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% Cibavit eosCibavit eos
  2. 🔍 73% Oculi omniumOculi omnium
  3. 🔍 72% Domine Deus meus in te speraviDomine Deus meus in te speravi
  4. 🔍 70% Respice in meRespice in me
  5. 🔍 69% Kyrie I (cum organo)Kyrie I (cum organo)
  6. 🔍 69% Sacerdotes DominiSacerdotes Domini
  7. 🔍 68% Lauda SionLauda Sion
  8. 🔍 68% Ad DominumAd Dominum
  9. 🔍 64% Caro meaCaro mea
  10. 🔍 60% Cantabo DominoCantabo Domino
  11. 🔍 54% Quotiescumque ManducabitisQuotiescumque Manducabitis
  12. 🔍 50% Domine convertereDomine convertere
  13. 🔍 46% Cibavit eosCibavit eos
  14. 🔍 41% Cibavit eos... frumenti alleluiaCibavit eos... frumenti alleluia
  15. 🔍 39% Cibavit eos... alleluiaCibavit eos... alleluia
  16. 🔍 37% Cibavit illosCibavit illos
  17. 🔍 36% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  18. 🔍 36% Cibavit illos. IICibavit illos. II
  19. 🔍 36% Cibavit illos. IICibavit illos. II
  20. 🔍 36% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  21. 🔍 36% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  22. 🔍 35% Alleluia Omnes GentesAlleluia Omnes Gentes
  23. 🔍 35% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  24. 🔍 35% Alleluia (mode 8)Alleluia (mode 8)
  25. 🔍 35% Cibavit eos... AlleluiaCibavit eos... Alleluia
  26. 🔍 35% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  27. 🔍 35% Cibavit eos... frumentiCibavit eos... frumenti
  28. 🔍 34% Alleluia (mode 8)Alleluia (mode 8)
  29. 🔍 34% AlleluiaAlleluia
  30. 🔍 33% Cibavit illosCibavit illos
  31. 🔍 33% Omnes GentesOmnes Gentes
  32. 🔍 33% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  33. 🔍 33% Alleluia Lapis revolutusAlleluia Lapis revolutus
  34. 🔍 33% Puer natus in BethlehemPuer natus in Bethlehem
  35. 🔍 33% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  36. 🔍 32% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  37. 🔍 32% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  38. 🔍 31% Alleluia (ant.)Alleluia (ant.)
  39. 🔍 31% Alleluia (ant.)Alleluia (ant.)
  40. 🔍 30% Cibavit sine AlleluiaCibavit sine Alleluia
  41. 🔍 30% Gustate et videteGustate et videte
  42. 🔍 29% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  43. 🔍 29% Salus et gloria - mode IVSalus et gloria - mode IV
  44. 🔍 29% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  45. 🔍 29% Exsurgat DeusExsurgat Deus
  46. 🔍 29% Cibavit sine AlleluiaCibavit sine Alleluia
  47. 🔍 29% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  48. 🔍 28% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  49. 🔍 28% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  50. 🔍 28% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  51. 🔍 28% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  52. 🔍 28% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  53. 🔍 28% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  54. 🔍 28% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  55. 🔍 28% Cibavit illos. ICibavit illos. I
  56. 🔍 28% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  57. 🔍 28% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  58. 🔍 28% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  59. 🔍 27% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  60. 🔍 27% Amavit eum Dominus (Resp. Br. T.P.)Amavit eum Dominus (Resp. Br. T.P.)
  61. 🔍 27% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  62. 🔍 27% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  63. 🔍 27% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  64. 🔍 27% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  65. 🔍 27% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II