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 XVSanctus XV
  2. 🔍 72% Sanctus IIISanctus III
  3. 🔍 70% Sanctus XVIIISanctus XVIII
  4. 🔍 69% Sanctus XVISanctus XVI
  5. 🔍 68% Sanctus XIIISanctus XIII
  6. 🔍 65% Sanctus ISanctus I
  7. 🔍 65% Sanctus XSanctus X
  8. 🔍 64% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  9. 🔍 62% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  10. 🔍 61% Sanctus XIISanctus XII
  11. 🔍 60% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  12. 🔍 60% Sanctus ISanctus I
  13. 🔍 59% Sanctus XISanctus XI
  14. 🔍 59% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  15. 🔍 58% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  16. 🔍 57% Sanctus VSanctus V
  17. 🔍 56% Sanctus XIVSanctus XIV
  18. 🔍 56% Sanctus Missa RegiaSanctus Missa Regia
  19. 🔍 56% Sanctus XISanctus XI
  20. 🔍 55% Sanctus IVSanctus IV
  21. 🔍 54% Sanctus Missa RegiaSanctus Missa Regia
  22. 🔍 52% Sanctus XIIISanctus XIII
  23. 🔍 52% Sanctus IXSanctus IX
  24. 🔍 51% Sanctus VSanctus V
  25. 🔍 51% Sanctus IIISanctus III
  26. 🔍 51% Sanctus VISanctus VI
  27. 🔍 50% Sanctus III.Sanctus III.
  28. 🔍 50% Sanctus IISanctus II
  29. 🔍 47% Sanctus I.Sanctus I.
  30. 🔍 47% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  31. 🔍 47% Sanctus VIIISanctus VIII
  32. 🔍 46% Sanctus IVSanctus IV
  33. 🔍 45% Sanctus VIISanctus VII
  34. 🔍 45% Sanctus IISanctus II
  35. 🔍 44% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  36. 🔍 44% Sanctus ISanctus I
  37. 🔍 44% Sanctus IISanctus II
  38. 🔍 43% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  39. 🔍 41% Sanctus IV.Sanctus IV.
  40. 🔍 41% Sanctus II.Sanctus II.
  41. 🔍 40% Sanctus VSanctus V
  42. 🔍 40% Sanctus VSanctus V
  43. 🔍 40% Sanctus XVIISanctus XVII
  44. 🔍 40% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  45. 🔍 38% Turba multaTurba multa
  46. 🔍 37% Sanctus XIVSanctus XIV
  47. 🔍 37% Sanctus XISanctus XI
  48. 🔍 37% Turba multaTurba multa
  49. 🔍 37% Hosanna filio DavidHosanna filio David
  50. 🔍 37% Hosanna filio DavidHosanna filio David
  51. 🔍 37% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  52. 🔍 35% Omnes collaudantOmnes collaudant
  53. 🔍 35% Ad Virginem Dei MatremAd Virginem Dei Matrem
  54. 🔍 34% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  55. 🔍 34% Gloria XIGloria XI
  56. 🔍 34% Gloria XIIGloria XII
  57. 🔍 33% Turba multaTurba multa
  58. 🔍 33% Turba multaTurba multa
  59. 🔍 32% Pueri Hebraeorum vestimentaPueri Hebraeorum vestimenta
  60. 🔍 32% Sanctus VIIISanctus VIII
  61. 🔍 31% Gloria IGloria I
  62. 🔍 31% Ite XV/XVIIte XV/XVI
  63. 🔍 31% Gloria XIIIGloria XIII
  64. 🔍 31% Gloria XGloria X
  65. 🔍 31% Hosanna in excelsisHosanna in excelsis