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% Gloria Patri VIGloria Patri VI
  2. 🔍 90% Gloria Patri VIGloria Patri VI
  3. 🔍 86% Gloria Patri VGloria Patri V
  4. 🔍 82% Gloria Patri IVGloria Patri IV
  5. 🔍 75% Gloria Patri VGloria Patri V
  6. 🔍 73% Gloria Patri IVGloria Patri IV
  7. 🔍 68% Gloria Patri IGloria Patri I
  8. 🔍 68% Gloria Patri IIIGloria Patri III
  9. 🔍 68% Gloria Patri IIIGloria Patri III
  10. 🔍 67% Gloria Patri VIIGloria Patri VII
  11. 🔍 67% Gloria Patri II (C3)Gloria Patri II (C3)
  12. 🔍 65% Gloria Patri VIIIGloria Patri VIII
  13. 🔍 64% Gloria Patri IGloria Patri I
  14. 🔍 62% Gloria Patri - IGloria Patri - I
  15. 🔍 62% Gloria Patri IIGloria Patri II
  16. 🔍 60% Gloria Patri - VGloria Patri - V
  17. 🔍 60% Gloria Patri VIIIGloria Patri VIII
  18. 🔍 60% Gloria PatriGloria Patri
  19. 🔍 58% Gloria Patri VIIGloria Patri VII
  20. 🔍 58% Gloria Patri - IIGloria Patri - II
  21. 🔍 57% Gloria Patri - VIGloria Patri - VI
  22. 🔍 57% Gloria Patri - IIIGloria Patri - III
  23. 🔍 55% Gloria Patri - IVGloria Patri - IV
  24. 🔍 53% Gloria Patri - VIIGloria Patri - VII
  25. 🔍 53% Deus in adjutoriumDeus in adjutorium
  26. 🔍 50% Gloria Patri - VIIIGloria Patri - VIII
  27. 🔍 47% Deus in adjutorium (Tonus ferialis)Deus in adjutorium (Tonus ferialis)
  28. 🔍 45% Deus in adjutorium (tonus solemnis)Deus in adjutorium (tonus solemnis)
  29. 🔍 43% Psalmus 23 1-2 e 7-10Psalmus 23 1-2 e 7-10
  30. 🔍 43% Deus in adiutorium (in Dom. et festis)Deus in adiutorium (in Dom. et festis)
  31. 🔍 42% Deus in adjutorium (Tonus festivus)Deus in adjutorium (Tonus festivus)
  32. 🔍 42% Gloria Patri (mode I)Gloria Patri (mode I)
  33. 🔍 41% Asperges me (ad lib.) IIAsperges me (ad lib.) II
  34. 🔍 40% Misericordias DominiMisericordias Domini
  35. 🔍 40% Gloria Patri (Mode II)Gloria Patri (Mode II)
  36. 🔍 40% Laus et perennis gloriaLaus et perennis gloria
  37. 🔍 39% Adoremus Ps. Laudate Dominum. IIAdoremus Ps. Laudate Dominum. II
  38. 🔍 39% Gloria Patri (mode IV)Gloria Patri (mode IV)
  39. 🔍 38% Laudate DominumLaudate Dominum
  40. 🔍 38% Asperges me (ad lib) II.Asperges me (ad lib) II.
  41. 🔍 38% Gloria Patri (mode III)Gloria Patri (mode III)
  42. 🔍 37% CoarctorCoarctor
  43. 🔍 36% Gloria Patri (mode VI)Gloria Patri (mode VI)
  44. 🔍 36% Toni Communes Ad Gloria Patri (Modo IV)Toni Communes Ad Gloria Patri (Modo IV)
  45. 🔍 36% Credo Missa RegiaCredo Missa Regia
  46. 🔍 36% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  47. 🔍 35% Adoremus Ps. Laudate Dominum. IIIAdoremus Ps. Laudate Dominum. III
  48. 🔍 35% Toni Communes Ad Gloria Patri (Modo VI)Toni Communes Ad Gloria Patri (Modo VI)
  49. 🔍 35% Toni Communes Ad Gloria Patri (Modo II)Toni Communes Ad Gloria Patri (Modo II)
  50. 🔍 35% Credo I.Credo I.
  51. 🔍 35% Deus in adjutoriumDeus in adjutorium
  52. 🔍 35% Confirma hoc DeusConfirma hoc Deus
  53. 🔍 35% Toni Communes Ad Gloria Patri (Modo I)Toni Communes Ad Gloria Patri (Modo I)
  54. 🔍 35% Benedicamus PatremBenedicamus Patrem
  55. 🔍 35% Asperges me (ad lib.) III.Asperges me (ad lib.) III.
  56. 🔍 34% Nos autem (Ps. Memento Domine David)Nos autem (Ps. Memento Domine David)
  57. 🔍 34% Adoremus in aeternumAdoremus in aeternum
  58. 🔍 34% Toni Communes Ad Gloria Patri (Modo VIII)Toni Communes Ad Gloria Patri (Modo VIII)
  59. 🔍 34% Lumen ad revelationemLumen ad revelationem
  60. 🔍 34% Gloria Patri (mode V)Gloria Patri (mode V)
  61. 🔍 34% Laus et perennis gloriaLaus et perennis gloria
  62. 🔍 34% In aeternumIn aeternum
  63. 🔍 33% Gloria Patri (mode VIII)Gloria Patri (mode VIII)
  64. 🔍 33% InviolataInviolata
  65. 🔍 33% Toni Communes Ad Gloria Patri (Modo VII)Toni Communes Ad Gloria Patri (Modo VII)