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% Fulgebunt justi Fulgebunt justi
  2. 🔍 55% Justi fulgebunt sicut solJusti fulgebunt sicut sol
  3. 🔍 52% Fulgebunt justi sicut solFulgebunt justi sicut sol
  4. 🔍 50% Fulgebunt justi sicut solFulgebunt justi sicut sol
  5. 🔍 50% Fulgebunt justi sicut solFulgebunt justi sicut sol
  6. 🔍 33% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  7. 🔍 32% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  8. 🔍 32% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  9. 🔍 29% Fulgebunt justi sicut solFulgebunt justi sicut sol
  10. 🔍 24% Justi confitebunturJusti confitebuntur
  11. 🔍 24% Angelorum escaAngelorum esca
  12. 🔍 24% GenuistiGenuisti
  13. 🔍 23% Justi confitebunturJusti confitebuntur
  14. 🔍 22% Resplenduit faciesResplenduit facies
  15. 🔍 21% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  16. 🔍 21% Gloria VGloria V
  17. 🔍 21% Os justiOs justi
  18. 🔍 21% Fecit nos DeoFecit nos Deo
  19. 🔍 20% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  20. 🔍 20% Remansit puer Jesus in JerusalemRemansit puer Jesus in Jerusalem
  21. 🔍 20% Quod uniQuod uni
  22. 🔍 20% Os justiOs justi
  23. 🔍 20% Ideo jurejurandoIdeo jurejurando
  24. 🔍 20% Astiterunt justi ante (Solesmes 1934)Astiterunt justi ante (Solesmes 1934)
  25. 🔍 20% Gloria IIIGloria III
  26. 🔍 19% Per signum CrucisPer signum Crucis
  27. 🔍 19% Ecce crucem DominiEcce crucem Domini
  28. 🔍 19% Dabo Sanctis meisDabo Sanctis meis
  29. 🔍 19% Rector potens (In Adventu)Rector potens (In Adventu)
  30. 🔍 19% Rector potens (In Adventu)Rector potens (In Adventu)
  31. 🔍 19% O mulier magna estO mulier magna est
  32. 🔍 19% Sanctificavit DominusSanctificavit Dominus
  33. 🔍 19% Dextera Domini fecitDextera Domini fecit
  34. 🔍 19% Qui sperantQui sperant
  35. 🔍 19% Spiritus Domini replevit (Ant)Spiritus Domini replevit (Ant)
  36. 🔍 19% Amen dico vobis quia nonAmen dico vobis quia non
  37. 🔍 19% Exsultabunt DominoExsultabunt Domino
  38. 🔍 19% Gloria XIGloria XI
  39. 🔍 19% Laudate DeumLaudate Deum
  40. 🔍 19% Fecit nos Deo Fecit nos Deo
  41. 🔍 19% Estote ergo misericordesEstote ergo misericordes
  42. 🔍 18% Te beata sponsa ChristiTe beata sponsa Christi
  43. 🔍 18% Cum redirentCum redirent
  44. 🔍 18% Ante luciferum genitusAnte luciferum genitus
  45. 🔍 18% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  46. 🔍 18% At Jesus conversusAt Jesus conversus
  47. 🔍 18% Fecit nosFecit nos
  48. 🔍 18% Nolite judicareNolite judicare
  49. 🔍 18% Ego sum resurrectioEgo sum resurrectio
  50. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  51. 🔍 18% Justi autemJusti autem
  52. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  53. 🔍 18% Benedicamus Domino (in Festis Duplicibus)Benedicamus Domino (in Festis Duplicibus)
  54. 🔍 18% Respexit DominusRespexit Dominus
  55. 🔍 18% A porta inferiA porta inferi
  56. 🔍 18% Os justi (T.P.)Os justi (T.P.)
  57. 🔍 18% O Oriens splendor lucisO Oriens splendor lucis
  58. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  59. 🔍 18% Beata es MariaBeata es Maria
  60. 🔍 18% Beata Mater...Regina mundi intercedeBeata Mater...Regina mundi intercede
  61. 🔍 18% Nunc Sancte nobis (In Adventu)Nunc Sancte nobis (In Adventu)
  62. 🔍 18% Audi Benigne ConditorAudi Benigne Conditor
  63. 🔍 18% Audi benigne ConditorAudi benigne Conditor
  64. 🔍 18% Audi benigne conditorAudi benigne conditor
  65. 🔍 18% Ab OrienteAb Oriente