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% Justus germinabitJustus germinabit
  2. 🔍 54% Pater nosterPater noster
  3. 🔍 47% Justus germinabitJustus germinabit
  4. 🔍 30% Justus germinabitJustus germinabit
  5. 🔍 27% Justus ut palma (Off.)Justus ut palma (Off.)
  6. 🔍 26% Cantate DominoCantate Domino
  7. 🔍 24% Justus germinabit (T. Pasch.)Justus germinabit (T. Pasch.)
  8. 🔍 24% Justus germinabit (T. Pasch.)Justus germinabit (T. Pasch.)
  9. 🔍 23% Dominus dabitDominus dabit
  10. 🔍 23% Dulcis et rectusDulcis et rectus
  11. 🔍 23% Justus germinabitJustus germinabit
  12. 🔍 23% Qui timent DominumQui timent Dominum
  13. 🔍 23% Agnus XVIIAgnus XVII
  14. 🔍 22% ExclamaveruntExclamaverunt
  15. 🔍 22% ExclamaveruntExclamaverunt
  16. 🔍 22% Justus ut palma (Intr.)Justus ut palma (Intr.)
  17. 🔍 22% Erit vobisErit vobis
  18. 🔍 22% Justus germinabitJustus germinabit
  19. 🔍 22% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  20. 🔍 22% Sanctus XVIISanctus XVII
  21. 🔍 22% Justus germinabitJustus germinabit
  22. 🔍 22% RevelabiturRevelabitur
  23. 🔍 21% Ignem veniIgnem veni
  24. 🔍 21% Iustis germinabitIustis germinabit
  25. 🔍 21% Inveni DavidInveni David
  26. 🔍 21% Memento nostriMemento nostri
  27. 🔍 21% Inveni DavidInveni David
  28. 🔍 21% Mitte manum... alleluiaMitte manum... alleluia
  29. 🔍 21% Domine in lumineDomine in lumine
  30. 🔍 21% ConsummatusConsummatus
  31. 🔍 21% Si quis sititSi quis sitit
  32. 🔍 21% Confitebuntur caeliConfitebuntur caeli
  33. 🔍 21% Credo VICredo VI
  34. 🔍 21% Miserere mei DeusMiserere mei Deus
  35. 🔍 21% Petite cum AlleluiaPetite cum Alleluia
  36. 🔍 20% Ecce DeusEcce Deus
  37. 🔍 20% Regnum mundiRegnum mundi
  38. 🔍 20% Domine fortitudoDomine fortitudo
  39. 🔍 20% Sinite parvulosSinite parvulos
  40. 🔍 20% Laetabitur justus (Com.)Laetabitur justus (Com.)
  41. 🔍 20% Laudate DominumLaudate Dominum
  42. 🔍 20% Cantate DominoCantate Domino
  43. 🔍 20% Laetare JerusalemLaetare Jerusalem
  44. 🔍 20% GaudeteGaudete
  45. 🔍 19% In salutariIn salutari
  46. 🔍 19% Afferentur... pro patribusAfferentur... pro patribus
  47. 🔍 19% Sacerdotes DominiSacerdotes Domini
  48. 🔍 19% In medio EcclesiaeIn medio Ecclesiae
  49. 🔍 19% Beata gensBeata gens
  50. 🔍 19% Gaudete cum alleluiaGaudete cum alleluia
  51. 🔍 19% Custodi meCustodi me
  52. 🔍 19% Cor meumCor meum
  53. 🔍 19% SperaSpera
  54. 🔍 19% Esto mihiEsto mihi
  55. 🔍 19% Afferentur... proximaeAfferentur... proximae
  56. 🔍 19% SenioresSeniores
  57. 🔍 19% Deus in loco sanctoDeus in loco sancto
  58. 🔍 19% Intende vociIntende voci
  59. 🔍 19% Agnus Dei IXAgnus Dei IX
  60. 🔍 19% Beatus vir qui timet (All.)Beatus vir qui timet (All.)
  61. 🔍 19% Quem vidistisQuem vidistis
  62. 🔍 18% Justorum animae (Off.)Justorum animae (Off.)
  63. 🔍 18% Justus germinabitJustus germinabit
  64. 🔍 18% Sicut ovisSicut ovis
  65. 🔍 18% Confirma hoc cum AlleluiaConfirma hoc cum Alleluia