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% Prudentes VirginesPrudentes Virgines
  2. 🔍 83% Quinque prudentes (Com.)Quinque prudentes (Com.)
  3. 🔍 49% Quinque prudentesQuinque prudentes
  4. 🔍 40% Annuntiavi justitiamAnnuntiavi justitiam
  5. 🔍 37% Venit SponsusVenit Sponsus
  6. 🔍 36% Intende vociIntende voci
  7. 🔍 36% Petite cum AlleluiaPetite cum Alleluia
  8. 🔍 35% Laetare JerusalemLaetare Jerusalem
  9. 🔍 35% Ecce DeusEcce Deus
  10. 🔍 35% ExclamaveruntExclamaverunt
  11. 🔍 35% Quinque prudentesQuinque prudentes
  12. 🔍 35% Agnus XVIIAgnus XVII
  13. 🔍 35% Credo VICredo VI
  14. 🔍 35% Laudate DominumLaudate Dominum
  15. 🔍 34% Petite sine AlleluiaPetite sine Alleluia
  16. 🔍 34% In salutariIn salutari
  17. 🔍 34% Memento nostriMemento nostri
  18. 🔍 34% Populus acquisitionisPopulus acquisitionis
  19. 🔍 34% ExclamaveruntExclamaverunt
  20. 🔍 33% Ecce stoEcce sto
  21. 🔍 33% Ultimo festivitatisUltimo festivitatis
  22. 🔍 33% Sicut ovisSicut ovis
  23. 🔍 33% Virgines laudentVirgines laudent
  24. 🔍 33% Quinque prudentesQuinque prudentes
  25. 🔍 32% Prudentes virginesPrudentes virgines
  26. 🔍 32% Justorum animae (Off.)Justorum animae (Off.)
  27. 🔍 32% Timete DominumTimete Dominum
  28. 🔍 32% ConsummatusConsummatus
  29. 🔍 32% Justi decantaveruntJusti decantaverunt
  30. 🔍 31% Regnum mundiRegnum mundi
  31. 🔍 31% Sanctus XVIISanctus XVII
  32. 🔍 31% Prudentes virginesPrudentes virgines
  33. 🔍 31% GaudeteGaudete
  34. 🔍 31% Domine in lumineDomine in lumine
  35. 🔍 31% Prudentes VirginesPrudentes Virgines
  36. 🔍 31% Deus in loco sanctoDeus in loco sancto
  37. 🔍 31% ExsurgeExsurge
  38. 🔍 31% O crux splendidiorO crux splendidior
  39. 🔍 31% Prudentes virginesPrudentes virgines
  40. 🔍 31% Panem de caeloPanem de caelo
  41. 🔍 31% Sinite parvulosSinite parvulos
  42. 🔍 31% Pacifice loquebanturPacifice loquebantur
  43. 🔍 30% Domine in tua misericordiaDomine in tua misericordia
  44. 🔍 30% Quinque prudentes 1Quinque prudentes 1
  45. 🔍 30% Cogitationes Cordis cum AlleluiaCogitationes Cordis cum Alleluia
  46. 🔍 30% Salve dies dierum gloriaSalve dies dierum gloria
  47. 🔍 30% Adeamus. Ps. LevaviAdeamus. Ps. Levavi
  48. 🔍 30% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  49. 🔍 29% Ave Maria (Offertorium)Ave Maria (Offertorium)
  50. 🔍 29% BenedictaBenedicta
  51. 🔍 29% Quinque prudentesQuinque prudentes
  52. 🔍 29% CaligaveruntCaligaverunt
  53. 🔍 29% VidebamVidebam
  54. 🔍 29% Cor meumCor meum
  55. 🔍 29% Adeamus. Ps. EructavitAdeamus. Ps. Eructavit
  56. 🔍 29% Cantemus DominoCantemus Domino
  57. 🔍 28% Ave Rex nosterAve Rex noster
  58. 🔍 28% Cor meumCor meum
  59. 🔍 28% Prudentes VirginesPrudentes Virgines
  60. 🔍 28% Mihi absitMihi absit
  61. 🔍 28% Quinque prudentes (All.)Quinque prudentes (All.)
  62. 🔍 28% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  63. 🔍 28% Data est mihiData est mihi
  64. 🔍 28% Reposita estReposita est
  65. 🔍 28% Agnus Dei IXAgnus Dei IX