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 ISanctus I
  2. 🔍 76% Sanctus VSanctus V
  3. 🔍 71% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  4. 🔍 71% Sanctus XIIISanctus XIII
  5. 🔍 68% Sanctus IVSanctus IV
  6. 🔍 68% Sanctus IIISanctus III
  7. 🔍 67% Sanctus XIVSanctus XIV
  8. 🔍 66% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  9. 🔍 65% Sanctus XVSanctus XV
  10. 🔍 64% Sanctus Missa RegiaSanctus Missa Regia
  11. 🔍 63% Sanctus IISanctus II
  12. 🔍 63% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  13. 🔍 62% Sanctus XVISanctus XVI
  14. 🔍 62% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  15. 🔍 61% Sanctus Missa RegiaSanctus Missa Regia
  16. 🔍 60% Sanctus XSanctus X
  17. 🔍 60% Sanctus XIIISanctus XIII
  18. 🔍 59% Sanctus XVIIISanctus XVIII
  19. 🔍 59% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  20. 🔍 58% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  21. 🔍 56% Sanctus III.Sanctus III.
  22. 🔍 55% Sanctus XISanctus XI
  23. 🔍 55% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  24. 🔍 54% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  25. 🔍 54% Sanctus I.Sanctus I.
  26. 🔍 54% Sanctus XIISanctus XII
  27. 🔍 52% Sanctus VISanctus VI
  28. 🔍 51% Sanctus VSanctus V
  29. 🔍 51% Sanctus ISanctus I
  30. 🔍 50% Sanctus XISanctus XI
  31. 🔍 50% Sanctus ISanctus I
  32. 🔍 50% Sanctus IVSanctus IV
  33. 🔍 49% Sanctus IISanctus II
  34. 🔍 49% Sanctus VSanctus V
  35. 🔍 48% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  36. 🔍 48% Sanctus II.Sanctus II.
  37. 🔍 47% Sanctus IXSanctus IX
  38. 🔍 47% Sanctus IIISanctus III
  39. 🔍 46% Sanctus IV.Sanctus IV.
  40. 🔍 46% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  41. 🔍 46% Sanctus XISanctus XI
  42. 🔍 45% Sanctus VSanctus V
  43. 🔍 45% Sanctus IISanctus II
  44. 🔍 44% Sanctus VIISanctus VII
  45. 🔍 42% Sanctus VIIISanctus VIII
  46. 🔍 40% Sanctus VIIISanctus VIII
  47. 🔍 40% Hosanna in excelsisHosanna in excelsis
  48. 🔍 40% Hosanna filio DavidHosanna filio David
  49. 🔍 38% Turba multaTurba multa
  50. 🔍 38% Turba multaTurba multa
  51. 🔍 37% Hosanna filio DavidHosanna filio David
  52. 🔍 37% Sanctus XIVSanctus XIV
  53. 🔍 37% Sanctus XVIISanctus XVII
  54. 🔍 36% Hosanna filio DavidHosanna filio David
  55. 🔍 36% Hosanna filio DavidHosanna filio David
  56. 🔍 35% Turba multaTurba multa
  57. 🔍 35% Turba multaTurba multa
  58. 🔍 33% Gloria IGloria I
  59. 🔍 32% Ad Virginem Dei MatremAd Virginem Dei Matrem
  60. 🔍 32% Omnes collaudantOmnes collaudant
  61. 🔍 31% Sanctus XIXSanctus XIX
  62. 🔍 31% Turba multaTurba multa
  63. 🔍 30% Gloria XIIIGloria XIII
  64. 🔍 30% Gloria IVGloria IV
  65. 🔍 28% Turba multaTurba multa