{
  "nc_version": "0.1",
  "title": "D♯ suspended 4th arpeggio (up/down), take 3",
  "creator": {
    "name": "Petrus",
    "link": "https://musicmatter.art/"
  },
  "license": "CC-BY-SA-4.0",
  "audio": "https://audio.musicmatter.art/sounds/dsharpsus4-arp-updown-3.flac",
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  "type": "arpeggio",
  "key": "D# major",
  "chords": [
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  "loopable": false,
  "loop": {
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    "bpm": 110,
    "region": "bar 2 (from just before strike 2 to just before strike 3)",
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    "crossfade_ms": 8.583,
    "crossfade_shape": "equal-power",
    "crossfade_mode": "tail-into-pre-roll",
    "spec": "https://musicmatter.art/CHANGELOG.md (v7.2: loop entry)"
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  "register": {
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    "high": "G#5",
    "root": "D#5",
    "bass": "A#4",
    "inversion": "second"
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    "pattern": "1-2-3-2",
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    "pitch_order_note": "ascending then descending in pitch",
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    "restarts_each_bar": true,
    "rate": {
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      "bpm": 110,
      "step_s": 0.13636,
      "meter": "4/4"
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    "duration_s": 4.364
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  "midi": "../midi/dsharpsus4-arp-updown-3.mid",
  "midi_info": {
    "derived_from_audio": true,
    "source": "audio_analysis",
    "confidence": "high",
    "method": "per-note onset analysis of this clip (FFT flux detector, octaves cross-checked with pYIN)",
    "timing": "32 sixteenth notes at 110 BPM 4/4 from 0 s (2 bars), nominal gate 92%, velocity 96",
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