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% Deus omnipotensDeus omnipotens
  2. 🔍 60% Deus omnipotens praecinxitDeus omnipotens praecinxit
  3. 🔍 51% In hoc cognoviIn hoc cognovi
  4. 🔍 49% Deus omnipotensDeus omnipotens
  5. 🔍 47% Posuit mePosuit me
  6. 🔍 47% Omnes GentesOmnes Gentes
  7. 🔍 46% Magna est gloria... allel.Magna est gloria... allel.
  8. 🔍 46% Qui me invenerit... allel.Qui me invenerit... allel.
  9. 🔍 46% Elevata estElevata est
  10. 🔍 46% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  11. 🔍 46% Ipse invocabit meIpse invocabit me
  12. 🔍 46% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  13. 🔍 45% Exaltabo te... alleluiaExaltabo te... alleluia
  14. 🔍 45% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  15. 🔍 45% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  16. 🔍 45% Ascendit DeusAscendit Deus
  17. 🔍 45% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  18. 🔍 45% DefeceruntDefecerunt
  19. 🔍 45% Puer natus in BethlehemPuer natus in Bethlehem
  20. 🔍 45% Alleluia Omnes GentesAlleluia Omnes Gentes
  21. 🔍 45% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  22. 🔍 45% Alleluia (mode 8)Alleluia (mode 8)
  23. 🔍 45% Salus et gloria - mode IVSalus et gloria - mode IV
  24. 🔍 45% Alleluia (mode 8)Alleluia (mode 8)
  25. 🔍 44% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  26. 🔍 44% Notum fecitNotum fecit
  27. 🔍 44% Exsurgat DeusExsurgat Deus
  28. 🔍 44% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  29. 🔍 44% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  30. 🔍 44% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  31. 🔍 44% Posuisti Domine... allel. (Resp. Br.)Posuisti Domine... allel. (Resp. Br.)
  32. 🔍 43% Elegit eam Deus... allel.Elegit eam Deus... allel.
  33. 🔍 43% Ego dilecto meoEgo dilecto meo
  34. 🔍 43% OmnipotensOmnipotens
  35. 🔍 43% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  36. 🔍 43% Salus et gloriaSalus et gloria
  37. 🔍 43% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  38. 🔍 43% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  39. 🔍 43% Magnificate DominumMagnificate Dominum
  40. 🔍 43% Dominus vias suasDominus vias suas
  41. 🔍 43% Anima... liquefactaAnima... liquefacta
  42. 🔍 42% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  43. 🔍 42% Sancta Maria... allel.Sancta Maria... allel.
  44. 🔍 42% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  45. 🔍 42% Secundum misericordiamSecundum misericordiam
  46. 🔍 42% AlleluiaAlleluia
  47. 🔍 42% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  48. 🔍 42% Salus et gloriaSalus et gloria
  49. 🔍 42% Omnes de SabaOmnes de Saba
  50. 🔍 42% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  51. 🔍 42% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  52. 🔍 42% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  53. 🔍 42% Domum tuam... allel.Domum tuam... allel.
  54. 🔍 42% Surrexit DominusSurrexit Dominus
  55. 🔍 42% Salus et gloriaSalus et gloria
  56. 🔍 42% Alleluia Lapis revolutusAlleluia Lapis revolutus
  57. 🔍 41% Sancta... semper... allel.Sancta... semper... allel.
  58. 🔍 41% Data est mihiData est mihi
  59. 🔍 41% Sit nomen DominiSit nomen Domini
  60. 🔍 41% In manus tuas Domine (Tempore Paschali)In manus tuas Domine (Tempore Paschali)
  61. 🔍 41% Verbo DominiVerbo Domini
  62. 🔍 41% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  63. 🔍 41% ResurrexitResurrexit
  64. 🔍 41% Misericordia tuaMisericordia tua
  65. 🔍 41% Specie tua... allel.Specie tua... allel.