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 - IGloria Patri - I
  2. 🔍 76% Gloria Patri - IIGloria Patri - II
  3. 🔍 74% Gloria Patri - IIIGloria Patri - III
  4. 🔍 70% Gloria Patri - VGloria Patri - V
  5. 🔍 68% Gloria Patri - IVGloria Patri - IV
  6. 🔍 66% Gloria Patri - VIGloria Patri - VI
  7. 🔍 65% Gloria Patri IVGloria Patri IV
  8. 🔍 64% Gloria Patri IVGloria Patri IV
  9. 🔍 63% Gloria Patri (mode I)Gloria Patri (mode I)
  10. 🔍 62% Gloria Patri VIGloria Patri VI
  11. 🔍 62% Gloria Patri VIGloria Patri VI
  12. 🔍 62% Gloria Patri - VIIGloria Patri - VII
  13. 🔍 62% Gloria Patri IIIGloria Patri III
  14. 🔍 59% Gloria Patri VGloria Patri V
  15. 🔍 59% Gloria Patri VGloria Patri V
  16. 🔍 59% Gloria Patri IIIGloria Patri III
  17. 🔍 58% Gloria Patri - VIIIGloria Patri - VIII
  18. 🔍 58% Gloria Patri IGloria Patri I
  19. 🔍 58% Gloria Patri II (C3)Gloria Patri II (C3)
  20. 🔍 57% Gloria Patri IGloria Patri I
  21. 🔍 57% Gloria Patri (mode VI)Gloria Patri (mode VI)
  22. 🔍 51% Gloria Patri IIGloria Patri II
  23. 🔍 51% Gloria Patri VIIGloria Patri VII
  24. 🔍 51% Deus in adiutorium (in Dom. et festis)Deus in adiutorium (in Dom. et festis)
  25. 🔍 51% Gloria PatriGloria Patri
  26. 🔍 50% Gloria Patri VIIIGloria Patri VIII
  27. 🔍 50% Gloria Patri VIIIGloria Patri VIII
  28. 🔍 49% Gloria Patri VIIGloria Patri VII
  29. 🔍 48% CoarctorCoarctor
  30. 🔍 47% Gloria Patri (mode III)Gloria Patri (mode III)
  31. 🔍 46% Gloria Patri (mode V)Gloria Patri (mode V)
  32. 🔍 45% Gloria Patri (mode VIII)Gloria Patri (mode VIII)
  33. 🔍 45% Deus in adjutoriumDeus in adjutorium
  34. 🔍 45% Asperges me (ad lib.) III.Asperges me (ad lib.) III.
  35. 🔍 44% Toni Communes Ad Gloria Patri (Modo I)Toni Communes Ad Gloria Patri (Modo I)
  36. 🔍 43% Gaudeamus... Mariae... NativitateGaudeamus... Mariae... Nativitate
  37. 🔍 43% Gloria Patri (mode VII)Gloria Patri (mode VII)
  38. 🔍 43% Gaudeamus... Mariae... MaternitateGaudeamus... Mariae... Maternitate
  39. 🔍 42% Gaudeamus... Mariae...festivitate (sine Alleluia)Gaudeamus... Mariae...festivitate (sine Alleluia)
  40. 🔍 42% Gloria Patri (Mode II)Gloria Patri (Mode II)
  41. 🔍 41% Suscepimus Deus (in psalm tone)Suscepimus Deus (in psalm tone)
  42. 🔍 41% Deus in adjutorium (Tonus ferialis)Deus in adjutorium (Tonus ferialis)
  43. 🔍 41% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  44. 🔍 41% Deus in adiutorium (tonus ferialis)Deus in adiutorium (tonus ferialis)
  45. 🔍 40% Vidi aquamVidi aquam
  46. 🔍 40% Toni Communes Ad Gloria Patri (Modo IV)Toni Communes Ad Gloria Patri (Modo IV)
  47. 🔍 40% Gaudeamus... Mariae...festivitateGaudeamus... Mariae...festivitate
  48. 🔍 40% Deus in adiutorium (ad LM et Vesp. in sollemnitatibus)Deus in adiutorium (ad LM et Vesp. in sollemnitatibus)
  49. 🔍 39% Asperges me (ad lib) II.Asperges me (ad lib) II.
  50. 🔍 39% Gaudeamus... Abbatum nostrorumGaudeamus... Abbatum nostrorum
  51. 🔍 39% Toni Communes Ad Gloria Patri (Modo II)Toni Communes Ad Gloria Patri (Modo II)
  52. 🔍 39% Deus in adjutoriumDeus in adjutorium
  53. 🔍 39% Deus in adjutorium (Tonus festivus)Deus in adjutorium (Tonus festivus)
  54. 🔍 39% Vidi aquam (B)Vidi aquam (B)
  55. 🔍 38% Gloria Patri (mode IV)Gloria Patri (mode IV)
  56. 🔍 37% Toni Communes Ad Gloria Patri (Modo VIII)Toni Communes Ad Gloria Patri (Modo VIII)
  57. 🔍 37% Asperges me (ad lib.) IIAsperges me (ad lib.) II
  58. 🔍 36% Adoremus in aeternumAdoremus in aeternum
  59. 🔍 36% Populus SionPopulus Sion
  60. 🔍 35% Fortitudo meaFortitudo mea
  61. 🔍 35% Deus in adjutorium (tonus solemnis)Deus in adjutorium (tonus solemnis)
  62. 🔍 35% Toni Communes Ad Gloria Patri (Modo VII)Toni Communes Ad Gloria Patri (Modo VII)
  63. 🔍 35% Toni Communes Ad Gloria Patri (Modo III)Toni Communes Ad Gloria Patri (Modo III)
  64. 🔍 34% Domine labia meaDomine labia mea
  65. 🔍 34% Gloria PatriGloria Patri