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% Salve lux mundi!Salve lux mundi!
  2. 🔍 34% AccipiteAccipite
  3. 🔍 32% Alleluia Omnes GentesAlleluia Omnes Gentes
  4. 🔍 32% Omnes GentesOmnes Gentes
  5. 🔍 30% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  6. 🔍 30% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  7. 🔍 30% Alleluia (mode 8)Alleluia (mode 8)
  8. 🔍 29% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  9. 🔍 29% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  10. 🔍 29% Alleluia (mode 8)Alleluia (mode 8)
  11. 🔍 28% Gaudete in DominoGaudete in Domino
  12. 🔍 28% Hodiernae lux dieiHodiernae lux diei
  13. 🔍 28% Salus et gloria - mode IVSalus et gloria - mode IV
  14. 🔍 28% Regina caeli (Officium Parvum)Regina caeli (Officium Parvum)
  15. 🔍 28% Alleluia (ant.)Alleluia (ant.)
  16. 🔍 28% Alleluia (ant.)Alleluia (ant.)
  17. 🔍 28% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  18. 🔍 28% AlleluiaAlleluia
  19. 🔍 28% Alleluia Lapis revolutusAlleluia Lapis revolutus
  20. 🔍 28% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  21. 🔍 27% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  22. 🔍 27% Regina caeliRegina caeli
  23. 🔍 27% Puer natus in BethlehemPuer natus in Bethlehem
  24. 🔍 27% Salve mundi DominaSalve mundi Domina
  25. 🔍 27% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  26. 🔍 27% Exsurgat DeusExsurgat Deus
  27. 🔍 27% Veni Redemptor gentiumVeni Redemptor gentium
  28. 🔍 27% Jubilate DeoJubilate Deo
  29. 🔍 26% Alleluia dulce carmenAlleluia dulce carmen
  30. 🔍 26% Verbum caro factum estVerbum caro factum est
  31. 🔍 26% Ad cenamAd cenam
  32. 🔍 26% Venite omnes adoremusVenite omnes adoremus
  33. 🔍 26% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  34. 🔍 26% Regina caeli laetareRegina caeli laetare
  35. 🔍 26% Roma Petro GlorieturRoma Petro Glorietur
  36. 🔍 26% Vidi aquam (B)Vidi aquam (B)
  37. 🔍 26% Christus resurrexitChristus resurrexit
  38. 🔍 26% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  39. 🔍 26% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  40. 🔍 26% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  41. 🔍 25% Salvete Christi vulneraSalvete Christi vulnera
  42. 🔍 25% A solis ortusA solis ortus
  43. 🔍 25% In medio EcclesiaeIn medio Ecclesiae
  44. 🔍 25% Gustate et videteGustate et videte
  45. 🔍 25% Deus tuorum militumDeus tuorum militum
  46. 🔍 25% Gaudete in DominoGaudete in Domino
  47. 🔍 25% Gaudete in DominoGaudete in Domino
  48. 🔍 25% Hodie gloriosaHodie gloriosa
  49. 🔍 25% Deus tuorum militumDeus tuorum militum
  50. 🔍 25% Sumite Psalterium jucundumSumite Psalterium jucundum
  51. 🔍 25% Ave mundi spes MariaAve mundi spes Maria
  52. 🔍 25% Notandum vero nobis estNotandum vero nobis est
  53. 🔍 25% Deus misereaturDeus misereatur
  54. 🔍 25% Ego sum panis (I)Ego sum panis (I)
  55. 🔍 25% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  56. 🔍 25% Deus tuorum militumDeus tuorum militum
  57. 🔍 25% O splendor pudicitiaeO splendor pudicitiae
  58. 🔍 25% Apostolorum passio diemApostolorum passio diem
  59. 🔍 24% Filiae JerusalemFiliae Jerusalem
  60. 🔍 24% Repleatur os meumRepleatur os meum
  61. 🔍 24% Deus tuorum militumDeus tuorum militum
  62. 🔍 24% Deus tuorum militumDeus tuorum militum
  63. 🔍 24% Gaudete in DominoGaudete in Domino
  64. 🔍 24% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  65. 🔍 24% AccipiteAccipite