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% Gloria Patri (mode VI)Gloria Patri (mode VI)
  2. 🔍 81% Gloria Patri (mode I)Gloria Patri (mode I)
  3. 🔍 68% Gloria Patri (mode III)Gloria Patri (mode III)
  4. 🔍 61% Gloria Patri (mode VIII)Gloria Patri (mode VIII)
  5. 🔍 60% Gloria Patri (mode V)Gloria Patri (mode V)
  6. 🔍 59% Gloria Patri (mode VII)Gloria Patri (mode VII)
  7. 🔍 57% Gloria Patri - IGloria Patri - I
  8. 🔍 56% Gloria Patri (Mode II)Gloria Patri (Mode II)
  9. 🔍 49% Gloria Patri (mode IV)Gloria Patri (mode IV)
  10. 🔍 48% Toni Communes Ad Gloria Patri (Modo I)Toni Communes Ad Gloria Patri (Modo I)
  11. 🔍 48% Gloria Patri (mode vi)Gloria Patri (mode vi)
  12. 🔍 45% Transite ad meTransite ad me
  13. 🔍 43% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  14. 🔍 43% Gloria Patri IVGloria Patri IV
  15. 🔍 42% Gloria Patri (mode viii)Gloria Patri (mode viii)
  16. 🔍 42% Gloria Patri IVGloria Patri IV
  17. 🔍 42% Gloria Patri - IIGloria Patri - II
  18. 🔍 41% Toni Communes Ad Gloria Patri (Modo VIII)Toni Communes Ad Gloria Patri (Modo VIII)
  19. 🔍 40% Toni Communes Ad Gloria Patri (Modo IV)Toni Communes Ad Gloria Patri (Modo IV)
  20. 🔍 39% Toni Communes Ad Gloria Patri (Modo II)Toni Communes Ad Gloria Patri (Modo II)
  21. 🔍 39% Tria sunt muneraTria sunt munera
  22. 🔍 39% Gloria Patri II (C3)Gloria Patri II (C3)
  23. 🔍 39% Gloria Patri - IVGloria Patri - IV
  24. 🔍 38% Gloria Patri - IIIGloria Patri - III
  25. 🔍 37% Gloria Patri IIIGloria Patri III
  26. 🔍 37% Toni Communes Ad Gloria Patri (Modo VII)Toni Communes Ad Gloria Patri (Modo VII)
  27. 🔍 36% Clama in fortitudineClama in fortitudine
  28. 🔍 36% Descendit de caelis DeusDescendit de caelis Deus
  29. 🔍 36% Gloria Patri VIGloria Patri VI
  30. 🔍 36% Gloria Patri VIGloria Patri VI
  31. 🔍 36% Felix namque esFelix namque es
  32. 🔍 36% Gloria Patri IIIGloria Patri III
  33. 🔍 36% Toni Communes Ad Gloria Patri (Modo III)Toni Communes Ad Gloria Patri (Modo III)
  34. 🔍 35% Gloria Patri VGloria Patri V
  35. 🔍 35% Toni Communes Ad Gloria Patri (Modo VI)Toni Communes Ad Gloria Patri (Modo VI)
  36. 🔍 34% Gloria Patri VGloria Patri V
  37. 🔍 33% Gloria Patri (mode ii)Gloria Patri (mode ii)
  38. 🔍 33% Gloria Patri VIIGloria Patri VII
  39. 🔍 33% Gloria Patri - VIIGloria Patri - VII
  40. 🔍 33% Gloria Patri - VGloria Patri - V
  41. 🔍 33% Gloria Patri IIGloria Patri II
  42. 🔍 32% Gloria Patri - VIGloria Patri - VI
  43. 🔍 32% Gloria Patri (mode iii)Gloria Patri (mode iii)
  44. 🔍 32% Gloria Patri VIIGloria Patri VII
  45. 🔍 32% Judaea et JerusalemJudaea et Jerusalem
  46. 🔍 32% Verbum caro factum est ... allel.Verbum caro factum est ... allel.
  47. 🔍 31% Deum, qui suosDeum, qui suos
  48. 🔍 31% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  49. 🔍 30% Gloria Patri (mode i)Gloria Patri (mode i)
  50. 🔍 30% Gloria Patri (mode iv)Gloria Patri (mode iv)
  51. 🔍 30% Gloria PatriGloria Patri
  52. 🔍 29% Qui venturus estQui venturus est
  53. 🔍 28% Alleluia (ant. mode 8)Alleluia (ant. mode 8)
  54. 🔍 28% Alleluia (ant. mode 4)Alleluia (ant. mode 4)
  55. 🔍 28% Alleluia (ant. mode 3)Alleluia (ant. mode 3)
  56. 🔍 28% Gloria Patri IGloria Patri I
  57. 🔍 28% Gloria Patri IGloria Patri I
  58. 🔍 28% Alleluia (ant. mode I)Alleluia (ant. mode I)
  59. 🔍 28% Alleluia (ant. mode 7)Alleluia (ant. mode 7)
  60. 🔍 27% Alleluia (ant. mode 5)Alleluia (ant. mode 5)
  61. 🔍 27% Gloria Patri VIIIGloria Patri VIII
  62. 🔍 27% Alleluia (ant. mode 2)Alleluia (ant. mode 2)
  63. 🔍 27% Gloria Patri VIIIGloria Patri VIII
  64. 🔍 27% Gloria Patri (mode v)Gloria Patri (mode v)
  65. 🔍 27% Gloria Patri - VIIIGloria Patri - VIII