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: 2025-12-19. 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 XIISanctus XII
  2. 🔍 61% Sanctus XVSanctus XV
  3. 🔍 61% Sanctus XIIISanctus XIII
  4. 🔍 58% Sanctus XVIIISanctus XVIII
  5. 🔍 58% Sanctus XIIISanctus XIII
  6. 🔍 57% Sanctus XVISanctus XVI
  7. 🔍 54% Sanctus ISanctus I
  8. 🔍 54% Sanctus IIISanctus III
  9. 🔍 52% Sanctus XISanctus XI
  10. 🔍 52% Sanctus XSanctus X
  11. 🔍 51% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  12. 🔍 51% Sanctus VIIISanctus VIII
  13. 🔍 51% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  14. 🔍 50% Sanctus ISanctus I
  15. 🔍 49% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  16. 🔍 47% Sanctus XISanctus XI
  17. 🔍 47% Sanctus IIISanctus III
  18. 🔍 46% Sanctus Missa RegiaSanctus Missa Regia
  19. 🔍 46% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  20. 🔍 46% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  21. 🔍 45% Sanctus VSanctus V
  22. 🔍 45% Sanctus XVIISanctus XVII
  23. 🔍 45% Sanctus IVSanctus IV
  24. 🔍 45% Sanctus XIVSanctus XIV
  25. 🔍 44% Sanctus Missa RegiaSanctus Missa Regia
  26. 🔍 44% Sanctus VISanctus VI
  27. 🔍 42% Sanctus IXSanctus IX
  28. 🔍 42% Sanctus IISanctus II
  29. 🔍 41% Sanctus VSanctus V
  30. 🔍 41% Sanctus IVSanctus IV
  31. 🔍 40% Sanctus III.Sanctus III.
  32. 🔍 39% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  33. 🔍 39% Sanctus I.Sanctus I.
  34. 🔍 37% Sanctus ISanctus I
  35. 🔍 36% Sanctus IISanctus II
  36. 🔍 36% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  37. 🔍 36% Sanctus VSanctus V
  38. 🔍 36% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  39. 🔍 35% Sanctus VIISanctus VII
  40. 🔍 35% Sanctus II.Sanctus II.
  41. 🔍 34% Sanctus IISanctus II
  42. 🔍 34% Sanctus IV.Sanctus IV.
  43. 🔍 32% Sanctus VSanctus V
  44. 🔍 32% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  45. 🔍 31% Omnes collaudantOmnes collaudant
  46. 🔍 30% Sanctus XIVSanctus XIV
  47. 🔍 30% Gloria XIGloria XI
  48. 🔍 30% Caritas Dei cum AlleluiaCaritas Dei cum Alleluia
  49. 🔍 29% Sanctus XISanctus XI
  50. 🔍 29% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  51. 🔍 29% Turba multaTurba multa
  52. 🔍 29% Hosanna filio DavidHosanna filio David
  53. 🔍 29% Hosanna filio DavidHosanna filio David
  54. 🔍 29% Sanctus VIIISanctus VIII
  55. 🔍 29% Omnes collaudant (ad. lib.)Omnes collaudant (ad. lib.)
  56. 🔍 28% Turba multaTurba multa
  57. 🔍 28% Pueri Hebraeorum vestimentaPueri Hebraeorum vestimenta
  58. 🔍 27% Ave Maria (Alleluia)Ave Maria (Alleluia)
  59. 🔍 27% Gloria (ad lib.) III / III BGloria (ad lib.) III / III B
  60. 🔍 27% ExsultabitExsultabit
  61. 🔍 27% Gloria XIIGloria XII
  62. 🔍 27% Caritas Dei sine AlleluiaCaritas Dei sine Alleluia
  63. 🔍 27% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  64. 🔍 27% Gloria XVGloria XV
  65. 🔍 26% Requiem (Grad.)Requiem (Grad.)