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 (TP)Regem Apostolorum (TP)
  2. 🔍 61% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  3. 🔍 60% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  4. 🔍 54% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  5. 🔍 45% Regem Apostolorum (min.)Regem Apostolorum (min.)
  6. 🔍 42% Exsultent in Domino SanctiExsultent in Domino Sancti
  7. 🔍 42% Regem apostolorum (simpl.)Regem apostolorum (simpl.)
  8. 🔍 41% Regem Virginum Dominum (min.)Regem Virginum Dominum (min.)
  9. 🔍 40% Regem Confessorum Dominum (simpl.)Regem Confessorum Dominum (simpl.)
  10. 🔍 38% Regem Virginum Dominum (simpl.)Regem Virginum Dominum (simpl.)
  11. 🔍 38% Regem magnum DominumRegem magnum Dominum
  12. 🔍 38% Regem Martyrum Dominum (simpl.)Regem Martyrum Dominum (simpl.)
  13. 🔍 36% Regem Apostolorum (maj.)Regem Apostolorum (maj.)
  14. 🔍 36% Regem Virginum Dominum (maj.)Regem Virginum Dominum (maj.)
  15. 🔍 36% Regem angelorumRegem angelorum
  16. 🔍 35% Surrexit Dominus vereSurrexit Dominus vere
  17. 🔍 34% Regem regum Dominum qui putariRegem regum Dominum qui putari
  18. 🔍 33% Deum magnum DominumDeum magnum Dominum
  19. 🔍 33% Verbum caro ... alleluia (ad Invitatorium)Verbum caro ... alleluia (ad Invitatorium)
  20. 🔍 33% Regem cui... alleluiaRegem cui... alleluia
  21. 🔍 33% Regem venturum Dominum (in Feriis)Regem venturum Dominum (in Feriis)
  22. 🔍 33% Dominum Deum nostrumDominum Deum nostrum
  23. 🔍 32% Regem cui omnia vivunt (3 Lect.)Regem cui omnia vivunt (3 Lect.)
  24. 🔍 32% Regem Confessorum Dominum (min.)Regem Confessorum Dominum (min.)
  25. 🔍 32% Regem Martyrum Dominum (min.)Regem Martyrum Dominum (min.)
  26. 🔍 32% Venite adoremus RegemVenite adoremus Regem
  27. 🔍 32% Regem Martyrum Dominum (max.)Regem Martyrum Dominum (max.)
  28. 🔍 32% Christum regemChristum regem
  29. 🔍 32% Regem Praecursoris DominumRegem Praecursoris Dominum
  30. 🔍 31% Christum regem crucifixum... alleluiaChristum regem crucifixum... alleluia
  31. 🔍 31% Populus DominiPopulus Domini
  32. 🔍 31% Regem Apostolorum (mode IV*)Regem Apostolorum (mode IV*)
  33. 🔍 31% Christum regem crucifixumChristum regem crucifixum
  34. 🔍 29% Regem angelorum (simpl.)Regem angelorum (simpl.)
  35. 🔍 29% Regem Archangelorum DominumRegem Archangelorum Dominum
  36. 🔍 29% Christum Regem pro nobisChristum Regem pro nobis
  37. 🔍 28% Dolores gloriosaeDolores gloriosae
  38. 🔍 28% Christus natus est nobisChristus natus est nobis
  39. 🔍 28% Adoramus te ChristeAdoramus te Christe
  40. 🔍 28% Regem sanctorum (simpl.)Regem sanctorum (simpl.)
  41. 🔍 27% Alleluia spiritus Domini replevitAlleluia spiritus Domini replevit
  42. 🔍 27% Regem Confessorum Dominum (maj.)Regem Confessorum Dominum (maj.)
  43. 🔍 27% Salus et gloriaSalus et gloria
  44. 🔍 27% Adorate DominumAdorate Dominum
  45. 🔍 27% Salus et gloriaSalus et gloria
  46. 🔍 27% Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)
  47. 🔍 27% Regem pastorum (simpl.)Regem pastorum (simpl.)
  48. 🔍 27% Summum Regem gloriaeSummum Regem gloriae
  49. 🔍 27% Beata quae credidistiBeata quae credidisti
  50. 🔍 26% Regem doctorum (simpl.)Regem doctorum (simpl.)
  51. 🔍 26% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno) Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  52. 🔍 26% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  53. 🔍 26% Salus et gloriaSalus et gloria
  54. 🔍 26% Adoramus teAdoramus te
  55. 🔍 26% Regem regum DominumRegem regum Dominum
  56. 🔍 26% Beatus Laurentius Christi MartyrBeatus Laurentius Christi Martyr
  57. 🔍 26% Admirabile nomen JesuAdmirabile nomen Jesu
  58. 🔍 26% LoquebanturLoquebantur
  59. 🔍 26% Adorate DeumAdorate Deum
  60. 🔍 25% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  61. 🔍 25% FestinaFestina
  62. 🔍 25% Regem venturum DominumRegem venturum Dominum
  63. 🔍 25% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  64. 🔍 25% Alleluia (Dom. TP. ad Mat.)Alleluia (Dom. TP. ad Mat.)
  65. 🔍 25% Regem virginum (simpl.)Regem virginum (simpl.)