligence and Knowledge-Based Processing (AI)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Melodic Patterns and Rhythmic Patterns of Koto Songs
Sub Title (in English)
Keyword(1) Koto Music
Keyword(2) Melody
Keyword(3) Rhythm
Keyword(4) Pattern Analysis
Keyword(5) Score Database
Keyword(6) Knowledge Representation
1st Author's Name Sachiko DEGUCHI
1st Author's Affiliation Kogyokusha College of Technology()
2nd Author's Name Katsuhiko SHIRAI
2nd Author's Affiliation School of Science and Engineering,Waseda University
Date 2003/1/24
Paper # AI2002-60
Volume (vol) vol.102
Number (no) 615
Page pp.pp.-
#Pages 6
Date of Issue