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% Christum regem crucifixum... alleluiaChristum regem crucifixum... alleluia
  2. 🔍 47% Christum regem crucifixumChristum regem crucifixum
  3. 🔍 39% Christum Regem pro nobisChristum Regem pro nobis
  4. 🔍 36% Christum Regem pro nobisChristum Regem pro nobis
  5. 🔍 34% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  6. 🔍 34% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  7. 🔍 32% Regem venturum DominumRegem venturum Dominum
  8. 🔍 31% Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)
  9. 🔍 31% Regem Apostolorum (TP)Regem Apostolorum (TP)
  10. 🔍 31% Alleluia alleluia alleluia (Tertia T.P. In I Nocturno)Alleluia alleluia alleluia (Tertia T.P. In I Nocturno)
  11. 🔍 30% Regem magnumRegem magnum
  12. 🔍 30% Alleluia alleluia alleluia (Quinta T.P. in I Nocturno)Alleluia alleluia alleluia (Quinta T.P. in I Nocturno)
  13. 🔍 29% Christum Regem pro nobisChristum Regem pro nobis
  14. 🔍 29% Alleluia alleluia alleluia (Quarta T.P. In I Nocturno)Alleluia alleluia alleluia (Quarta T.P. In I Nocturno)
  15. 🔍 29% Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)
  16. 🔍 29% Alleluia alleluia alleluia (Quarta T.P. in II Nocturno)Alleluia alleluia alleluia (Quarta T.P. in II Nocturno)
  17. 🔍 29% Regem Virginum Dominum (simpl.)Regem Virginum Dominum (simpl.)
  18. 🔍 28% Alleluia alleluia alleluia (Quarta T.P. in III Nocturno)Alleluia alleluia alleluia (Quarta T.P. in III Nocturno)
  19. 🔍 28% Regem sanctorum (simpl.)Regem sanctorum (simpl.)
  20. 🔍 28% Christum natumChristum natum
  21. 🔍 28% Dominus dixit ad meDominus dixit ad me
  22. 🔍 28% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  23. 🔍 28% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  24. 🔍 28% Regem apostolorum (simpl.)Regem apostolorum (simpl.)
  25. 🔍 28% Regem pastorum (simpl.)Regem pastorum (simpl.)
  26. 🔍 27% Regem angelorum (simpl.)Regem angelorum (simpl.)
  27. 🔍 27% Regem doctorum (simpl.)Regem doctorum (simpl.)
  28. 🔍 27% Regem regum Dominum qui putariRegem regum Dominum qui putari
  29. 🔍 27% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  30. 🔍 27% Regem magnum DominumRegem magnum Dominum
  31. 🔍 26% Christum Mariae FiliumChristum Mariae Filium
  32. 🔍 26% Christum Filium MariaeChristum Filium Mariae
  33. 🔍 26% Regem Martyrum Dominum (simpl.)Regem Martyrum Dominum (simpl.)
  34. 🔍 26% Christum regemChristum regem
  35. 🔍 26% Regem Virginum Dominum (min.)Regem Virginum Dominum (min.)
  36. 🔍 26% Regem venturum Dominum (in Feriis)Regem venturum Dominum (in Feriis)
  37. 🔍 26% Regem virginum (simpl.)Regem virginum (simpl.)
  38. 🔍 25% Alleluia. (Saturday P. T. at Vespers)Alleluia. (Saturday P. T. at Vespers)
  39. 🔍 25% Regem Confessorum Dominum (simpl.)Regem Confessorum Dominum (simpl.)
  40. 🔍 25% Christum pastorumChristum pastorum
  41. 🔍 25% Alleluia noli flere MariaAlleluia noli flere Maria
  42. 🔍 25% Adoramus te ChristeAdoramus te Christe
  43. 🔍 25% Regem Apostolorum (min.)Regem Apostolorum (min.)
  44. 🔍 24% Christum, Regem RegumChristum, Regem Regum
  45. 🔍 24% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno) Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  46. 🔍 24% Alleluja Christum DominumAlleluja Christum Dominum
  47. 🔍 24% Alleluia, Christum Dominum ascendentem in caelumAlleluia, Christum Dominum ascendentem in caelum
  48. 🔍 24% Regem cuiRegem cui
  49. 🔍 24% Alleluia (T. P. Vesp. Fer. V.)Alleluia (T. P. Vesp. Fer. V.)
  50. 🔍 24% Deus deorumDeus deorum
  51. 🔍 24% Alleluia (T. P. Laud. Fer. II.)Alleluia (T. P. Laud. Fer. II.)
  52. 🔍 24% Ipse invocabit meIpse invocabit me
  53. 🔍 24% Alleluia spiritus Domini replevitAlleluia spiritus Domini replevit
  54. 🔍 23% Regem venturum Dominum (In feriis)Regem venturum Dominum (In feriis)
  55. 🔍 23% Alleluia (T. P. Laud. Sabb.)Alleluia (T. P. Laud. Sabb.)
  56. 🔍 23% Regem cui... alleluiaRegem cui... alleluia
  57. 🔍 23% Alleluia noli flere MariaAlleluia noli flere Maria
  58. 🔍 23% Dominum qui fecit nosDominum qui fecit nos
  59. 🔍 23% Alleluia lapis revolutus estAlleluia lapis revolutus est
  60. 🔍 23% Venite adoremus RegemVenite adoremus Regem
  61. 🔍 23% Alleluia (T. P. Vesp. Fer. III.)Alleluia (T. P. Vesp. Fer. III.)
  62. 🔍 23% Suscitavit DominusSuscitavit Dominus
  63. 🔍 23% Regem Confessorum Dominum (min.)Regem Confessorum Dominum (min.)
  64. 🔍 23% Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)
  65. 🔍 22% Verbum caro ... alleluia (ad Invitatorium)Verbum caro ... alleluia (ad Invitatorium)