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% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  2. 🔍 80% Regem Confessorum Dominum (simpl.)Regem Confessorum Dominum (simpl.)
  3. 🔍 72% Regem Virginum Dominum (min.)Regem Virginum Dominum (min.)
  4. 🔍 64% Regem apostolorum (simpl.)Regem apostolorum (simpl.)
  5. 🔍 59% Regem Apostolorum (min.)Regem Apostolorum (min.)
  6. 🔍 59% Regem Martyrum Dominum (min.)Regem Martyrum Dominum (min.)
  7. 🔍 57% Regem magnum DominumRegem magnum Dominum
  8. 🔍 55% Regem Virginum Dominum (simpl.)Regem Virginum Dominum (simpl.)
  9. 🔍 54% Regem Apostolorum (TP)Regem Apostolorum (TP)
  10. 🔍 54% Regem Martyrum Dominum (simpl.)Regem Martyrum Dominum (simpl.)
  11. 🔍 49% Deum magnum DominumDeum magnum Dominum
  12. 🔍 48% Regem angelorum (simpl.)Regem angelorum (simpl.)
  13. 🔍 47% Regem Virginum Dominum (maj.)Regem Virginum Dominum (maj.)
  14. 🔍 47% Regem sanctorum (simpl.)Regem sanctorum (simpl.)
  15. 🔍 45% Regem Apostolorum (mode IV*)Regem Apostolorum (mode IV*)
  16. 🔍 45% Regem pastorum (simpl.)Regem pastorum (simpl.)
  17. 🔍 44% Regem doctorum (simpl.)Regem doctorum (simpl.)
  18. 🔍 44% Regem angelorumRegem angelorum
  19. 🔍 44% Regem Confessorum Dominum (min.)Regem Confessorum Dominum (min.)
  20. 🔍 42% Regem virginum (simpl.)Regem virginum (simpl.)
  21. 🔍 42% Regem Martyrum Dominum (max.)Regem Martyrum Dominum (max.)
  22. 🔍 42% Regem Apostolorum (maj.)Regem Apostolorum (maj.)
  23. 🔍 39% Regem Praecursoris DominumRegem Praecursoris Dominum
  24. 🔍 39% Venite adoremus RegemVenite adoremus Regem
  25. 🔍 39% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  26. 🔍 39% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  27. 🔍 39% Regem cui omnia vivunt (3 Lect.)Regem cui omnia vivunt (3 Lect.)
  28. 🔍 38% Regem venturum Dominum (in Feriis)Regem venturum Dominum (in Feriis)
  29. 🔍 38% Dominum Deum nostrumDominum Deum nostrum
  30. 🔍 38% Christum regem crucifixumChristum regem crucifixum
  31. 🔍 37% Populus DominiPopulus Domini
  32. 🔍 36% Regem regum Dominum qui putariRegem regum Dominum qui putari
  33. 🔍 36% Dolores gloriosaeDolores gloriosae
  34. 🔍 35% Christum regemChristum regem
  35. 🔍 33% Regem Archangelorum DominumRegem Archangelorum Dominum
  36. 🔍 33% Christum Regem pro nobisChristum Regem pro nobis
  37. 🔍 33% Summum Regem gloriaeSummum Regem gloriae
  38. 🔍 33% Regem regum DominumRegem regum Dominum
  39. 🔍 31% Beatus Laurentius Christi MartyrBeatus Laurentius Christi Martyr
  40. 🔍 31% Jesum Christum Regem regumJesum Christum Regem regum
  41. 🔍 30% Regem cuiRegem cui
  42. 🔍 30% Regem Confessorum Dominum (maj.)Regem Confessorum Dominum (maj.)
  43. 🔍 30% Cor Jesu amoreCor Jesu amore
  44. 🔍 30% Adeste fidelesAdeste fideles
  45. 🔍 30% Christum regem adoremus (in feriis)Christum regem adoremus (in feriis)
  46. 🔍 29% Christum natumChristum natum
  47. 🔍 29% Christum regem adoremusChristum regem adoremus
  48. 🔍 29% Regem venturum Dominum (In feriis)Regem venturum Dominum (In feriis)
  49. 🔍 29% Exsultent in Domino SanctiExsultent in Domino Sancti
  50. 🔍 29% Regem venturum DominumRegem venturum Dominum
  51. 🔍 28% Christum Dei Filium qui suoChristum Dei Filium qui suo
  52. 🔍 28% Adoremus DominumAdoremus Dominum
  53. 🔍 28% Regem ApostolorumRegem Apostolorum
  54. 🔍 28% Christum Dei Filium MariaeChristum Dei Filium Mariae
  55. 🔍 28% Regem venturum DominumRegem venturum Dominum
  56. 🔍 28% Christus natus est nobisChristus natus est nobis
  57. 🔍 27% Regem Martyrum DominumRegem Martyrum Dominum
  58. 🔍 27% Jubilemus DeoJubilemus Deo
  59. 🔍 27% Christum regem crucifixum... alleluiaChristum regem crucifixum... alleluia
  60. 🔍 27% Adeste fidelesAdeste fideles
  61. 🔍 26% Adeste fidelesAdeste fideles
  62. 🔍 26% Surrexit Dominus vereSurrexit Dominus vere
  63. 🔍 26% Regem martyrum DominumRegem martyrum Dominum
  64. 🔍 26% Christum Dei Filium qui putariChristum Dei Filium qui putari
  65. 🔍 26% Regem magnumRegem magnum