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% Justum deduxit... allel.Justum deduxit... allel.
  2. 🔍 79% Justum deduxitJustum deduxit
  3. 🔍 50% Justi autem... allel.Justi autem... allel.
  4. 🔍 49% Justum deduxit DominusJustum deduxit Dominus
  5. 🔍 46% Laetamini in Domino... allel.Laetamini in Domino... allel.
  6. 🔍 46% Ascendit DeusAscendit Deus
  7. 🔍 45% Magna est gloria... allel.Magna est gloria... allel.
  8. 🔍 45% Gloria et honore... allel.Gloria et honore... allel.
  9. 🔍 45% Qui me invenerit... allel.Qui me invenerit... allel.
  10. 🔍 44% Specie tua... allel.Specie tua... allel.
  11. 🔍 44% Ascendit fumus... allel.Ascendit fumus... allel.
  12. 🔍 44% Sancta... semper... allel.Sancta... semper... allel.
  13. 🔍 44% Notum fecitNotum fecit
  14. 🔍 43% Puer natus in BethlehemPuer natus in Bethlehem
  15. 🔍 43% In manus tuas... allel.In manus tuas... allel.
  16. 🔍 43% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  17. 🔍 43% Amavit eum... allelAmavit eum... allel
  18. 🔍 43% Posuisti Domine... allel. (Resp. Br.)Posuisti Domine... allel. (Resp. Br.)
  19. 🔍 43% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  20. 🔍 43% Omnes GentesOmnes Gentes
  21. 🔍 42% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  22. 🔍 42% Dominus vias suasDominus vias suas
  23. 🔍 42% Justum deduxit DominusJustum deduxit Dominus
  24. 🔍 42% Beati qui habitant... allel.Beati qui habitant... allel.
  25. 🔍 42% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  26. 🔍 42% Misericordia tuaMisericordia tua
  27. 🔍 42% Justus ut palma... allel.Justus ut palma... allel.
  28. 🔍 42% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  29. 🔍 42% Alleluia (mode 8)Alleluia (mode 8)
  30. 🔍 42% Alleluia (mode 8)Alleluia (mode 8)
  31. 🔍 42% Jesu Christe... allel.Jesu Christe... allel.
  32. 🔍 42% Per signum crucisPer signum crucis
  33. 🔍 42% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  34. 🔍 42% Domum tuam... allel.Domum tuam... allel.
  35. 🔍 41% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  36. 🔍 41% Ego Mater... allel.Ego Mater... allel.
  37. 🔍 41% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  38. 🔍 41% ResurrexitResurrexit
  39. 🔍 41% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  40. 🔍 41% Elevata estElevata est
  41. 🔍 41% Alleluia Lapis revolutusAlleluia Lapis revolutus
  42. 🔍 41% Ora pro nobis... allel.Ora pro nobis... allel.
  43. 🔍 41% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  44. 🔍 41% Alleluia Omnes GentesAlleluia Omnes Gentes
  45. 🔍 40% Exsultent justi... allel.Exsultent justi... allel.
  46. 🔍 40% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  47. 🔍 40% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  48. 🔍 40% Surrexit DominusSurrexit Dominus
  49. 🔍 40% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  50. 🔍 40% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  51. 🔍 40% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  52. 🔍 40% Salus et gloria - mode IVSalus et gloria - mode IV
  53. 🔍 40% Sancta Maria... allel.Sancta Maria... allel.
  54. 🔍 39% AlleluiaAlleluia
  55. 🔍 39% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  56. 🔍 39% Salus et gloriaSalus et gloria
  57. 🔍 39% Omnes de SabaOmnes de Saba
  58. 🔍 39% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  59. 🔍 39% Repleti suntRepleti sunt
  60. 🔍 39% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  61. 🔍 39% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  62. 🔍 39% In omnem terram... allel.In omnem terram... allel.
  63. 🔍 39% Educas panem de terraEducas panem de terra
  64. 🔍 39% Diffusa est gratia... allel.Diffusa est gratia... allel.
  65. 🔍 39% Quae est ista... allel.Quae est ista... allel.