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% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  2. 🔍 77% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  3. 🔍 76% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  4. 🔍 76% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  5. 🔍 75% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  6. 🔍 74% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  7. 🔍 73% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  8. 🔍 73% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  9. 🔍 73% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  10. 🔍 72% Alleluia (mode 8)Alleluia (mode 8)
  11. 🔍 72% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  12. 🔍 72% Alleluia (mode 8)Alleluia (mode 8)
  13. 🔍 70% AlleluiaAlleluia
  14. 🔍 70% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  15. 🔍 70% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  16. 🔍 69% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  17. 🔍 69% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  18. 🔍 69% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  19. 🔍 67% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  20. 🔍 66% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  21. 🔍 66% Alleluia. Dom. LaudAlleluia. Dom. Laud
  22. 🔍 66% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  23. 🔍 65% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  24. 🔍 64% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  25. 🔍 64% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  26. 🔍 63% Alleluia (ant.)Alleluia (ant.)
  27. 🔍 63% Alleluia (ant.)Alleluia (ant.)
  28. 🔍 63% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  29. 🔍 63% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  30. 🔍 63% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  31. 🔍 63% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  32. 🔍 62% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  33. 🔍 62% Alleluia (T. P. Vesp. Fer. VI.)Alleluia (T. P. Vesp. Fer. VI.)
  34. 🔍 62% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  35. 🔍 62% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  36. 🔍 62% Alleluia alleluiaAlleluia alleluia
  37. 🔍 61% Alleluia laudate DominumAlleluia laudate Dominum
  38. 🔍 61% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  39. 🔍 61% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  40. 🔍 61% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  41. 🔍 61% Alleluia Lapis revolutusAlleluia Lapis revolutus
  42. 🔍 60% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  43. 🔍 60% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  44. 🔍 60% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  45. 🔍 59% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  46. 🔍 59% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  47. 🔍 58% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  48. 🔍 58% Alleluia Omnes GentesAlleluia Omnes Gentes
  49. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  50. 🔍 58% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  51. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  52. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  53. 🔍 57% Alleluia Dominus regnavitAlleluia Dominus regnavit
  54. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  55. 🔍 57% Puer natus in BethlehemPuer natus in Bethlehem
  56. 🔍 56% Omnes GentesOmnes Gentes
  57. 🔍 56% AlleluiaAlleluia
  58. 🔍 55% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  59. 🔍 55% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  60. 🔍 55% Alleluia tuus sum egoAlleluia tuus sum ego
  61. 🔍 55% Alleluia alleluia alleluia (Dominica ad Primam)Alleluia alleluia alleluia (Dominica ad Primam)
  62. 🔍 55% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  63. 🔍 54% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  64. 🔍 54% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  65. 🔍 54% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)