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. II T.P. IIAlleluia Fer. II T.P. II
  2. 🔍 81% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  3. 🔍 80% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  4. 🔍 79% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  5. 🔍 79% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  6. 🔍 78% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  7. 🔍 76% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  8. 🔍 75% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  9. 🔍 74% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  10. 🔍 73% Alleluia (mode 8)Alleluia (mode 8)
  11. 🔍 73% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  12. 🔍 71% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  13. 🔍 70% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  14. 🔍 70% Alleluia (mode 8)Alleluia (mode 8)
  15. 🔍 70% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  16. 🔍 69% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  17. 🔍 68% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  18. 🔍 68% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  19. 🔍 68% AlleluiaAlleluia
  20. 🔍 68% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  21. 🔍 67% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  22. 🔍 65% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  23. 🔍 64% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  24. 🔍 64% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  25. 🔍 64% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  26. 🔍 64% Alleluia. Dom. LaudAlleluia. Dom. Laud
  27. 🔍 63% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  28. 🔍 62% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  29. 🔍 62% Alleluia (ant.)Alleluia (ant.)
  30. 🔍 62% Alleluia (ant.)Alleluia (ant.)
  31. 🔍 62% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  32. 🔍 62% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  33. 🔍 61% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  34. 🔍 61% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  35. 🔍 61% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  36. 🔍 61% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  37. 🔍 61% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  38. 🔍 60% Alleluia Lapis revolutusAlleluia Lapis revolutus
  39. 🔍 60% Alleluia alleluiaAlleluia alleluia
  40. 🔍 60% Alleluia (T. P. Vesp. Fer. VI.)Alleluia (T. P. Vesp. Fer. VI.)
  41. 🔍 60% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  42. 🔍 59% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  43. 🔍 59% Alleluia laudate DominumAlleluia laudate Dominum
  44. 🔍 59% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  45. 🔍 58% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  46. 🔍 58% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  47. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  48. 🔍 58% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  49. 🔍 57% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  50. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  51. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  52. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  53. 🔍 57% Puer natus in BethlehemPuer natus in Bethlehem
  54. 🔍 56% Alleluia Omnes GentesAlleluia Omnes Gentes
  55. 🔍 55% Alleluia (T. P. Laud. Fer. II.)Alleluia (T. P. Laud. Fer. II.)
  56. 🔍 55% AlleluiaAlleluia
  57. 🔍 55% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  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 resurrexit DominusAlleluia resurrexit Dominus
  61. 🔍 55% Alleluia tuus sum egoAlleluia tuus sum ego
  62. 🔍 54% Alleluia faciem tuamAlleluia faciem tuam
  63. 🔍 54% Alleluia Dominus regnavitAlleluia Dominus regnavit
  64. 🔍 54% Gustate et videteGustate et videte
  65. 🔍 54% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)