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. 🔍 99% O lux beata CaelitumO lux beata Caelitum
  3. 🔍 93% O lux beata CaelitumO lux beata Caelitum
  4. 🔍 93% O lux beata CaelitumO lux beata Caelitum
  5. 🔍 91% O lux beata CaelitumO lux beata Caelitum
  6. 🔍 74% O gente felix hospitaO gente felix hospita
  7. 🔍 66% Aeterne sol qui lumineAeterne sol qui lumine
  8. 🔍 59% O Redemptor O Redemptor
  9. 🔍 56% O RedemptorO Redemptor
  10. 🔍 56% O vos aethereiO vos aetherei
  11. 🔍 54% Salvete Christi vulneraSalvete Christi vulnera
  12. 🔍 52% Salvete Christi vulneraSalvete Christi vulnera
  13. 🔍 48% Precemur omnes cernuiPrecemur omnes cernui
  14. 🔍 47% Te beata sponsa ChristiTe beata sponsa Christi
  15. 🔍 46% O quam glorificaO quam glorifica
  16. 🔍 46% Jam lucis orto sidere (In Tempore Passionis)Jam lucis orto sidere (In Tempore Passionis)
  17. 🔍 46% Corde natus ex ParentisCorde natus ex Parentis
  18. 🔍 45% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  19. 🔍 45% Audi benigne Conditor Audi benigne Conditor
  20. 🔍 45% Libera me Domine de morteLibera me Domine de morte
  21. 🔍 44% Verbum supernum prodiens aVerbum supernum prodiens a
  22. 🔍 44% Gloria VGloria V
  23. 🔍 43% Christe caelorum DomineChriste caelorum Domine
  24. 🔍 43% Summae Deus clemtiaeSummae Deus clemtiae
  25. 🔍 43% Audi benigne conditorAudi benigne conditor
  26. 🔍 43% Verbum supernum prodiens a Verbum supernum prodiens a
  27. 🔍 43% Audi Benigne ConditorAudi Benigne Conditor
  28. 🔍 43% Audi benigne ConditorAudi benigne Conditor
  29. 🔍 42% Summae Deus clementiae septemSummae Deus clementiae septem
  30. 🔍 42% Tibi Christe splendor PatrisTibi Christe splendor Patris
  31. 🔍 42% Auctor salutisAuctor salutis
  32. 🔍 42% Auctor salutis uniceAuctor salutis unice
  33. 🔍 42% Nunc tempusNunc tempus
  34. 🔍 42% O salutaris Hostia VIIO salutaris Hostia VII
  35. 🔍 42% Gloria IIIGloria III
  36. 🔍 42% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  37. 🔍 41% Ad quas orba viroAd quas orba viro
  38. 🔍 41% Gentis redemptaeGentis redemptae
  39. 🔍 41% Verbum supernum prodiensVerbum supernum prodiens
  40. 🔍 41% Jesu dulcis memoria!Jesu dulcis memoria!
  41. 🔍 41% Sanctorum meritisSanctorum meritis
  42. 🔍 41% Rector potens (In Adventu)Rector potens (In Adventu)
  43. 🔍 41% Rector potens (In Adventu)Rector potens (In Adventu)
  44. 🔍 41% O quam glorificaO quam glorifica
  45. 🔍 41% Gloria XIGloria XI
  46. 🔍 41% Summae Deus clementiae septemSummae Deus clementiae septem
  47. 🔍 41% O vos unanimesO vos unanimes
  48. 🔍 41% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  49. 🔍 41% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  50. 🔍 40% Aeterne Rex altissimeAeterne Rex altissime
  51. 🔍 40% Summi largitor praemiiSummi largitor praemii
  52. 🔍 40% Tua sunt haecTua sunt haec
  53. 🔍 40% Exsultet caelum (I)Exsultet caelum (I)
  54. 🔍 40% O castitatis signiferO castitatis signifer
  55. 🔍 40% Salve FranciadumSalve Franciadum
  56. 🔍 40% Audi benigne ConditorAudi benigne Conditor
  57. 🔍 40% Jam Christus astra ascenderatJam Christus astra ascenderat
  58. 🔍 40% Rector potens (in Festo Septem Dolorum BMV)Rector potens (in Festo Septem Dolorum BMV)
  59. 🔍 40% Audi benigneAudi benigne
  60. 🔍 40% Qui lacrimatusQui lacrimatus
  61. 🔍 40% Audi benigne ConditorAudi benigne Conditor
  62. 🔍 40% Audi benigne ConditorAudi benigne Conditor
  63. 🔍 40% Dei fideDei fide
  64. 🔍 40% Visi suntVisi sunt
  65. 🔍 39% Martinae celebriMartinae celebri