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% Benedicamus Domino (Infra Octavam Paschae)Benedicamus Domino (Infra Octavam Paschae)
  2. 🔍 82% Benedicamus Domino AlleluiaBenedicamus Domino Alleluia
  3. 🔍 78% Benedicamus Domino (Sabbato ante Septuagesimam)Benedicamus Domino (Sabbato ante Septuagesimam)
  4. 🔍 67% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  5. 🔍 64% Ite IaIte Ia
  6. 🔍 53% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  7. 🔍 53% Alleluia (mode 8)Alleluia (mode 8)
  8. 🔍 53% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  9. 🔍 53% Ite I (forma ordinaria)Ite I (forma ordinaria)
  10. 🔍 53% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  11. 🔍 52% Puer natus in BethlehemPuer natus in Bethlehem
  12. 🔍 52% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  13. 🔍 52% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  14. 🔍 51% Alleluia (mode 8)Alleluia (mode 8)
  15. 🔍 49% AlleluiaAlleluia
  16. 🔍 48% Omnes GentesOmnes Gentes
  17. 🔍 48% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  18. 🔍 48% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  19. 🔍 48% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  20. 🔍 48% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  21. 🔍 48% Alleluia Lapis revolutusAlleluia Lapis revolutus
  22. 🔍 47% Alleluia Omnes GentesAlleluia Omnes Gentes
  23. 🔍 47% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  24. 🔍 47% Benedicamus Domino (In Octavam Paschae)Benedicamus Domino (In Octavam Paschae)
  25. 🔍 46% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  26. 🔍 45% Alleluia (ant.)Alleluia (ant.)
  27. 🔍 45% Alleluia (ant.)Alleluia (ant.)
  28. 🔍 45% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  29. 🔍 44% Exsurgat DeusExsurgat Deus
  30. 🔍 44% Salus et gloria - mode IVSalus et gloria - mode IV
  31. 🔍 43% Gustate et videteGustate et videte
  32. 🔍 43% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  33. 🔍 43% Alleluia alleluia alleluiaAlleluia alleluia alleluia
  34. 🔍 42% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  35. 🔍 42% Salus et gloriaSalus et gloria
  36. 🔍 42% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  37. 🔍 42% Alleluia (A)Alleluia (A)
  38. 🔍 42% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  39. 🔍 42% Benedicamus PatremBenedicamus Patrem
  40. 🔍 41% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  41. 🔍 41% Salus et gloriaSalus et gloria
  42. 🔍 41% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  43. 🔍 41% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  44. 🔍 41% AlleluiaAlleluia
  45. 🔍 41% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  46. 🔍 41% Salus et gloriaSalus et gloria
  47. 🔍 41% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  48. 🔍 41% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  49. 🔍 41% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  50. 🔍 40% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  51. 🔍 40% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  52. 🔍 40% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  53. 🔍 40% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  54. 🔍 40% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  55. 🔍 40% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  56. 🔍 39% Benedicamus DominoBenedicamus Domino
  57. 🔍 39% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  58. 🔍 39% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  59. 🔍 39% Ite in pace, alleluia (Ad Laudes)Ite in pace, alleluia (Ad Laudes)
  60. 🔍 39% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  61. 🔍 39% Alleluia alleluiaAlleluia alleluia
  62. 🔍 39% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  63. 🔍 39% Alleluia. Dom. LaudAlleluia. Dom. Laud
  64. 🔍 39% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  65. 🔍 38% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)