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% Benedicamus (In I Vesperis)Benedicamus (In I Vesperis)
  2. 🔍 64% Benedicamus Domino (I classis in I Vesperis)Benedicamus Domino (I classis in I Vesperis)
  3. 🔍 54% Stirps JesseStirps Jesse
  4. 🔍 32% Benedicamus Domino (VI)Benedicamus Domino (VI)
  5. 🔍 29% Benedicamus DominoBenedicamus Domino
  6. 🔍 28% Benedicamus Domino (Horae Minores)Benedicamus Domino (Horae Minores)
  7. 🔍 27% Precemur omnes cernuiPrecemur omnes cernui
  8. 🔍 27% Benedicamus Domino (II)Benedicamus Domino (II)
  9. 🔍 26% Benedicamus Domino (In Festis Duplicibus ad Laudes)Benedicamus Domino (In Festis Duplicibus ad Laudes)
  10. 🔍 26% Benedicamus DominoBenedicamus Domino
  11. 🔍 25% Benedicamus (In II Vesperis)Benedicamus (In II Vesperis)
  12. 🔍 25% Benedicamus DominoBenedicamus Domino
  13. 🔍 25% Benedicamus Domino (in feriis per annum ad laudes)Benedicamus Domino (in feriis per annum ad laudes)
  14. 🔍 25% Vidi AquamVidi Aquam
  15. 🔍 24% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  16. 🔍 24% Benedicamus Domino (Ad Horas minores. Tonus ferialis))Benedicamus Domino (Ad Horas minores. Tonus ferialis))
  17. 🔍 24% Benedicamus Domino (VII)Benedicamus Domino (VII)
  18. 🔍 24% Salvete Christi vulneraSalvete Christi vulnera
  19. 🔍 23% Domine Jesu ChristeDomine Jesu Christe
  20. 🔍 23% Splendor paternaeSplendor paternae
  21. 🔍 23% Benedicamus (In solemnitatibus ad Laudes)Benedicamus (In solemnitatibus ad Laudes)
  22. 🔍 23% Benedicamus Domino (in Feriis ad Vesperas)Benedicamus Domino (in Feriis ad Vesperas)
  23. 🔍 23% Splendor paternae gloriaeSplendor paternae gloriae
  24. 🔍 23% Benedicamus Domino (Officio BMV in Sabbato)Benedicamus Domino (Officio BMV in Sabbato)
  25. 🔍 23% Salvete Christi vulneraSalvete Christi vulnera
  26. 🔍 23% Aeterne RexAeterne Rex
  27. 🔍 23% Jam ChristeJam Christe
  28. 🔍 23% O salutaris Hostia VIIO salutaris Hostia VII
  29. 🔍 22% Ward Method - Mode IIWard Method - Mode II
  30. 🔍 22% Clemens et benignaClemens et benigna
  31. 🔍 22% Videntes JosephVidentes Joseph
  32. 🔍 22% Praefatio solemnior communisPraefatio solemnior communis
  33. 🔍 22% Benedicamus DominoBenedicamus Domino
  34. 🔍 22% Lux ecce surgit (in Aestate)Lux ecce surgit (in Aestate)
  35. 🔍 22% Ales diei nuntius (aestivalis)Ales diei nuntius (aestivalis)
  36. 🔍 22% Praefatio solemnior de Spiritu SanctoPraefatio solemnior de Spiritu Sancto
  37. 🔍 22% Domine Jesu ChristeDomine Jesu Christe
  38. 🔍 22% Toni Praefationum (1. Tonus solemnis)Toni Praefationum (1. Tonus solemnis)
  39. 🔍 22% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  40. 🔍 22% Aeterne lucis conditorAeterne lucis conditor
  41. 🔍 22% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  42. 🔍 22% Praefatio solemnior de nuptiisPraefatio solemnior de nuptiis
  43. 🔍 22% Quinque prudentes (All.)Quinque prudentes (All.)
  44. 🔍 22% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  45. 🔍 22% Mysterium fideiMysterium fidei
  46. 🔍 22% Audi benigne Conditor Audi benigne Conditor
  47. 🔍 22% Audi benigne conditorAudi benigne conditor
  48. 🔍 22% Praefatio solemnis de nuptiisPraefatio solemnis de nuptiis
  49. 🔍 22% Audi Benigne ConditorAudi Benigne Conditor
  50. 🔍 22% Tu ChristeTu Christe
  51. 🔍 22% Iam ChristeIam Christe
  52. 🔍 22% Mysterium fideiMysterium fidei
  53. 🔍 21% Per omnia saecula saeculorum (1. Tonus solemnis)Per omnia saecula saeculorum (1. Tonus solemnis)
  54. 🔍 21% Protege DomineProtege Domine
  55. 🔍 21% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  56. 🔍 21% Praefatio solemnis communisPraefatio solemnis communis
  57. 🔍 21% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  58. 🔍 21% Praefatio solemnior de MartyribusPraefatio solemnior de Martyribus
  59. 🔍 21% Benedicamus Domino (Tempore Adventus et Quadragesimae)Benedicamus Domino (Tempore Adventus et Quadragesimae)
  60. 🔍 21% O clavis David et sceptrumO clavis David et sceptrum
  61. 🔍 21% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  62. 🔍 21% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  63. 🔍 21% FoderuntFoderunt
  64. 🔍 21% Benedicamus Domino (IV)Benedicamus Domino (IV)
  65. 🔍 21% Praefatio solemnis de beata Maria VirginePraefatio solemnis de beata Maria Virgine