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% Ite I (forma ordinaria)Ite I (forma ordinaria)
  2. 🔍 65% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  3. 🔍 60% Ite IaIte Ia
  4. 🔍 54% Alleluia (A)Alleluia (A)
  5. 🔍 53% Benedicamus Domino (Infra Octavam Paschae)Benedicamus Domino (Infra Octavam Paschae)
  6. 🔍 51% Benedicamus Domino AlleluiaBenedicamus Domino Alleluia
  7. 🔍 50% Benedicamus Domino (Sabbato ante Septuagesimam)Benedicamus Domino (Sabbato ante Septuagesimam)
  8. 🔍 47% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  9. 🔍 47% Alleluia (mode 8)Alleluia (mode 8)
  10. 🔍 46% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  11. 🔍 46% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  12. 🔍 46% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  13. 🔍 45% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  14. 🔍 44% Alleluia (mode 8)Alleluia (mode 8)
  15. 🔍 44% Puer natus in BethlehemPuer natus in Bethlehem
  16. 🔍 43% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  17. 🔍 43% Omnes GentesOmnes Gentes
  18. 🔍 42% AlleluiaAlleluia
  19. 🔍 42% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  20. 🔍 42% Alleluia Omnes GentesAlleluia Omnes Gentes
  21. 🔍 42% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  22. 🔍 41% Alleluia Lapis revolutusAlleluia Lapis revolutus
  23. 🔍 41% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  24. 🔍 39% Ite IVIte IV
  25. 🔍 39% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  26. 🔍 39% Alleluia (ant.)Alleluia (ant.)
  27. 🔍 39% Alleluia (ant.)Alleluia (ant.)
  28. 🔍 39% Exsurgat DeusExsurgat Deus
  29. 🔍 39% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  30. 🔍 39% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  31. 🔍 39% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  32. 🔍 39% Per Christum (B)Per Christum (B)
  33. 🔍 39% Salus et gloria - mode IVSalus et gloria - mode IV
  34. 🔍 38% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  35. 🔍 38% Ite in pace alleluiaIte in pace alleluia
  36. 🔍 38% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  37. 🔍 37% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  38. 🔍 37% AlleluiaAlleluia
  39. 🔍 37% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  40. 🔍 37% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  41. 🔍 37% Salus et gloriaSalus et gloria
  42. 🔍 37% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  43. 🔍 37% Ite in pace, alleluia (Ad Laudes)Ite in pace, alleluia (Ad Laudes)
  44. 🔍 37% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  45. 🔍 36% Gustate et videteGustate et videte
  46. 🔍 36% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  47. 🔍 36% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  48. 🔍 36% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  49. 🔍 36% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  50. 🔍 36% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  51. 🔍 36% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  52. 🔍 36% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  53. 🔍 36% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  54. 🔍 36% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  55. 🔍 36% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  56. 🔍 35% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  57. 🔍 35% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  58. 🔍 35% Ite, missa estIte, missa est
  59. 🔍 35% Salus et gloriaSalus et gloria
  60. 🔍 35% Salus et gloriaSalus et gloria
  61. 🔍 35% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  62. 🔍 35% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  63. 🔍 35% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  64. 🔍 35% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  65. 🔍 35% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)