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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Lux perpΓ©tuaLux perpΓ©tua
  2. πŸ” 53% Lux perpetuaLux perpetua
  3. πŸ” 43% Lux perpetuaLux perpetua
  4. πŸ” 39% Lux perpetua (T.P.)Lux perpetua (T.P.)
  5. πŸ” 37% Lux perpetuaLux perpetua
  6. πŸ” 36% Lux perpetua lucebitLux perpetua lucebit
  7. πŸ” 36% Lux perpetua lucebitLux perpetua lucebit
  8. πŸ” 35% Lux perpetua lucebitLux perpetua lucebit
  9. πŸ” 33% Lux perpetua lucebit Sanctis tuisLux perpetua lucebit Sanctis tuis
  10. πŸ” 31% Lux perpetuaLux perpetua
  11. πŸ” 28% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  12. πŸ” 26% Lux aeternaLux aeterna
  13. πŸ” 26% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  14. πŸ” 26% Alleluia Omnes GentesAlleluia Omnes Gentes
  15. πŸ” 25% Lux aeternaLux aeterna
  16. πŸ” 25% Lux de luceLux de luce
  17. πŸ” 24% Omnes GentesOmnes Gentes
  18. πŸ” 24% Lux de luceLux de luce
  19. πŸ” 24% Salus et gloria - mode IVSalus et gloria - mode IV
  20. πŸ” 24% Lux aeternaLux aeterna
  21. πŸ” 23% Lux de luceLux de luce
  22. πŸ” 23% Alleluia (mode 8)Alleluia (mode 8)
  23. πŸ” 23% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  24. πŸ” 23% Lux perpetuaLux perpetua
  25. πŸ” 23% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  26. πŸ” 22% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  27. πŸ” 22% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  28. πŸ” 22% Beata nobis gaudiaBeata nobis gaudia
  29. πŸ” 22% Non vos relinquamNon vos relinquam
  30. πŸ” 22% Alleluia ego sum vitisAlleluia ego sum vitis
  31. πŸ” 22% Beata nobis gaudiaBeata nobis gaudia
  32. πŸ” 22% Gustate et videteGustate et videte
  33. πŸ” 22% MultiplicabiturMultiplicabitur
  34. πŸ” 22% Alleluia (mode 8)Alleluia (mode 8)
  35. πŸ” 22% Te saeculorum PrincipemTe saeculorum Principem
  36. πŸ” 22% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  37. πŸ” 22% AlleluiaAlleluia
  38. πŸ” 21% Lux aeternaLux aeterna
  39. πŸ” 21% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  40. πŸ” 21% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  41. πŸ” 21% Quomodo fiet istudQuomodo fiet istud
  42. πŸ” 21% Exsurgat DeusExsurgat Deus
  43. πŸ” 21% Lux de luceLux de luce
  44. πŸ” 21% Simile est enim... negotiatoriSimile est enim... negotiatori
  45. πŸ” 21% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  46. πŸ” 20% Filiae IerusalemFiliae Ierusalem
  47. πŸ” 20% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  48. πŸ” 20% VerumtamenVerumtamen
  49. πŸ” 20% Hodie Simon PetrusHodie Simon Petrus
  50. πŸ” 20% Lux de luceLux de luce
  51. πŸ” 20% Advenit ignis divinusAdvenit ignis divinus
  52. πŸ” 20% Angeli, archΓ‘geliAngeli, archΓ‘geli
  53. πŸ” 20% Alleluia Lapis revolutusAlleluia Lapis revolutus
  54. πŸ” 20% Puer natus in BethlehemPuer natus in Bethlehem
  55. πŸ” 20% In medio EcclesiaeIn medio Ecclesiae
  56. πŸ” 20% Te saeculorum PrincipemTe saeculorum Principem
  57. πŸ” 20% AlleluiaAlleluia
  58. πŸ” 19% Advenit ignisAdvenit ignis
  59. πŸ” 19% AlleluiaAlleluia
  60. πŸ” 19% Ego sum viaEgo sum via
  61. πŸ” 19% Sacerdos et pontifexSacerdos et pontifex
  62. πŸ” 19% Aeterna imago AltissimiAeterna imago Altissimi
  63. πŸ” 19% Stans autem IesusStans autem Iesus
  64. πŸ” 19% Filiae JerusalemFiliae Jerusalem
  65. πŸ” 19% Lux perpetua lucebit Sanctis tuisLux perpetua lucebit Sanctis tuis