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% O gloriosi ApostoliO gloriosi Apostoli
  2. 🔍 32% Exsultet jam AngelicaExsultet jam Angelica
  3. 🔍 31% Beati estisBeati estis
  4. 🔍 30% Ut Antonini gloriamUt Antonini gloriam
  5. 🔍 29% Verbum supernum prodiens aVerbum supernum prodiens a
  6. 🔍 28% Beata nobisBeata nobis
  7. 🔍 28% Verbum supernum prodiens a Verbum supernum prodiens a
  8. 🔍 28% O vos unanimesO vos unanimes
  9. 🔍 28% Exsultet iam angelicaExsultet iam angelica
  10. 🔍 28% Exsultet orbis gaudiisExsultet orbis gaudiis
  11. 🔍 27% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  12. 🔍 27% O gente felix hospitaO gente felix hospita
  13. 🔍 27% Nunc Sancte nobis (In Adventu)Nunc Sancte nobis (In Adventu)
  14. 🔍 27% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  15. 🔍 27% Exsultet orbis gaudiisExsultet orbis gaudiis
  16. 🔍 27% Exsultet jam AngelicaExsultet jam Angelica
  17. 🔍 26% Mater ChristiMater Christi
  18. 🔍 26% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  19. 🔍 26% Salvete Christi vulneraSalvete Christi vulnera
  20. 🔍 26% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  21. 🔍 26% O lux beata CaelitumO lux beata Caelitum
  22. 🔍 26% O lux beata CaelitumO lux beata Caelitum
  23. 🔍 26% Aeterne sol qui lumineAeterne sol qui lumine
  24. 🔍 26% Rector potens (In Adventu)Rector potens (In Adventu)
  25. 🔍 26% Rector potens (In Adventu)Rector potens (In Adventu)
  26. 🔍 26% Gloria IGloria I
  27. 🔍 25% Domine Jesu ChristeDomine Jesu Christe
  28. 🔍 25% Gloria XIGloria XI
  29. 🔍 25% Salvete Christi vulneraSalvete Christi vulnera
  30. 🔍 25% O lux beata CaelitumO lux beata Caelitum
  31. 🔍 25% Praefatio solemnis de Omnibus Sanctis et PatronisPraefatio solemnis de Omnibus Sanctis et Patronis
  32. 🔍 25% O lux beata CaelitumO lux beata Caelitum
  33. 🔍 25% Domine Jesu ChristeDomine Jesu Christe
  34. 🔍 25% Audi benigne Conditor Audi benigne Conditor
  35. 🔍 25% O lux beata CaelitumO lux beata Caelitum
  36. 🔍 25% O beata infantiaO beata infantia
  37. 🔍 25% O salutaris Hostia VIIO salutaris Hostia VII
  38. 🔍 25% Sanctorum meritisSanctorum meritis
  39. 🔍 25% Tantum ergo XVTantum ergo XV
  40. 🔍 25% Audi benigne conditorAudi benigne conditor
  41. 🔍 25% Audi Benigne ConditorAudi Benigne Conditor
  42. 🔍 25% Impleta gaudentImpleta gaudent
  43. 🔍 25% Domine Jesu ChristeDomine Jesu Christe
  44. 🔍 25% Ex quo religioEx quo religio
  45. 🔍 25% Gentis redemptaeGentis redemptae
  46. 🔍 25% Gloria XIGloria XI
  47. 🔍 25% Precemur omnes cernuiPrecemur omnes cernui
  48. 🔍 25% Te beata sponsa ChristiTe beata sponsa Christi
  49. 🔍 24% Splendor paternae gloriaeSplendor paternae gloriae
  50. 🔍 24% Mente jucundaMente jucunda
  51. 🔍 24% En ut superbaEn ut superba
  52. 🔍 24% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  53. 🔍 24% O quam glorificaO quam glorifica
  54. 🔍 24% Jam non dicamJam non dicam
  55. 🔍 24% Miserere (Ps 50)Miserere (Ps 50)
  56. 🔍 24% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  57. 🔍 24% Cum sublevassetCum sublevasset
  58. 🔍 24% Gloria VGloria V
  59. 🔍 24% Dum tuos omnes!Dum tuos omnes!
  60. 🔍 24% Laetare alma materLaetare alma mater
  61. 🔍 24% Non vos relinquamNon vos relinquam
  62. 🔍 24% Salve turba duodenaSalve turba duodena
  63. 🔍 24% Libera me Domine de morteLibera me Domine de morte
  64. 🔍 24% Audi benigne ConditorAudi benigne Conditor
  65. 🔍 24% Audi benigne ConditorAudi benigne Conditor