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: 2025-12-20. 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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Regina caeliRegina caeli
  2. πŸ” 75% Regina caeli laetareRegina caeli laetare
  3. πŸ” 69% Regina caeli (Officium Parvum)Regina caeli (Officium Parvum)
  4. πŸ” 65% Regina caeli (Off. BMV in Sab. T.P.)Regina caeli (Off. BMV in Sab. T.P.)
  5. πŸ” 59% Regina caeli - cantus alterRegina caeli - cantus alter
  6. πŸ” 54% Alleluia Lapis revolutusAlleluia Lapis revolutus
  7. πŸ” 53% Regina cΓ¦liRegina cΓ¦li
  8. πŸ” 51% Omnes GentesOmnes Gentes
  9. πŸ” 51% Alleluia (mode 8)Alleluia (mode 8)
  10. πŸ” 51% Alleluia Omnes GentesAlleluia Omnes Gentes
  11. πŸ” 49% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  12. πŸ” 49% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  13. πŸ” 48% Regina caeli laetareRegina caeli laetare
  14. πŸ” 48% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  15. πŸ” 48% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  16. πŸ” 48% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  17. πŸ” 48% Alleluia (mode 8)Alleluia (mode 8)
  18. πŸ” 47% AlleluiaAlleluia
  19. πŸ” 47% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  20. πŸ” 46% Regina cΓ¦liRegina cΓ¦li
  21. πŸ” 46% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  22. πŸ” 45% Puer natus in BethlehemPuer natus in Bethlehem
  23. πŸ” 45% Gustate et videteGustate et videte
  24. πŸ” 44% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  25. πŸ” 44% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  26. πŸ” 44% Regina caeli (simple tone)Regina caeli (simple tone)
  27. πŸ” 44% ResurrexitResurrexit
  28. πŸ” 43% Exsultemus et laetemurExsultemus et laetemur
  29. πŸ” 43% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  30. πŸ” 43% Regina caeliRegina caeli
  31. πŸ” 43% Exsurgat DeusExsurgat Deus
  32. πŸ” 43% Regina caeliRegina caeli
  33. πŸ” 43% Salus et gloria - mode IVSalus et gloria - mode IV
  34. πŸ” 43% CrucifixusCrucifixus
  35. πŸ” 42% Alleluia (ant.)Alleluia (ant.)
  36. πŸ” 42% Alleluia (ant.)Alleluia (ant.)
  37. πŸ” 42% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  38. πŸ” 42% Regina caeliRegina caeli
  39. πŸ” 41% AlleluiaAlleluia
  40. πŸ” 41% Regina caeliRegina caeli
  41. πŸ” 40% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  42. πŸ” 40% Regina caeli (monasticum)Regina caeli (monasticum)
  43. πŸ” 40% Venite omnes adoremusVenite omnes adoremus
  44. πŸ” 40% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  45. πŸ” 39% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  46. πŸ” 39% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  47. πŸ” 39% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  48. πŸ” 39% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  49. πŸ” 39% Regina caeli laetareRegina caeli laetare
  50. πŸ” 39% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  51. πŸ” 39% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  52. πŸ” 39% Surrexit DominusSurrexit Dominus
  53. πŸ” 39% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  54. πŸ” 39% Laetare Virgo MaterLaetare Virgo Mater
  55. πŸ” 39% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  56. πŸ” 39% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  57. πŸ” 39% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  58. πŸ” 38% Alleluia. Dom. LaudAlleluia. Dom. Laud
  59. πŸ” 38% Surrexit Dominus vere (Resp. Br. tonus solemnis)Surrexit Dominus vere (Resp. Br. tonus solemnis)
  60. πŸ” 38% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  61. πŸ” 38% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  62. πŸ” 38% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  63. πŸ” 38% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  64. πŸ” 38% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  65. πŸ” 38% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I