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% Iustis germinabitIustis germinabit
  2. 🔍 69% Justus germinabitJustus germinabit
  3. 🔍 55% Justus germinabitJustus germinabit
  4. 🔍 51% Justus germinabit (T. Pasch.)Justus germinabit (T. Pasch.)
  5. 🔍 51% Iustus germinabitIustus germinabit
  6. 🔍 51% Justus germinabit (T. Pasch.)Justus germinabit (T. Pasch.)
  7. 🔍 50% Iustus germinabitIustus germinabit
  8. 🔍 44% Justus germinabitJustus germinabit
  9. 🔍 43% Justus germinabit (t.p.)Justus germinabit (t.p.)
  10. 🔍 43% Justus germinabitJustus germinabit
  11. 🔍 41% Iustus germinabit (Tempore paschali)Iustus germinabit (Tempore paschali)
  12. 🔍 33% Dabit ei DominusDabit ei Dominus
  13. 🔍 32% Laetabitur desertaLaetabitur deserta
  14. 🔍 31% Sancti tuiSancti tui
  15. 🔍 29% Dabit ei DominusDabit ei Dominus
  16. 🔍 29% Salus et gloria - mode IVSalus et gloria - mode IV
  17. 🔍 29% Dabit eiDabit ei
  18. 🔍 29% Alleluia Omnes GentesAlleluia Omnes Gentes
  19. 🔍 29% Cohors beata SeraphimCohors beata Seraphim
  20. 🔍 29% Exsurgat DeusExsurgat Deus
  21. 🔍 28% Veniet Dominus et nonVeniet Dominus et non
  22. 🔍 28% Omnes GentesOmnes Gentes
  23. 🔍 28% Justus germinabitJustus germinabit
  24. 🔍 28% Sancti tui DomineSancti tui Domine
  25. 🔍 27% Justus germinabitJustus germinabit
  26. 🔍 27% Captator olim pisciumCaptator olim piscium
  27. 🔍 26% Dabit illi DominusDabit illi Dominus
  28. 🔍 26% Lux perpetuaLux perpetua
  29. 🔍 26% Justus ut palmaJustus ut palma
  30. 🔍 26% Consurgens diluculoConsurgens diluculo
  31. 🔍 26% Te nostra laetisTe nostra laetis
  32. 🔍 26% Apostolorum passio diemApostolorum passio diem
  33. 🔍 26% Angeli DominiAngeli Domini
  34. 🔍 26% Relucens inter principesRelucens inter principes
  35. 🔍 26% Regina caeli (Officium Parvum)Regina caeli (Officium Parvum)
  36. 🔍 26% Justus ut palma... allel.Justus ut palma... allel.
  37. 🔍 26% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  38. 🔍 26% FloreteFlorete
  39. 🔍 25% Ille me clarificabitIlle me clarificabit
  40. 🔍 25% Commune vos apostoliCommune vos apostoli
  41. 🔍 25% Praeclara qua tu gloriaPraeclara qua tu gloria
  42. 🔍 25% Venite omnes adoremusVenite omnes adoremus
  43. 🔍 25% AlleluiaAlleluia
  44. 🔍 25% Adoremus in aeternumAdoremus in aeternum
  45. 🔍 24% Florete... et dateFlorete... et date
  46. 🔍 24% Dabit ei DominusDabit ei Dominus
  47. 🔍 24% Veniet Dominus et nonVeniet Dominus et non
  48. 🔍 24% Veniet Dominus et nonVeniet Dominus et non
  49. 🔍 24% Angeli DominiAngeli Domini
  50. 🔍 24% Regina caeliRegina caeli
  51. 🔍 24% Dabit ei DominusDabit ei Dominus
  52. 🔍 24% Semel juraviSemel juravi
  53. 🔍 23% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  54. 🔍 23% Qui luce splendesQui luce splendes
  55. 🔍 23% Qui luce splendesQui luce splendes
  56. 🔍 23% Angeli Domini DominumAngeli Domini Dominum
  57. 🔍 23% Spiritus SanctusSpiritus Sanctus
  58. 🔍 23% Ecce apparebit DominusEcce apparebit Dominus
  59. 🔍 23% Dixit Dominus (Ps. 109 7c2)Dixit Dominus (Ps. 109 7c2)
  60. 🔍 23% Factum est in unaFactum est in una
  61. 🔍 23% Iesu corona celsiorIesu corona celsior
  62. 🔍 23% Iesu corona celsiorIesu corona celsior
  63. 🔍 23% ConvocatisConvocatis
  64. 🔍 23% Iesu corona celsiorIesu corona celsior
  65. 🔍 23% Commune vos apostoliCommune vos apostoli