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% Verbum supernum prodiensVerbum supernum prodiens
  2. 🔍 54% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  3. 🔍 52% Nunc tempusNunc tempus
  4. 🔍 51% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  5. 🔍 51% Verbum supernum prodiens aVerbum supernum prodiens a
  6. 🔍 50% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  7. 🔍 50% Verbum supernum prodiens a Verbum supernum prodiens a
  8. 🔍 50% O vos aethereiO vos aetherei
  9. 🔍 47% Summi largitor praemiiSummi largitor praemii
  10. 🔍 47% Gloria VGloria V
  11. 🔍 45% Aeterne Rex altissimeAeterne Rex altissime
  12. 🔍 44% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  13. 🔍 43% Nunc Sancte nobis (In Adventu)Nunc Sancte nobis (In Adventu)
  14. 🔍 43% Gloria XIGloria XI
  15. 🔍 43% Gloria IIIGloria III
  16. 🔍 42% O lux beata CaelitumO lux beata Caelitum
  17. 🔍 42% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  18. 🔍 42% O lux beata CaelitumO lux beata Caelitum
  19. 🔍 42% O gente felix hospitaO gente felix hospita
  20. 🔍 42% O quam glorificaO quam glorifica
  21. 🔍 42% Salve FranciadumSalve Franciadum
  22. 🔍 41% Rector potens (In Adventu)Rector potens (In Adventu)
  23. 🔍 41% Rector potens (In Adventu)Rector potens (In Adventu)
  24. 🔍 41% O lux beata CaelitumO lux beata Caelitum
  25. 🔍 41% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  26. 🔍 41% Audi benigneAudi benigne
  27. 🔍 41% O lux beata CaelitumO lux beata Caelitum
  28. 🔍 41% O lux beata CaelitumO lux beata Caelitum
  29. 🔍 41% Audi benigne ConditorAudi benigne Conditor
  30. 🔍 41% Aeterne Rex altissimeAeterne Rex altissime
  31. 🔍 41% O quam glorificaO quam glorifica
  32. 🔍 41% Ad quas orba viroAd quas orba viro
  33. 🔍 39% Verbum supernum prodiensVerbum supernum prodiens
  34. 🔍 39% Te beata sponsa ChristiTe beata sponsa Christi
  35. 🔍 39% Audi benigne ConditorAudi benigne Conditor
  36. 🔍 39% Audi benigne ConditorAudi benigne Conditor
  37. 🔍 38% Audi benigne ConditorAudi benigne Conditor
  38. 🔍 38% Quae nunc bella strepuntQuae nunc bella strepunt
  39. 🔍 38% Verbum supernum prodiensVerbum supernum prodiens
  40. 🔍 37% Salvete Christi vulneraSalvete Christi vulnera
  41. 🔍 37% Aeterne sol qui lumineAeterne sol qui lumine
  42. 🔍 37% Corde natus ex ParentisCorde natus ex Parentis
  43. 🔍 37% Iam lucis orto sidere Iam lucis orto sidere
  44. 🔍 37% Audi benigne conditorAudi benigne conditor
  45. 🔍 37% Verbum supernumVerbum supernum
  46. 🔍 37% Salvete Christi vulneraSalvete Christi vulnera
  47. 🔍 36% Audi Benigne ConditorAudi Benigne Conditor
  48. 🔍 36% Audi benigne Conditor Audi benigne Conditor
  49. 🔍 36% Certum tenentes (In festis)Certum tenentes (In festis)
  50. 🔍 36% Vidi aquamVidi aquam
  51. 🔍 35% Dum tuos omnes!Dum tuos omnes!
  52. 🔍 35% Dicamus laudes (In festis)Dicamus laudes (In festis)
  53. 🔍 35% Deus creator omniumDeus creator omnium
  54. 🔍 35% Deus creator omniumDeus creator omnium
  55. 🔍 35% O quam glorificaO quam glorifica
  56. 🔍 34% Jam lucis orto sidere (In Major. Festis)Jam lucis orto sidere (In Major. Festis)
  57. 🔍 34% Aeterne Rex altissimeAeterne Rex altissime
  58. 🔍 34% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  59. 🔍 34% Te CatharinaTe Catharina
  60. 🔍 34% Lux alma Jesu mentiumLux alma Jesu mentium
  61. 🔍 34% Cor arca legem continensCor arca legem continens
  62. 🔍 34% Auctor salutis uniceAuctor salutis unice
  63. 🔍 34% Auctor salutisAuctor salutis
  64. 🔍 34% Jam lucis orto sidere (Solemn feasts)Jam lucis orto sidere (Solemn feasts)
  65. 🔍 33% Nunc sancte nobis SpiritusNunc sancte nobis Spiritus