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% Archangele MichaelArchangele Michael
  2. 🔍 80% Archangele MichaelArchangele Michael
  3. 🔍 69% Archangele MichaelArchangele Michael
  4. 🔍 69% Archangele MichaelArchangele Michael
  5. 🔍 32% Michael ArchangeleMichael Archangele
  6. 🔍 32% Angeli DominiAngeli Domini
  7. 🔍 29% Constitues eos... allleluiaConstitues eos... allleluia
  8. 🔍 27% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  9. 🔍 26% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  10. 🔍 26% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  11. 🔍 26% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  12. 🔍 25% Alleluia faciem tuamAlleluia faciem tuam
  13. 🔍 25% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  14. 🔍 25% Michael Archangele (t.p.)Michael Archangele (t.p.)
  15. 🔍 25% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  16. 🔍 25% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  17. 🔍 25% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  18. 🔍 24% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  19. 🔍 24% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  20. 🔍 24% Princeps gloriosissime MichaelPrinceps gloriosissime Michael
  21. 🔍 24% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  22. 🔍 24% Dum praeliareturDum praeliaretur
  23. 🔍 24% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  24. 🔍 24% Exaltabo te... alleluiaExaltabo te... alleluia
  25. 🔍 24% Alleluia. Dom. LaudAlleluia. Dom. Laud
  26. 🔍 24% Alleluia laudate DominumAlleluia laudate Dominum
  27. 🔍 23% Omnes de SabaOmnes de Saba
  28. 🔍 23% Constitues eosConstitues eos
  29. 🔍 23% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  30. 🔍 23% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  31. 🔍 23% Ecce fidelis servusEcce fidelis servus
  32. 🔍 23% Alleluia tuus sum egoAlleluia tuus sum ego
  33. 🔍 23% Constituit eum dominum (T. Pasch.)Constituit eum dominum (T. Pasch.)
  34. 🔍 23% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  35. 🔍 23% Alleluia (ant. mode 8)Alleluia (ant. mode 8)
  36. 🔍 23% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  37. 🔍 22% Posuisti Domine... allel. (Resp. Br.)Posuisti Domine... allel. (Resp. Br.)
  38. 🔍 22% Elevata estElevata est
  39. 🔍 22% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  40. 🔍 22% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  41. 🔍 22% Tulerunt DominumTulerunt Dominum
  42. 🔍 22% Ecce Virgo concipietEcce Virgo concipiet
  43. 🔍 22% Alleluia omnes de SabaAlleluia omnes de Saba
  44. 🔍 22% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  45. 🔍 22% In civitateIn civitate
  46. 🔍 21% CongaudeteCongaudete
  47. 🔍 21% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  48. 🔍 21% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  49. 🔍 21% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  50. 🔍 21% Alleluia (ant. mode 4)Alleluia (ant. mode 4)
  51. 🔍 21% Alleluia (ant. mode 3)Alleluia (ant. mode 3)
  52. 🔍 21% Alleluia (mode 8)Alleluia (mode 8)
  53. 🔍 21% Alleluia (mode 8)Alleluia (mode 8)
  54. 🔍 21% Archangeli MichaelisArchangeli Michaelis
  55. 🔍 21% Alleluia (ant. mode I)Alleluia (ant. mode I)
  56. 🔍 21% Data est mihiData est mihi
  57. 🔍 21% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  58. 🔍 21% Nimis honorati sunt... allel.Nimis honorati sunt... allel.
  59. 🔍 21% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  60. 🔍 21% Notum fecitNotum fecit
  61. 🔍 21% Per signum crucisPer signum crucis
  62. 🔍 21% Adoramus te Christe (Resp Br.)Adoramus te Christe (Resp Br.)
  63. 🔍 21% Constituit eum dominum (T. Pasch.)Constituit eum dominum (T. Pasch.)
  64. 🔍 21% Constituit eum dominum (T. Pasch.)Constituit eum dominum (T. Pasch.)
  65. 🔍 21% Alleluia (ant. mode 7)Alleluia (ant. mode 7)