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. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  2. 🔍 75% Alleluia (Dom. Tert.)Alleluia (Dom. Tert.)
  3. 🔍 70% Alleluia. Dom. LaudAlleluia. Dom. Laud
  4. 🔍 68% Alleluia (mode 8)Alleluia (mode 8)
  5. 🔍 67% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  6. 🔍 67% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  7. 🔍 67% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  8. 🔍 66% Alleluia (mode 8)Alleluia (mode 8)
  9. 🔍 66% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  10. 🔍 65% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  11. 🔍 65% AlleluiaAlleluia
  12. 🔍 65% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  13. 🔍 64% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  14. 🔍 64% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  15. 🔍 64% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  16. 🔍 64% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  17. 🔍 64% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  18. 🔍 64% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  19. 🔍 64% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  20. 🔍 64% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  21. 🔍 63% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  22. 🔍 63% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  23. 🔍 63% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  24. 🔍 63% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  25. 🔍 62% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  26. 🔍 61% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  27. 🔍 61% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  28. 🔍 61% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  29. 🔍 61% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  30. 🔍 60% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  31. 🔍 60% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  32. 🔍 59% Alleluia (ant.)Alleluia (ant.)
  33. 🔍 59% Alleluia (ant.)Alleluia (ant.)
  34. 🔍 58% Alleluia alleluiaAlleluia alleluia
  35. 🔍 57% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  36. 🔍 56% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  37. 🔍 56% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  38. 🔍 56% Alleluia alleluia alleluia (Dom. ad Laudes)Alleluia alleluia alleluia (Dom. ad Laudes)
  39. 🔍 56% Alleluia (T. P. Vesp. Dom.)Alleluia (T. P. Vesp. Dom.)
  40. 🔍 56% Alleluia Lapis revolutusAlleluia Lapis revolutus
  41. 🔍 55% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  42. 🔍 55% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  43. 🔍 55% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  44. 🔍 55% Alleluia (Complet. Dom. Resurr.)Alleluia (Complet. Dom. Resurr.)
  45. 🔍 54% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  46. 🔍 54% Alleluia alleluia (Dom. ad Laudes)Alleluia alleluia (Dom. ad Laudes)
  47. 🔍 54% Alleluia laudate DominumAlleluia laudate Dominum
  48. 🔍 54% AlleluiaAlleluia
  49. 🔍 53% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  50. 🔍 53% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  51. 🔍 53% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  52. 🔍 53% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  53. 🔍 53% Puer natus in BethlehemPuer natus in Bethlehem
  54. 🔍 53% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  55. 🔍 53% Alleluia Omnes GentesAlleluia Omnes Gentes
  56. 🔍 53% Alleluia Dominus regnavitAlleluia Dominus regnavit
  57. 🔍 52% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  58. 🔍 52% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  59. 🔍 52% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  60. 🔍 51% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  61. 🔍 51% Alleluia tuus sum egoAlleluia tuus sum ego
  62. 🔍 51% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  63. 🔍 51% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  64. 🔍 51% Alleluia (T. P. Vesp. Fer. VI.)Alleluia (T. P. Vesp. Fer. VI.)
  65. 🔍 51% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)