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% IterumIterum
  2. 🔍 59% Amen amen dico vobis iterumAmen amen dico vobis iterum
  3. 🔍 53% Iterum autem videboIterum autem videbo
  4. 🔍 52% Tristitia implevitTristitia implevit
  5. 🔍 46% Iterum autem videboIterum autem videbo
  6. 🔍 46% Tristitia implevit corTristitia implevit cor
  7. 🔍 45% Tristitia implevitTristitia implevit
  8. 🔍 44% Non vos relinquamNon vos relinquam
  9. 🔍 43% Iterum videbo vos (Mode 1d)Iterum videbo vos (Mode 1d)
  10. 🔍 40% ModicumModicum
  11. 🔍 39% Iterum videbo vos (Mode 6f)Iterum videbo vos (Mode 6f)
  12. 🔍 36% Sancti et justiSancti et justi
  13. 🔍 36% AscendoAscendo
  14. 🔍 36% Tristitia vestra verteturTristitia vestra vertetur
  15. 🔍 35% Amen... dico... quiaAmen... dico... quia
  16. 🔍 35% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  17. 🔍 34% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  18. 🔍 34% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  19. 🔍 34% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  20. 🔍 34% Non turbetur corNon turbetur cor
  21. 🔍 33% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  22. 🔍 33% Alleluia (mode 8)Alleluia (mode 8)
  23. 🔍 33% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  24. 🔍 33% Alleluia (mode 8)Alleluia (mode 8)
  25. 🔍 33% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  26. 🔍 33% Alleluia. Dom. LaudAlleluia. Dom. Laud
  27. 🔍 32% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  28. 🔍 32% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  29. 🔍 32% Tristitia vestraTristitia vestra
  30. 🔍 32% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  31. 🔍 32% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  32. 🔍 32% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  33. 🔍 31% Alleluia Omnes GentesAlleluia Omnes Gentes
  34. 🔍 31% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  35. 🔍 31% Tristitia vestraTristitia vestra
  36. 🔍 31% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  37. 🔍 31% Alleluia laudate DominumAlleluia laudate Dominum
  38. 🔍 31% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  39. 🔍 31% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  40. 🔍 31% Petite et accipietisPetite et accipietis
  41. 🔍 31% Parvulus filiusParvulus filius
  42. 🔍 31% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  43. 🔍 31% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  44. 🔍 30% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  45. 🔍 30% Alleluia Lapis revolutusAlleluia Lapis revolutus
  46. 🔍 30% O vos omnesO vos omnes
  47. 🔍 30% CrucifixusCrucifixus
  48. 🔍 30% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  49. 🔍 30% Gustate et videteGustate et videte
  50. 🔍 30% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  51. 🔍 30% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  52. 🔍 30% Omnes GentesOmnes Gentes
  53. 🔍 30% Non vos relinquamNon vos relinquam
  54. 🔍 30% Venite omnes adoremusVenite omnes adoremus
  55. 🔍 29% Spiritus SanctusSpiritus Sanctus
  56. 🔍 29% Sancta... semper... allel.Sancta... semper... allel.
  57. 🔍 29% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  58. 🔍 29% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  59. 🔍 29% Tristitia vestra verteturTristitia vestra vertetur
  60. 🔍 29% AccipiteAccipite
  61. 🔍 29% Vado parare vobisVado parare vobis
  62. 🔍 29% Ascendo ad PatremAscendo ad Patrem
  63. 🔍 29% Veni Sancte Spiritus repleVeni Sancte Spiritus reple
  64. 🔍 29% AccipiteAccipite
  65. 🔍 28% Gloria in excelsisGloria in excelsis