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% Juvenes et virginesJuvenes et virgines
  2. 🔍 90% Juvenes et virginesJuvenes et virgines
  3. 🔍 81% Juvenes et virginesJuvenes et virgines
  4. 🔍 65% Juvenes... laudateJuvenes... laudate
  5. 🔍 49% Juvenes... laudentJuvenes... laudent
  6. 🔍 44% Juvenes et virg. (Office of the Dead)Juvenes et virg. (Office of the Dead)
  7. 🔍 37% Laudate Dominum de Coelis (148)Laudate Dominum de Coelis (148)
  8. 🔍 34% Virgines DominiVirgines Domini
  9. 🔍 30% Sol et lunaSol et luna
  10. 🔍 29% Virgines laudentVirgines laudent
  11. 🔍 29% Benedictum nomenBenedictum nomen
  12. 🔍 27% Prudentes VirginesPrudentes Virgines
  13. 🔍 27% Virgines DominiVirgines Domini
  14. 🔍 27% Sitivit anima meaSitivit anima mea
  15. 🔍 27% Sol et lunaSol et luna
  16. 🔍 27% Sol et lunaSol et luna
  17. 🔍 27% Hi novissimiHi novissimi
  18. 🔍 26% Laudate nomen DominiLaudate nomen Domini
  19. 🔍 25% Afferentur Regi virginesAfferentur Regi virgines
  20. 🔍 25% Prudentes virginesPrudentes virgines
  21. 🔍 24% Sitivit... ad nomenSitivit... ad nomen
  22. 🔍 24% Venite exsultemus (mode 6a simplex)Venite exsultemus (mode 6a simplex)
  23. 🔍 23% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis
  24. 🔍 23% Jam lucis orto sidere (In Major. Festis)Jam lucis orto sidere (In Major. Festis)
  25. 🔍 23% Jam lucis orto sidere (Solemn feasts)Jam lucis orto sidere (Solemn feasts)
  26. 🔍 23% Prudentes virginesPrudentes virgines
  27. 🔍 23% Miserere (Ps 50)Miserere (Ps 50)
  28. 🔍 23% Qui venturus estQui venturus est
  29. 🔍 23% Sancti spiritus et animaeSancti spiritus et animae
  30. 🔍 23% Pii nomenPii nomen
  31. 🔍 23% Exortum est in tenebrisExortum est in tenebris
  32. 🔍 23% Jam lucis orto sidere (Solemnitatibus)Jam lucis orto sidere (Solemnitatibus)
  33. 🔍 23% Venite exsultemus IVVenite exsultemus IV
  34. 🔍 23% Prudentes virginesPrudentes virgines
  35. 🔍 23% Nolite judicareNolite judicare
  36. 🔍 23% Laetamini in DominoLaetamini in Domino
  37. 🔍 23% Gloria XIGloria XI
  38. 🔍 23% Gloria VGloria V
  39. 🔍 22% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  40. 🔍 22% Prudentes virginesPrudentes virgines
  41. 🔍 22% Venite exultemus IV GVenite exultemus IV G
  42. 🔍 22% Venite exsultemus (mode 4e simplex)Venite exsultemus (mode 4e simplex)
  43. 🔍 22% Elegi et sanctificaviElegi et sanctificavi
  44. 🔍 22% Laudate... DominiLaudate... Domini
  45. 🔍 22% Valde honorandus estValde honorandus est
  46. 🔍 22% Adjutorium nostrumAdjutorium nostrum
  47. 🔍 22% Praefatio solemnis de beata Maria VirginePraefatio solemnis de beata Maria Virgine
  48. 🔍 22% Rector potens (In Festis majoribus)Rector potens (In Festis majoribus)
  49. 🔍 22% Maternitas tuaMaternitas tua
  50. 🔍 22% Exsultet jam AngelicaExsultet jam Angelica
  51. 🔍 22% Nolite judicareNolite judicare
  52. 🔍 22% Iste est Ioannes cui ChristusIste est Ioannes cui Christus
  53. 🔍 22% Suavis DominusSuavis Dominus
  54. 🔍 22% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  55. 🔍 22% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  56. 🔍 22% Praefatio solemnis de sancto Ioseph Sponso B. M. V.Praefatio solemnis de sancto Ioseph Sponso B. M. V.
  57. 🔍 22% Rector potens verax Deus (In Major. Festis)Rector potens verax Deus (In Major. Festis)
  58. 🔍 22% Rector potens (soll.)Rector potens (soll.)
  59. 🔍 22% Te DeumTe Deum
  60. 🔍 22% Joannes est nomenJoannes est nomen
  61. 🔍 22% In Domino justificabiturIn Domino justificabitur
  62. 🔍 22% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  63. 🔍 22% Cum venerit Paraclitus SpiritusCum venerit Paraclitus Spiritus
  64. 🔍 22% Ait Dominus DeusAit Dominus Deus
  65. 🔍 22% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis