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% O lux beata CaelitumO lux beata Caelitum
  2. 🔍 98% O lux beata CaelitumO lux beata Caelitum
  3. 🔍 97% O lux beata CaelitumO lux beata Caelitum
  4. 🔍 93% O lux beata CaelitumO lux beata Caelitum
  5. 🔍 93% O lux beata CaelitumO lux beata Caelitum
  6. 🔍 77% O gente felix hospitaO gente felix hospita
  7. 🔍 68% Aeterne sol qui lumineAeterne sol qui lumine
  8. 🔍 61% O Redemptor O Redemptor
  9. 🔍 58% O RedemptorO Redemptor
  10. 🔍 57% O vos aethereiO vos aetherei
  11. 🔍 56% Salvete Christi vulneraSalvete Christi vulnera
  12. 🔍 54% Salvete Christi vulneraSalvete Christi vulnera
  13. 🔍 49% Precemur omnes cernuiPrecemur omnes cernui
  14. 🔍 49% Te beata sponsa ChristiTe beata sponsa Christi
  15. 🔍 47% Jam lucis orto sidere (In Tempore Passionis)Jam lucis orto sidere (In Tempore Passionis)
  16. 🔍 47% O quam glorificaO quam glorifica
  17. 🔍 46% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  18. 🔍 46% Christe caelorum DomineChriste caelorum Domine
  19. 🔍 46% Corde natus ex ParentisCorde natus ex Parentis
  20. 🔍 46% Audi benigne conditorAudi benigne conditor
  21. 🔍 46% Audi Benigne ConditorAudi Benigne Conditor
  22. 🔍 45% Audi benigne Conditor Audi benigne Conditor
  23. 🔍 45% Audi benigne ConditorAudi benigne Conditor
  24. 🔍 45% Libera me Domine de morteLibera me Domine de morte
  25. 🔍 45% Summae Deus clemtiaeSummae Deus clemtiae
  26. 🔍 45% Jesu dulcis memoria!Jesu dulcis memoria!
  27. 🔍 45% Gloria VGloria V
  28. 🔍 44% Nunc tempusNunc tempus
  29. 🔍 44% Sanctorum meritisSanctorum meritis
  30. 🔍 43% Summae Deus clementiae septemSummae Deus clementiae septem
  31. 🔍 43% Verbum supernum prodiens aVerbum supernum prodiens a
  32. 🔍 43% Audi benigneAudi benigne
  33. 🔍 43% Audi benigne ConditorAudi benigne Conditor
  34. 🔍 43% Auctor salutis uniceAuctor salutis unice
  35. 🔍 43% Gloria IIIGloria III
  36. 🔍 43% Summae Deus clementiae septemSummae Deus clementiae septem
  37. 🔍 43% Audi benigne ConditorAudi benigne Conditor
  38. 🔍 43% Audi benigne ConditorAudi benigne Conditor
  39. 🔍 43% Auctor salutisAuctor salutis
  40. 🔍 43% Tibi Christe splendor PatrisTibi Christe splendor Patris
  41. 🔍 43% Rector potens (In Adventu)Rector potens (In Adventu)
  42. 🔍 43% Rector potens (In Adventu)Rector potens (In Adventu)
  43. 🔍 43% O vos unanimesO vos unanimes
  44. 🔍 42% Gloria XIGloria XI
  45. 🔍 42% Verbum supernum prodiens a Verbum supernum prodiens a
  46. 🔍 42% Ad quas orba viroAd quas orba viro
  47. 🔍 42% O salutaris Hostia VIIO salutaris Hostia VII
  48. 🔍 42% Verbum supernum prodiensVerbum supernum prodiens
  49. 🔍 42% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  50. 🔍 42% O quam glorificaO quam glorifica
  51. 🔍 42% Gentis redemptaeGentis redemptae
  52. 🔍 42% Summi largitor praemiiSummi largitor praemii
  53. 🔍 41% Qui lacrimatusQui lacrimatus
  54. 🔍 41% Dei fideDei fide
  55. 🔍 41% Aeterne Rex altissimeAeterne Rex altissime
  56. 🔍 41% Tua sunt haecTua sunt haec
  57. 🔍 41% Rector potens (in Festo Septem Dolorum BMV)Rector potens (in Festo Septem Dolorum BMV)
  58. 🔍 41% Visi suntVisi sunt
  59. 🔍 41% Beati estisBeati estis
  60. 🔍 41% Salve FranciadumSalve Franciadum
  61. 🔍 41% Tibi Redemptor omniumTibi Redemptor omnium
  62. 🔍 41% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  63. 🔍 41% O castitatis signiferO castitatis signifer
  64. 🔍 41% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  65. 🔍 40% Rector potens (In Tempore Passionis)Rector potens (In Tempore Passionis)