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: 2025-12-20. 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% Elegit eam Deus... allel.Elegit eam Deus... allel.
  2. 🔍 77% Elegit eam DeusElegit eam Deus
  3. 🔍 71% Elegit eam Deus ... alleluiaElegit eam Deus ... alleluia
  4. 🔍 65% Elegit eam DeusElegit eam Deus
  5. 🔍 61% Elegit eamElegit eam
  6. 🔍 58% Elegit eamElegit eam
  7. 🔍 55% Elegit eam DeusElegit eam Deus
  8. 🔍 43% Deus omnipotensDeus omnipotens
  9. 🔍 42% Gloria et honore... allel.Gloria et honore... allel.
  10. 🔍 42% Magna est gloria... allel.Magna est gloria... allel.
  11. 🔍 42% Sancti et justiSancti et justi
  12. 🔍 42% Omnes GentesOmnes Gentes
  13. 🔍 42% Notum fecitNotum fecit
  14. 🔍 41% Laetamini in Domino... allel.Laetamini in Domino... allel.
  15. 🔍 41% Qui me invenerit... allel.Qui me invenerit... allel.
  16. 🔍 41% Beati qui habitant... allel.Beati qui habitant... allel.
  17. 🔍 41% Elegit eumElegit eum
  18. 🔍 40% Specie tua... allel.Specie tua... allel.
  19. 🔍 40% Anima... liquefactaAnima... liquefacta
  20. 🔍 40% Ego dilecto meoEgo dilecto meo
  21. 🔍 40% Alleluia Omnes GentesAlleluia Omnes Gentes
  22. 🔍 40% Amavit eum... allelAmavit eum... allel
  23. 🔍 40% Domum tuam... allel.Domum tuam... allel.
  24. 🔍 40% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  25. 🔍 40% Justi autem... allel.Justi autem... allel.
  26. 🔍 40% Ascendit DeusAscendit Deus
  27. 🔍 40% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  28. 🔍 40% Elevata estElevata est
  29. 🔍 39% Posuisti Domine... allel. (Resp. Br.)Posuisti Domine... allel. (Resp. Br.)
  30. 🔍 39% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  31. 🔍 39% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  32. 🔍 39% Sancti et justi in DominoSancti et justi in Domino
  33. 🔍 39% Puer natus in BethlehemPuer natus in Bethlehem
  34. 🔍 39% Verbum caro factum estVerbum caro factum est
  35. 🔍 39% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  36. 🔍 39% Ego Mater... allel.Ego Mater... allel.
  37. 🔍 39% Sancta... semper... allel.Sancta... semper... allel.
  38. 🔍 39% Alleluia (mode 8)Alleluia (mode 8)
  39. 🔍 39% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  40. 🔍 39% Alleluia (mode 8)Alleluia (mode 8)
  41. 🔍 39% Elegit eum (Paschal Time)Elegit eum (Paschal Time)
  42. 🔍 38% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  43. 🔍 38% Quae est ista... allel.Quae est ista... allel.
  44. 🔍 38% Jesu Christe... allel.Jesu Christe... allel.
  45. 🔍 38% Sancta Maria... allel.Sancta Maria... allel.
  46. 🔍 38% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  47. 🔍 38% Data est mihiData est mihi
  48. 🔍 38% Salus et gloriaSalus et gloria
  49. 🔍 38% In conspectu... allel. (Resp Br)In conspectu... allel. (Resp Br)
  50. 🔍 37% Christus dilexit nosChristus dilexit nos
  51. 🔍 37% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  52. 🔍 37% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  53. 🔍 37% Salus et gloria - mode IVSalus et gloria - mode IV
  54. 🔍 37% Exaltabo te... alleluiaExaltabo te... alleluia
  55. 🔍 37% Ora pro nobis... allel.Ora pro nobis... allel.
  56. 🔍 37% In manus tuas... allel.In manus tuas... allel.
  57. 🔍 37% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  58. 🔍 37% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  59. 🔍 37% Justum deduxit... allel.Justum deduxit... allel.
  60. 🔍 37% Elegit DominusElegit Dominus
  61. 🔍 37% Exsurgat DeusExsurgat Deus
  62. 🔍 37% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  63. 🔍 37% Dominus vias suasDominus vias suas
  64. 🔍 37% Repleti suntRepleti sunt
  65. 🔍 37% Stetit Angelus... allel.Stetit Angelus... allel.