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 Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  2. 🔍 88% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  3. 🔍 75% Alleluia (mode 8)Alleluia (mode 8)
  4. 🔍 74% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  5. 🔍 72% AlleluiaAlleluia
  6. 🔍 72% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  7. 🔍 71% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  8. 🔍 70% Alleluia (mode 8)Alleluia (mode 8)
  9. 🔍 70% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  10. 🔍 70% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  11. 🔍 70% Alleluia. Dom. LaudAlleluia. Dom. Laud
  12. 🔍 69% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  13. 🔍 67% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  14. 🔍 67% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  15. 🔍 67% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  16. 🔍 67% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  17. 🔍 67% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  18. 🔍 67% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  19. 🔍 66% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  20. 🔍 66% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  21. 🔍 66% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  22. 🔍 65% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  23. 🔍 65% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  24. 🔍 65% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  25. 🔍 65% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  26. 🔍 65% Alleluia (ant.)Alleluia (ant.)
  27. 🔍 65% Alleluia (ant.)Alleluia (ant.)
  28. 🔍 64% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  29. 🔍 64% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  30. 🔍 64% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  31. 🔍 64% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  32. 🔍 64% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  33. 🔍 63% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  34. 🔍 62% Alleluia Lapis revolutusAlleluia Lapis revolutus
  35. 🔍 62% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  36. 🔍 59% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  37. 🔍 59% Puer natus in BethlehemPuer natus in Bethlehem
  38. 🔍 58% Alleluia alleluiaAlleluia alleluia
  39. 🔍 58% Alleluia Omnes GentesAlleluia Omnes Gentes
  40. 🔍 58% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  41. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  42. 🔍 58% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  43. 🔍 58% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  44. 🔍 58% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  45. 🔍 57% Alleluia (Complet. Dom. Resurr.)Alleluia (Complet. Dom. Resurr.)
  46. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  47. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  48. 🔍 56% Alleluia laudate DominumAlleluia laudate Dominum
  49. 🔍 56% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  50. 🔍 56% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  51. 🔍 56% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  52. 🔍 55% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  53. 🔍 55% Gustate et videteGustate et videte
  54. 🔍 55% AlleluiaAlleluia
  55. 🔍 55% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  56. 🔍 55% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  57. 🔍 55% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  58. 🔍 55% Alleluia (Dom. Tert.)Alleluia (Dom. Tert.)
  59. 🔍 55% Omnes GentesOmnes Gentes
  60. 🔍 55% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  61. 🔍 54% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  62. 🔍 54% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  63. 🔍 54% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  64. 🔍 54% Alleluia faciem tuamAlleluia faciem tuam
  65. 🔍 54% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)