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% AlleluiaAlleluia
  2. 🔍 50% AlleluiaAlleluia
  3. 🔍 49% AlleluiaAlleluia
  4. 🔍 48% AlleluiaAlleluia
  5. 🔍 47% AlleluiaAlleluia
  6. 🔍 46% AlleluiaAlleluia
  7. 🔍 46% Alleluia (mode 8)Alleluia (mode 8)
  8. 🔍 45% AlleluiaAlleluia
  9. 🔍 44% AlleluiaAlleluia
  10. 🔍 44% AlleluiaAlleluia
  11. 🔍 44% AlleluiaAlleluia
  12. 🔍 42% Alleluia (mode 8)Alleluia (mode 8)
  13. 🔍 42% AlleluiaAlleluia
  14. 🔍 42% Complacuisti (Simple)Complacuisti (Simple)
  15. 🔍 41% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  16. 🔍 41% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  17. 🔍 41% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  18. 🔍 40% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  19. 🔍 40% Alleluia alleluiaAlleluia alleluia
  20. 🔍 40% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  21. 🔍 40% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  22. 🔍 39% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  23. 🔍 39% Alleluia (ant.)Alleluia (ant.)
  24. 🔍 39% Alleluia (ant.)Alleluia (ant.)
  25. 🔍 39% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  26. 🔍 39% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  27. 🔍 39% AlleluiaAlleluia
  28. 🔍 39% AlleluiaAlleluia
  29. 🔍 38% AlleluiaAlleluia
  30. 🔍 38% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  31. 🔍 38% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  32. 🔍 38% Puer natus in BethlehemPuer natus in Bethlehem
  33. 🔍 37% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  34. 🔍 37% Alleluia alleluia alleluia (Dom. ad Laudes)Alleluia alleluia alleluia (Dom. ad Laudes)
  35. 🔍 37% Alleluia Lapis revolutusAlleluia Lapis revolutus
  36. 🔍 37% AlleluiaAlleluia
  37. 🔍 37% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  38. 🔍 37% Omnes GentesOmnes Gentes
  39. 🔍 36% Alleluia Dominus regnavitAlleluia Dominus regnavit
  40. 🔍 36% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  41. 🔍 36% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  42. 🔍 36% Alleluia Dominus regnavitAlleluia Dominus regnavit
  43. 🔍 36% Alleluia alleluia alleluia (Dominica ad Primam)Alleluia alleluia alleluia (Dominica ad Primam)
  44. 🔍 36% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  45. 🔍 36% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  46. 🔍 35% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  47. 🔍 35% Exsurgat DeusExsurgat Deus
  48. 🔍 35% Alleluia Omnes GentesAlleluia Omnes Gentes
  49. 🔍 35% LaetamusLaetamus
  50. 🔍 35% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  51. 🔍 35% AlleluiaAlleluia
  52. 🔍 35% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  53. 🔍 35% AlleluiaAlleluia
  54. 🔍 34% Alleluia alleluia alleluia (Sexta T.P. in I Nocturno)Alleluia alleluia alleluia (Sexta T.P. in I Nocturno)
  55. 🔍 34% Alleluia alleluia (Dom. ad Laudes)Alleluia alleluia (Dom. ad Laudes)
  56. 🔍 34% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  57. 🔍 34% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  58. 🔍 34% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  59. 🔍 34% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  60. 🔍 34% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  61. 🔍 34% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  62. 🔍 34% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  63. 🔍 34% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  64. 🔍 34% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  65. 🔍 34% Salus et gloriaSalus et gloria