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: 2025-12-20. 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% Ascendens Christus (R. Br.)Ascendens Christus (R. Br.)
  2. 🔍 80% Ascendens ChristusAscendens Christus
  3. 🔍 77% Alleluia ascendens ChristusAlleluia ascendens Christus
  4. 🔍 71% Ascendens Christus in altumAscendens Christus in altum
  5. 🔍 59% Ascendens Christus (Antiphona)Ascendens Christus (Antiphona)
  6. 🔍 57% Ascendit DeusAscendit Deus
  7. 🔍 56% Ascendens ChristusAscendens Christus
  8. 🔍 54% Ascendens Christus in altumAscendens Christus in altum
  9. 🔍 52% Ascendens Christus (R. Br. Tonus Solemnis)Ascendens Christus (R. Br. Tonus Solemnis)
  10. 🔍 51% Ascendens in altumAscendens in altum
  11. 🔍 44% Ascendit fumus... allel.Ascendit fumus... allel.
  12. 🔍 44% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  13. 🔍 44% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  14. 🔍 44% Notum fecitNotum fecit
  15. 🔍 43% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  16. 🔍 43% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  17. 🔍 43% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  18. 🔍 43% Christus dilexit nosChristus dilexit nos
  19. 🔍 43% Alleluia (mode 8)Alleluia (mode 8)
  20. 🔍 43% Alleluia (mode 8)Alleluia (mode 8)
  21. 🔍 43% Puer natus in BethlehemPuer natus in Bethlehem
  22. 🔍 42% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  23. 🔍 42% Ascendit DeusAscendit Deus
  24. 🔍 42% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  25. 🔍 42% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  26. 🔍 41% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  27. 🔍 41% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  28. 🔍 41% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  29. 🔍 40% AlleluiaAlleluia
  30. 🔍 40% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  31. 🔍 40% Alleluia Lapis revolutusAlleluia Lapis revolutus
  32. 🔍 40% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  33. 🔍 40% Elevata estElevata est
  34. 🔍 40% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  35. 🔍 40% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  36. 🔍 40% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  37. 🔍 40% Adoramus te Christe (Resp Br.)Adoramus te Christe (Resp Br.)
  38. 🔍 40% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  39. 🔍 39% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  40. 🔍 39% Posuisti Domine... allel. (Resp. Br.)Posuisti Domine... allel. (Resp. Br.)
  41. 🔍 39% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  42. 🔍 39% Omnes GentesOmnes Gentes
  43. 🔍 39% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  44. 🔍 39% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  45. 🔍 39% Repleti suntRepleti sunt
  46. 🔍 38% Qui me invenerit... allel.Qui me invenerit... allel.
  47. 🔍 38% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  48. 🔍 38% Jesu Christe... allel.Jesu Christe... allel.
  49. 🔍 38% Alleluia. Dom. LaudAlleluia. Dom. Laud
  50. 🔍 38% In conspectu... allel. (Resp Br)In conspectu... allel. (Resp Br)
  51. 🔍 38% Ego dilecto meoEgo dilecto meo
  52. 🔍 38% Salus et gloriaSalus et gloria
  53. 🔍 38% Ipse invocabit meIpse invocabit me
  54. 🔍 38% ResurrexitResurrexit
  55. 🔍 38% Justi autem... allel.Justi autem... allel.
  56. 🔍 38% Beati qui habitant... allel.Beati qui habitant... allel.
  57. 🔍 38% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  58. 🔍 38% Exaltabo te... alleluiaExaltabo te... alleluia
  59. 🔍 38% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  60. 🔍 37% Data est mihiData est mihi
  61. 🔍 37% Misericordia tuaMisericordia tua
  62. 🔍 37% Alleluia (ant.)Alleluia (ant.)
  63. 🔍 37% Alleluia (ant.)Alleluia (ant.)
  64. 🔍 37% Sit nomen DominiSit nomen Domini
  65. 🔍 37% Redemisti nos Domine (Resp Br)Redemisti nos Domine (Resp Br)