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% Regem apostolorum (simpl.)Regem apostolorum (simpl.)
  2. 🔍 80% Regem angelorum (simpl.)Regem angelorum (simpl.)
  3. 🔍 78% Regem sanctorum (simpl.)Regem sanctorum (simpl.)
  4. 🔍 76% Regem pastorum (simpl.)Regem pastorum (simpl.)
  5. 🔍 74% Regem doctorum (simpl.)Regem doctorum (simpl.)
  6. 🔍 70% Regem virginum (simpl.)Regem virginum (simpl.)
  7. 🔍 64% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  8. 🔍 51% Regem Virginum Dominum (simpl.)Regem Virginum Dominum (simpl.)
  9. 🔍 51% Regem Apostolorum (min.)Regem Apostolorum (min.)
  10. 🔍 47% Regem Apostolorum (mode IV*)Regem Apostolorum (mode IV*)
  11. 🔍 46% Regem Martyrum Dominum (simpl.)Regem Martyrum Dominum (simpl.)
  12. 🔍 42% Regem Confessorum Dominum (simpl.)Regem Confessorum Dominum (simpl.)
  13. 🔍 42% Christum Mariae FiliumChristum Mariae Filium
  14. 🔍 42% Regem Apostolorum (TP)Regem Apostolorum (TP)
  15. 🔍 37% Regem Apostolorum (maj.)Regem Apostolorum (maj.)
  16. 🔍 35% Regem venturum Dominum (in Feriis)Regem venturum Dominum (in Feriis)
  17. 🔍 34% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  18. 🔍 34% Regem venturum Dominum (In feriis)Regem venturum Dominum (In feriis)
  19. 🔍 34% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  20. 🔍 32% Regem cuiRegem cui
  21. 🔍 32% Regem Virginum Dominum (min.)Regem Virginum Dominum (min.)
  22. 🔍 32% Regem magnum DominumRegem magnum Dominum
  23. 🔍 31% Regem ApostolorumRegem Apostolorum
  24. 🔍 31% Regem Confessorum Dominum (min.)Regem Confessorum Dominum (min.)
  25. 🔍 30% Regem Virginum Dominum (maj.)Regem Virginum Dominum (maj.)
  26. 🔍 29% Regem Martyrum DominumRegem Martyrum Dominum
  27. 🔍 28% Regem Martyrum Dominum (max.)Regem Martyrum Dominum (max.)
  28. 🔍 28% Regem cui omniaRegem cui omnia
  29. 🔍 28% Regem martyrum DominumRegem martyrum Dominum
  30. 🔍 28% Regem angelorumRegem angelorum
  31. 🔍 28% Christum Regem pro nobisChristum Regem pro nobis
  32. 🔍 28% Christum regem crucifixum... alleluiaChristum regem crucifixum... alleluia
  33. 🔍 27% Regem magnumRegem magnum
  34. 🔍 26% Regem cui omnia vivunt (3 Lect.)Regem cui omnia vivunt (3 Lect.)
  35. 🔍 26% Regem Martyrum Dominum (min.)Regem Martyrum Dominum (min.)
  36. 🔍 26% Venite adoremus RegemVenite adoremus Regem
  37. 🔍 26% Regem magnumRegem magnum
  38. 🔍 26% Regem cui... alleluiaRegem cui... alleluia
  39. 🔍 26% Adoremus in aeternumAdoremus in aeternum
  40. 🔍 25% Regem venturum DominumRegem venturum Dominum
  41. 🔍 25% Regem venturum DominumRegem venturum Dominum
  42. 🔍 25% Aeterna... Apostolorum (I)Aeterna... Apostolorum (I)
  43. 🔍 25% Adeste fidelesAdeste fideles
  44. 🔍 25% Regem venturum DominumRegem venturum Dominum
  45. 🔍 25% Regem venturum DominumRegem venturum Dominum
  46. 🔍 24% Christum regem crucifixumChristum regem crucifixum
  47. 🔍 24% Dominum Deum nostrumDominum Deum nostrum
  48. 🔍 24% Aeterna... Apostolorum (II)Aeterna... Apostolorum (II)
  49. 🔍 24% Exaltate Regem saeculorumExaltate Regem saeculorum
  50. 🔍 24% Populus DominiPopulus Domini
  51. 🔍 24% Venite adoremus RegemVenite adoremus Regem
  52. 🔍 24% Regem regum Dominum qui putariRegem regum Dominum qui putari
  53. 🔍 24% Dominum qui fecitDominum qui fecit
  54. 🔍 23% Regem Confessorum Dominum (maj.)Regem Confessorum Dominum (maj.)
  55. 🔍 23% Regem Praecursoris DominumRegem Praecursoris Dominum
  56. 🔍 23% Regem cui omnia vivunt (novem lectionem)Regem cui omnia vivunt (novem lectionem)
  57. 🔍 23% Dominum Deum nostrumDominum Deum nostrum
  58. 🔍 23% Exaltate Regem saeculorumExaltate Regem saeculorum
  59. 🔍 23% Adeste fidelesAdeste fideles
  60. 🔍 22% Praefatio in Sollemnitate Sanctissimae TrinitatisPraefatio in Sollemnitate Sanctissimae Trinitatis
  61. 🔍 22% Adeste fidelesAdeste fideles
  62. 🔍 22% Stella nobisStella nobis
  63. 🔍 22% Prope est iam Dominus (In feriis)Prope est iam Dominus (In feriis)
  64. 🔍 22% Ne timeasNe timeas
  65. 🔍 22% Regem regum DominumRegem regum Dominum