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% Voici le jourVoici le jour
  2. 🔍 26% Paradisi portaeParadisi portae
  3. 🔍 10% O Dieu viens à mon aideO Dieu viens à mon aide
  4. 🔍 8% Alleluia Omnes GentesAlleluia Omnes Gentes
  5. 🔍 8% Omnes GentesOmnes Gentes
  6. 🔍 8% Alleluia (mode 8)Alleluia (mode 8)
  7. 🔍 7% Salus et gloria - mode IVSalus et gloria - mode IV
  8. 🔍 7% AlleluiaAlleluia
  9. 🔍 7% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  10. 🔍 7% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  11. 🔍 7% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  12. 🔍 7% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  13. 🔍 7% Alleluia (mode 8)Alleluia (mode 8)
  14. 🔍 7% Exsurgat DeusExsurgat Deus
  15. 🔍 7% Alleluia (ant.)Alleluia (ant.)
  16. 🔍 7% Alleluia (ant.)Alleluia (ant.)
  17. 🔍 6% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  18. 🔍 6% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  19. 🔍 6% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  20. 🔍 6% Quis tibi videturQuis tibi videtur
  21. 🔍 6% Elevata estElevata est
  22. 🔍 6% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  23. 🔍 6% Alleluia Faciem tuamAlleluia Faciem tuam
  24. 🔍 6% Spiritus quiSpiritus qui
  25. 🔍 6% Convocatis Jesus duodecimConvocatis Jesus duodecim
  26. 🔍 6% ConvocatisConvocatis
  27. 🔍 6% Alleluia faciem tuamAlleluia faciem tuam
  28. 🔍 6% Alleluia omnes de SabaAlleluia omnes de Saba
  29. 🔍 6% Puer natus in BethlehemPuer natus in Bethlehem
  30. 🔍 6% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  31. 🔍 6% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  32. 🔍 6% Cibavit illos. IICibavit illos. II
  33. 🔍 6% Cibavit illos. IICibavit illos. II
  34. 🔍 6% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  35. 🔍 6% Spiritus qui a PatreSpiritus qui a Patre
  36. 🔍 6% Cibavit illosCibavit illos
  37. 🔍 6% Quaerite primumQuaerite primum
  38. 🔍 6% Alleluia Lapis revolutusAlleluia Lapis revolutus
  39. 🔍 6% Dulce fit nobisDulce fit nobis
  40. 🔍 6% Ite in pace alleluiaIte in pace alleluia
  41. 🔍 6% Cibavit eosCibavit eos
  42. 🔍 6% Cum venerit Paraclitus SpiritusCum venerit Paraclitus Spiritus
  43. 🔍 6% Preces vespertinae (french)Preces vespertinae (french)
  44. 🔍 6% Specie tua... allel.Specie tua... allel.
  45. 🔍 6% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  46. 🔍 6% Preces vespertinae Initia (french)Preces vespertinae Initia (french)
  47. 🔍 6% Paraclitus autemParaclitus autem
  48. 🔍 6% Cantemus cuncti melodumCantemus cuncti melodum
  49. 🔍 6% Spiritus qui a PatreSpiritus qui a Patre
  50. 🔍 6% Cum veneritCum venerit
  51. 🔍 6% Gustate et videteGustate et videte
  52. 🔍 6% Zachaee festinansZachaee festinans
  53. 🔍 6% Cum venerit ParaclitusCum venerit Paraclitus
  54. 🔍 5% Alias oves habeoAlias oves habeo
  55. 🔍 5% Beata es MariaBeata es Maria
  56. 🔍 5% Convocatis Jesus duodecim ApostolisConvocatis Jesus duodecim Apostolis
  57. 🔍 5% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  58. 🔍 5% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  59. 🔍 5% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  60. 🔍 5% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  61. 🔍 5% Alleluia panisAlleluia panis
  62. 🔍 5% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  63. 🔍 5% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  64. 🔍 5% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  65. 🔍 5% Rector potens verax Deus (In tempore Epiphaniae)Rector potens verax Deus (In tempore Epiphaniae)