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 LaudateAlleluia Laudate
  2. 🔍 74% Alleluia laudate DominumAlleluia laudate Dominum
  3. 🔍 65% Alleluia (mode 8)Alleluia (mode 8)
  4. 🔍 63% Alleluia (mode 8)Alleluia (mode 8)
  5. 🔍 62% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  6. 🔍 62% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  7. 🔍 61% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  8. 🔍 61% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  9. 🔍 60% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  10. 🔍 60% AlleluiaAlleluia
  11. 🔍 59% AlleluiaAlleluia
  12. 🔍 58% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  13. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  14. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  15. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  16. 🔍 58% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  17. 🔍 57% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  18. 🔍 57% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  19. 🔍 57% Alleluia alleluia alleluia (Dominica ad Primam)Alleluia alleluia alleluia (Dominica ad Primam)
  20. 🔍 56% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  21. 🔍 56% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  22. 🔍 56% Alleluia Omnes GentesAlleluia Omnes Gentes
  23. 🔍 56% Alleluia (ant.)Alleluia (ant.)
  24. 🔍 56% Alleluia (ant.)Alleluia (ant.)
  25. 🔍 56% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  26. 🔍 56% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  27. 🔍 56% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  28. 🔍 55% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  29. 🔍 55% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  30. 🔍 55% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  31. 🔍 55% Alleluia Lapis revolutusAlleluia Lapis revolutus
  32. 🔍 54% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  33. 🔍 54% Alleluia (T. P. Laud. Fer. II.)Alleluia (T. P. Laud. Fer. II.)
  34. 🔍 54% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  35. 🔍 54% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  36. 🔍 54% Alleluia alleluiaAlleluia alleluia
  37. 🔍 54% Alleluia (T. P. Vesp. Fer. VI.)Alleluia (T. P. Vesp. Fer. VI.)
  38. 🔍 54% AlleluiaAlleluia
  39. 🔍 53% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  40. 🔍 53% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  41. 🔍 53% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  42. 🔍 53% Omnes GentesOmnes Gentes
  43. 🔍 53% Puer natus in BethlehemPuer natus in Bethlehem
  44. 🔍 53% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  45. 🔍 53% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  46. 🔍 52% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  47. 🔍 52% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  48. 🔍 52% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  49. 🔍 52% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  50. 🔍 52% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  51. 🔍 52% Alleluia Faciem tuamAlleluia Faciem tuam
  52. 🔍 52% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  53. 🔍 52% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  54. 🔍 51% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  55. 🔍 51% Alleluia. Dom. LaudAlleluia. Dom. Laud
  56. 🔍 51% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  57. 🔍 51% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  58. 🔍 50% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  59. 🔍 50% Alleluia Deduc meAlleluia Deduc me
  60. 🔍 50% Alleluia. (Monday P. T. at Lauds)Alleluia. (Monday P. T. at Lauds)
  61. 🔍 50% Alleluia (T. P. Vesp. Sabb.)Alleluia (T. P. Vesp. Sabb.)
  62. 🔍 49% Gustate et videteGustate et videte
  63. 🔍 49% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  64. 🔍 49% Alleluia (T. P. ad Nonam)Alleluia (T. P. ad Nonam)
  65. 🔍 49% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)