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% Alleluia (Dom. Prim.)Alleluia (Dom. Prim.)
  2. 🔍 69% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  3. 🔍 60% Alleluia (mode 8)Alleluia (mode 8)
  4. 🔍 58% Alleluia (mode 8)Alleluia (mode 8)
  5. 🔍 57% Alleluia (ant.)Alleluia (ant.)
  6. 🔍 57% Alleluia (ant.)Alleluia (ant.)
  7. 🔍 57% Alleluia (Dom. Tert.)Alleluia (Dom. Tert.)
  8. 🔍 57% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  9. 🔍 56% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  10. 🔍 56% AlleluiaAlleluia
  11. 🔍 56% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  12. 🔍 55% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  13. 🔍 54% Alleluia (Dom. Sext.)Alleluia (Dom. Sext.)
  14. 🔍 54% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  15. 🔍 54% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  16. 🔍 53% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  17. 🔍 53% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  18. 🔍 52% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  19. 🔍 51% Alleluia. Dom. LaudAlleluia. Dom. Laud
  20. 🔍 51% Alleluia (Ant. cantica ad Vigilas Dom. per annum)Alleluia (Ant. cantica ad Vigilas Dom. per annum)
  21. 🔍 50% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  22. 🔍 50% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  23. 🔍 50% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  24. 🔍 50% Alleluia Lapis revolutusAlleluia Lapis revolutus
  25. 🔍 49% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  26. 🔍 49% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  27. 🔍 49% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  28. 🔍 48% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  29. 🔍 48% Alleluia (Ps 148-149-150)Alleluia (Ps 148-149-150)
  30. 🔍 48% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  31. 🔍 48% Alleluia alleluiaAlleluia alleluia
  32. 🔍 48% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  33. 🔍 48% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  34. 🔍 48% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  35. 🔍 47% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  36. 🔍 47% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  37. 🔍 47% Alleluia alleluia alleluia (Dom. ad Laudes)Alleluia alleluia alleluia (Dom. ad Laudes)
  38. 🔍 47% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  39. 🔍 47% Alleluia alleluia (Dom. ad Laudes)Alleluia alleluia (Dom. ad Laudes)
  40. 🔍 46% Puer natus in BethlehemPuer natus in Bethlehem
  41. 🔍 46% Alleluia (Dominica ad Primam, per annum)Alleluia (Dominica ad Primam, per annum)
  42. 🔍 46% Alleluia (Complet. Dom. Resurr.)Alleluia (Complet. Dom. Resurr.)
  43. 🔍 46% Alleluia (ant Dom.a in albis)Alleluia (ant Dom.a in albis)
  44. 🔍 46% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  45. 🔍 46% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  46. 🔍 46% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  47. 🔍 46% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  48. 🔍 45% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  49. 🔍 45% AlleluiaAlleluia
  50. 🔍 45% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  51. 🔍 45% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  52. 🔍 45% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  53. 🔍 45% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  54. 🔍 45% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  55. 🔍 45% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  56. 🔍 45% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  57. 🔍 44% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  58. 🔍 44% Alleluia (T. P. Vesp. Dom.)Alleluia (T. P. Vesp. Dom.)
  59. 🔍 44% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  60. 🔍 44% Alleluia Omnes GentesAlleluia Omnes Gentes
  61. 🔍 44% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  62. 🔍 44% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  63. 🔍 44% Alleluia alleluia alleluia (Dominica ad Primam)Alleluia alleluia alleluia (Dominica ad Primam)
  64. 🔍 43% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  65. 🔍 43% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)