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% Alleluia (modi communes post offertorium - VII)Alleluia (modi communes post offertorium - VII)
  2. 🔍 82% Alleluia (modi communes post offertorium - VI)Alleluia (modi communes post offertorium - VI)
  3. 🔍 79% Alleluia (modi communes post offertorium - I)Alleluia (modi communes post offertorium - I)
  4. 🔍 78% Alleluia (modi communes post offertorium - IV)Alleluia (modi communes post offertorium - IV)
  5. 🔍 75% Alleluia (modi communes post offertorium - III)Alleluia (modi communes post offertorium - III)
  6. 🔍 75% Alleluia (modi communes post offertorium - VIII)Alleluia (modi communes post offertorium - VIII)
  7. 🔍 70% Alleluia (modi communes post offertorium - II)Alleluia (modi communes post offertorium - II)
  8. 🔍 69% Alleluia (modi communes post officium - VII)Alleluia (modi communes post officium - VII)
  9. 🔍 66% Alleluia (modi communes post offertorium - V)Alleluia (modi communes post offertorium - V)
  10. 🔍 62% Alleluia (modi communes post officium - VI)Alleluia (modi communes post officium - VI)
  11. 🔍 62% Alleluia (modi communes post officium - VIII)Alleluia (modi communes post officium - VIII)
  12. 🔍 60% Alleluia (modi communes post officium - IV)Alleluia (modi communes post officium - IV)
  13. 🔍 58% Alleluia (modi communes post officium - III)Alleluia (modi communes post officium - III)
  14. 🔍 58% Alleluia (modi communes post officium - II)Alleluia (modi communes post officium - II)
  15. 🔍 54% Alleluia (modi communes post officium - V)Alleluia (modi communes post officium - V)
  16. 🔍 52% Alleluia (modi communes post officium - I)Alleluia (modi communes post officium - I)
  17. 🔍 38% Alleluia (ant. mode 7)Alleluia (ant. mode 7)
  18. 🔍 38% Alleluia (ant. mode 5)Alleluia (ant. mode 5)
  19. 🔍 36% Alleluia (ant. mode 8)Alleluia (ant. mode 8)
  20. 🔍 36% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  21. 🔍 36% Alleluia (ant. mode 4)Alleluia (ant. mode 4)
  22. 🔍 36% Alleluia (ant. mode 3)Alleluia (ant. mode 3)
  23. 🔍 35% Alleluia (ant. mode I)Alleluia (ant. mode I)
  24. 🔍 35% Alleluia (ant. mode 2)Alleluia (ant. mode 2)
  25. 🔍 34% Alleluia (ad offertorium mode 6) Alleluia (ad offertorium mode 6)
  26. 🔍 29% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  27. 🔍 29% Alleluia (ad offertorium mode 7) Alleluia (ad offertorium mode 7)
  28. 🔍 28% Alleluia (A)Alleluia (A)
  29. 🔍 28% Gloria Patri - VGloria Patri - V
  30. 🔍 27% Toni Communes Ad Gloria Patri (Modo VII)Toni Communes Ad Gloria Patri (Modo VII)
  31. 🔍 27% Alleluia (ad offertorium mode 8) Alleluia (ad offertorium mode 8)
  32. 🔍 26% Benedicamus Domino (VII)Benedicamus Domino (VII)
  33. 🔍 26% Benedicamus Domino (in Feriis ad Vesperas)Benedicamus Domino (in Feriis ad Vesperas)
  34. 🔍 26% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  35. 🔍 26% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  36. 🔍 25% Alleluia (ad introitum mode 3)Alleluia (ad introitum mode 3)
  37. 🔍 25% Alleluia (ad introitum mode 6)Alleluia (ad introitum mode 6)
  38. 🔍 25% Alleluia (ad offertorium mode 4)Alleluia (ad offertorium mode 4)
  39. 🔍 25% Alleluia (mode 8)Alleluia (mode 8)
  40. 🔍 25% Alleluia (in fine antiphonarum)Alleluia (in fine antiphonarum)
  41. 🔍 24% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  42. 🔍 24% Alleluia (ad introitum mode 4)Alleluia (ad introitum mode 4)
  43. 🔍 24% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  44. 🔍 24% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  45. 🔍 24% Alleluia (ad introitum mode 7)Alleluia (ad introitum mode 7)
  46. 🔍 23% Alleluia (ad communionem mode 3)Alleluia (ad communionem mode 3)
  47. 🔍 23% Alleluia (ad communionem mode 4)Alleluia (ad communionem mode 4)
  48. 🔍 23% Gloria Patri - VIIGloria Patri - VII
  49. 🔍 23% Alleluia (ad introitum mode 2)Alleluia (ad introitum mode 2)
  50. 🔍 23% Alleluia (ad offertorium mode 5)Alleluia (ad offertorium mode 5)
  51. 🔍 23% Alleluia (ad communionem mode 2)Alleluia (ad communionem mode 2)
  52. 🔍 23% Alleluia (ad introitum mode 5)Alleluia (ad introitum mode 5)
  53. 🔍 23% Alleluia (ad communionem mode 8)Alleluia (ad communionem mode 8)
  54. 🔍 23% Toni Communes Ad Gloria Patri (Modo II)Toni Communes Ad Gloria Patri (Modo II)
  55. 🔍 23% AlleluiaAlleluia
  56. 🔍 22% Gloria Patri (mode VII)Gloria Patri (mode VII)
  57. 🔍 22% Alleluia (ad offertorium mode 2)Alleluia (ad offertorium mode 2)
  58. 🔍 22% Alleluia alleluia alleluia (Dom. ad Laudes)Alleluia alleluia alleluia (Dom. ad Laudes)
  59. 🔍 22% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  60. 🔍 22% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  61. 🔍 22% Alleluia (ad communionem mode 6)Alleluia (ad communionem mode 6)
  62. 🔍 22% Alleluia (mode 8)Alleluia (mode 8)
  63. 🔍 22% Alleluia alleluiaAlleluia alleluia
  64. 🔍 22% Post collectamPost collectam
  65. 🔍 22% Toni Communes Ad Gloria Patri (Modo I)Toni Communes Ad Gloria Patri (Modo I)