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% Erit vobisErit vobis
  2. 🔍 45% Erit vobisErit vobis
  3. 🔍 35% Erit vobisErit vobis
  4. 🔍 35% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  5. 🔍 34% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  6. 🔍 34% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  7. 🔍 34% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  8. 🔍 34% Erit vobisErit vobis
  9. 🔍 33% Alleluia (mode 8)Alleluia (mode 8)
  10. 🔍 33% Gustate et videteGustate et videte
  11. 🔍 33% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  12. 🔍 33% Alleluia (mode 8)Alleluia (mode 8)
  13. 🔍 33% Alleluia Omnes GentesAlleluia Omnes Gentes
  14. 🔍 33% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  15. 🔍 32% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  16. 🔍 32% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  17. 🔍 32% AlleluiaAlleluia
  18. 🔍 31% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  19. 🔍 31% Omnes GentesOmnes Gentes
  20. 🔍 31% Alleluia (ant.)Alleluia (ant.)
  21. 🔍 31% Alleluia (ant.)Alleluia (ant.)
  22. 🔍 30% Puer natus in BethlehemPuer natus in Bethlehem
  23. 🔍 30% Alleluia Lapis revolutusAlleluia Lapis revolutus
  24. 🔍 29% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  25. 🔍 29% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  26. 🔍 28% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  27. 🔍 28% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  28. 🔍 28% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  29. 🔍 28% Jubilate DeoJubilate Deo
  30. 🔍 28% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  31. 🔍 28% Venite omnes adoremusVenite omnes adoremus
  32. 🔍 27% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  33. 🔍 27% AccipiteAccipite
  34. 🔍 27% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  35. 🔍 27% Eduxit eosEduxit eos
  36. 🔍 27% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  37. 🔍 27% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  38. 🔍 27% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  39. 🔍 27% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  40. 🔍 27% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  41. 🔍 27% AccipiteAccipite
  42. 🔍 27% AlleluiaAlleluia
  43. 🔍 27% Eduxit eosEduxit eos
  44. 🔍 27% Alleluia LaudateAlleluia Laudate
  45. 🔍 26% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  46. 🔍 26% Spiritus SanctusSpiritus Sanctus
  47. 🔍 26% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  48. 🔍 26% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  49. 🔍 26% AccipiteAccipite
  50. 🔍 26% AlleluiaAlleluia
  51. 🔍 26% Alleluia. Dom. LaudAlleluia. Dom. Laud
  52. 🔍 26% Alleluia laudate DominumAlleluia laudate Dominum
  53. 🔍 26% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  54. 🔍 26% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  55. 🔍 26% Repleatur os meumRepleatur os meum
  56. 🔍 26% Misericordia DominiMisericordia Domini
  57. 🔍 26% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  58. 🔍 26% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  59. 🔍 26% Eduxit eosEduxit eos
  60. 🔍 25% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  61. 🔍 25% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  62. 🔍 25% Exsurgat DeusExsurgat Deus
  63. 🔍 25% Salus et gloria - mode IVSalus et gloria - mode IV
  64. 🔍 25% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  65. 🔍 25% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)