IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-20. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% Sanctus XISanctus XI
  2. 🔍 82% Sanctus XISanctus XI
  3. 🔍 67% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  4. 🔍 60% Sanctus ISanctus I
  5. 🔍 60% Sanctus XVISanctus XVI
  6. 🔍 59% Sanctus XVSanctus XV
  7. 🔍 57% Sanctus XVIIISanctus XVIII
  8. 🔍 54% Sanctus IVSanctus IV
  9. 🔍 54% Sanctus XSanctus X
  10. 🔍 53% Sanctus XIIISanctus XIII
  11. 🔍 52% Sanctus XIISanctus XII
  12. 🔍 51% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  13. 🔍 51% Sanctus IIISanctus III
  14. 🔍 50% Sanctus ISanctus I
  15. 🔍 50% Sanctus XISanctus XI
  16. 🔍 49% Sanctus IXSanctus IX
  17. 🔍 48% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  18. 🔍 48% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  19. 🔍 47% Sanctus VISanctus VI
  20. 🔍 46% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  21. 🔍 45% Sanctus IIISanctus III
  22. 🔍 44% Sanctus VSanctus V
  23. 🔍 43% Sanctus Missa RegiaSanctus Missa Regia
  24. 🔍 43% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  25. 🔍 43% Sanctus IISanctus II
  26. 🔍 42% Sanctus VIISanctus VII
  27. 🔍 42% Sanctus XIIISanctus XIII
  28. 🔍 42% Sanctus VSanctus V
  29. 🔍 42% Sanctus XIVSanctus XIV
  30. 🔍 42% Sanctus Missa RegiaSanctus Missa Regia
  31. 🔍 41% Sanctus VIIISanctus VIII
  32. 🔍 40% Sanctus IISanctus II
  33. 🔍 38% Sanctus XISanctus XI
  34. 🔍 37% Sanctus IVSanctus IV
  35. 🔍 37% Sanctus III.Sanctus III.
  36. 🔍 37% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  37. 🔍 36% Sanctus I.Sanctus I.
  38. 🔍 35% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  39. 🔍 35% Sanctus XVIISanctus XVII
  40. 🔍 35% Sanctus ISanctus I
  41. 🔍 34% Sanctus IV.Sanctus IV.
  42. 🔍 34% Gloria IGloria I
  43. 🔍 33% Sanctus IISanctus II
  44. 🔍 33% Hosanna filio DavidHosanna filio David
  45. 🔍 33% Hosanna filio DavidHosanna filio David
  46. 🔍 31% Sanctus II.Sanctus II.
  47. 🔍 31% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  48. 🔍 31% Sanctus VSanctus V
  49. 🔍 31% Gloria (ad lib.) III / III BGloria (ad lib.) III / III B
  50. 🔍 30% Sanctus VSanctus V
  51. 🔍 30% Turba multaTurba multa
  52. 🔍 29% Gloria XIGloria XI
  53. 🔍 29% Gloria VIIIGloria VIII
  54. 🔍 28% Gloria IXGloria IX
  55. 🔍 28% Sanctus XIVSanctus XIV
  56. 🔍 28% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  57. 🔍 28% Gloria XGloria X
  58. 🔍 28% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  59. 🔍 28% Hosanna filio DavidHosanna filio David
  60. 🔍 27% Hosanna filio DavidHosanna filio David
  61. 🔍 27% Omnes collaudantOmnes collaudant
  62. 🔍 27% Turba multaTurba multa
  63. 🔍 27% Vidi aquamVidi aquam
  64. 🔍 27% Gloria IIIGloria III
  65. 🔍 26% Domine Jesu Christe (Off.)Domine Jesu Christe (Off.)