英和和英

語源

Coined by American computer scientist Jeffrey A. Bilmes in 1993, initially as a blend of temporal +‎ atom, but deliberately changed from tatom to tatum to honor master jazz pianist Art Tatum, who was known for his exceptional celerity.

発音

• IPA: /ˈteɪtəm/, /ˈtætəm/, /ˈtɑːtəm/
• 韻: -eɪtəm, -ætəm, -ɑːtəm

名詞

tatum (plural tatums)

1. The shortest statistically significant time interval between successive notes in a rhythmic phrase or a musical piece.
   • 2006, Jarno Seppanen, Antti Eronen, Jarmo Hiipakka, “Joint Beat & Tatum Tracking from Music Signals”, in Proceedings of the 7th International Conference on Music Information Retrieval (ISMIR 2006)‎, Victoria, Canada, 8-12 October 2006: International Society for Music Information Retrieval, →DOI, archived from the original on 2024-03-19, page 1:

     In general, the music meter contains a nested grouping of pulses called metrical levels, where pulses on higher levels are subsets of the lower level pulses; the most salient level is known as the beat, and the lowest level is termed the tatum.

   • 2023, Spotify, “Reference / Tracks / Get Track's Audio Analysis”, in Spotify for Developers - Web API Reference‎, archived from the original on 2023-03-27:

     A tatum represents the lowest regular pulse train that a listener intuitively infers from the timing of perceived musical events (segments).

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