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% Verbum caro ... alleluia (ad Invitatorium)Verbum caro ... alleluia (ad Invitatorium)
  2. 🔍 59% Verbum caro factum est (ad Invitatorium)Verbum caro factum est (ad Invitatorium)
  3. 🔍 40% Verbum caro factum estVerbum caro factum est
  4. 🔍 40% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  5. 🔍 40% Verbum caro factum estVerbum caro factum est
  6. 🔍 40% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  7. 🔍 39% Alleluia verbum caroAlleluia verbum caro
  8. 🔍 39% Verbum caro factum estVerbum caro factum est
  9. 🔍 36% Verbum caro factum estVerbum caro factum est
  10. 🔍 35% Regem cui... alleluiaRegem cui... alleluia
  11. 🔍 34% Verbum caro factumVerbum caro factum
  12. 🔍 34% Verbum caro factum estVerbum caro factum est
  13. 🔍 33% Verbum caro factum ... Et habitavitVerbum caro factum ... Et habitavit
  14. 🔍 33% Regem Apostolorum (TP)Regem Apostolorum (TP)
  15. 🔍 32% Verbum caroVerbum caro
  16. 🔍 32% Verbum caro factum estVerbum caro factum est
  17. 🔍 31% Alleluia (T.P. Invit)Alleluia (T.P. Invit)
  18. 🔍 31% Verbum caroVerbum caro
  19. 🔍 30% AlleluiaAlleluia
  20. 🔍 30% Verbum caro factum estVerbum caro factum est
  21. 🔍 29% Verbum caro factum estVerbum caro factum est
  22. 🔍 29% Alleluia alleluiaAlleluia alleluia
  23. 🔍 29% Verbum caro factum estVerbum caro factum est
  24. 🔍 28% Surrexit Dominus vereSurrexit Dominus vere
  25. 🔍 28% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  26. 🔍 28% Alleluia alleluia alleluia (Dom. ad Laudes)Alleluia alleluia alleluia (Dom. ad Laudes)
  27. 🔍 27% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  28. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  29. 🔍 27% Venite omnes adoremusVenite omnes adoremus
  30. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  31. 🔍 26% Alleluia alleluia (Dom. ad Laudes)Alleluia alleluia (Dom. ad Laudes)
  32. 🔍 26% Verbum caro factum est (In Annuntiatione)Verbum caro factum est (In Annuntiatione)
  33. 🔍 26% Verbum supernumVerbum supernum
  34. 🔍 25% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  35. 🔍 25% Alleluia alleluia alleluia (Dominica ad Primam)Alleluia alleluia alleluia (Dominica ad Primam)
  36. 🔍 25% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  37. 🔍 25% Verbum caro factum est (In Annuntiatione, Tempore paschali)Verbum caro factum est (In Annuntiatione, Tempore paschali)
  38. 🔍 25% Verbum Caro [R.Br.Tonus Solemnis]Verbum Caro [R.Br.Tonus Solemnis]
  39. 🔍 24% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  40. 🔍 24% Alleluia Dominus regnavitAlleluia Dominus regnavit
  41. 🔍 24% Verbum DeiVerbum Dei
  42. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  43. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  44. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  45. 🔍 24% Alleluia Dominus regnavitAlleluia Dominus regnavit
  46. 🔍 24% Alleluia (ant.)Alleluia (ant.)
  47. 🔍 24% Alleluia (ant.)Alleluia (ant.)
  48. 🔍 23% AlleluiaAlleluia
  49. 🔍 23% Verbum supernum a PatreVerbum supernum a Patre
  50. 🔍 23% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  51. 🔍 23% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  52. 🔍 23% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  53. 🔍 23% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  54. 🔍 23% Adoremus in aeternumAdoremus in aeternum
  55. 🔍 23% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  56. 🔍 23% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  57. 🔍 23% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  58. 🔍 22% AccipiteAccipite
  59. 🔍 22% Christum regem crucifixum... alleluiaChristum regem crucifixum... alleluia
  60. 🔍 22% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  61. 🔍 22% AccipiteAccipite
  62. 🔍 22% Surrexit Dominus vere (Inv.)Surrexit Dominus vere (Inv.)
  63. 🔍 22% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  64. 🔍 22% Exsultent in Domino SanctiExsultent in Domino Sancti
  65. 🔍 22% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I