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% Benedictus Dominus SidrachBenedictus Dominus Sidrach
  2. 🔍 74% Benedictus Dominus SidrachBenedictus Dominus Sidrach
  3. 🔍 57% Benedictus Dominus SidrachBenedictus Dominus Sidrach
  4. 🔍 24% Benedictus Deus qui misitBenedictus Deus qui misit
  5. 🔍 24% Benedictus DominusBenedictus Dominus
  6. 🔍 24% Benedictus Deus qui misitBenedictus Deus qui misit
  7. 🔍 23% Benedictus Deus qui misitBenedictus Deus qui misit
  8. 🔍 21% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  9. 🔍 21% Benedictus DominusBenedictus Dominus
  10. 🔍 20% Surrexit ChristusSurrexit Christus
  11. 🔍 20% Benedictus Deus qui misitBenedictus Deus qui misit
  12. 🔍 20% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  13. 🔍 20% Benedictus Dominus DeusBenedictus Dominus Deus
  14. 🔍 19% Gloriosus apparuistiGloriosus apparuisti
  15. 🔍 19% Benedictus Dominus DeusBenedictus Dominus Deus
  16. 🔍 19% Benedictus Dominus Deus IsraelBenedictus Dominus Deus Israel
  17. 🔍 19% Benedictus es DomineBenedictus es Domine
  18. 🔍 18% In diebus illis: Nabuchodonosor rexIn diebus illis: Nabuchodonosor rex
  19. 🔍 18% Amavit eum Dominus (Resp. Br. T.P.)Amavit eum Dominus (Resp. Br. T.P.)
  20. 🔍 18% Benedictus Dominus Deus meusBenedictus Dominus Deus meus
  21. 🔍 18% Benedictus DominusBenedictus Dominus
  22. 🔍 18% Benedictus DominusBenedictus Dominus
  23. 🔍 18% Nocti succedit luciferNocti succedit lucifer
  24. 🔍 18% Benedictus DominusBenedictus Dominus
  25. 🔍 17% Regina caeli (Officium Parvum)Regina caeli (Officium Parvum)
  26. 🔍 17% Exsurgat DeusExsurgat Deus
  27. 🔍 17% Surrexit Dominus vereSurrexit Dominus vere
  28. 🔍 17% Benedictus Dominus quia hodieBenedictus Dominus quia hodie
  29. 🔍 17% Beata nobis gaudiaBeata nobis gaudia
  30. 🔍 17% Benedictus... IsraelBenedictus... Israel
  31. 🔍 17% In medio EcclesiaeIn medio Ecclesiae
  32. 🔍 17% Gloria et honore...allel.Gloria et honore...allel.
  33. 🔍 17% Omnes GentesOmnes Gentes
  34. 🔍 17% Angelus Domini nuntiavit (Resp. Br. T.P.)Angelus Domini nuntiavit (Resp. Br. T.P.)
  35. 🔍 17% Alleluia Dominus regnavitAlleluia Dominus regnavit
  36. 🔍 17% Cohors beata SeraphimCohors beata Seraphim
  37. 🔍 17% Alleluia Dominus regnavitAlleluia Dominus regnavit
  38. 🔍 16% Amplificatus est (T.P.)Amplificatus est (T.P.)
  39. 🔍 16% Commune vos apostoliCommune vos apostoli
  40. 🔍 16% Beata nobis gaudiaBeata nobis gaudia
  41. 🔍 16% Benedictus DominusBenedictus Dominus
  42. 🔍 16% Te saeculorum PrincipemTe saeculorum Principem
  43. 🔍 16% Nocti succedit luciferNocti succedit lucifer
  44. 🔍 16% Salva RedemptorSalva Redemptor
  45. 🔍 16% In manus tuas Domine (Tempore Paschali)In manus tuas Domine (Tempore Paschali)
  46. 🔍 16% Alleluia Omnes GentesAlleluia Omnes Gentes
  47. 🔍 16% Benedictus DominusBenedictus Dominus
  48. 🔍 16% Salus et gloria - mode IVSalus et gloria - mode IV
  49. 🔍 16% Notum fecit DominusNotum fecit Dominus
  50. 🔍 16% Gloria VIIGloria VII
  51. 🔍 16% Benedictus Dominus inBenedictus Dominus in
  52. 🔍 16% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  53. 🔍 16% Benedictus Dominus quiaBenedictus Dominus quia
  54. 🔍 16% Filiae JerusalemFiliae Jerusalem
  55. 🔍 16% Regina caeliRegina caeli
  56. 🔍 16% In multitudineIn multitudine
  57. 🔍 16% Surrexit Dominus vereSurrexit Dominus vere
  58. 🔍 16% Dominus tamquamDominus tamquam
  59. 🔍 16% Serve nequamServe nequam
  60. 🔍 16% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  61. 🔍 16% Ad Virginem Dei MatremAd Virginem Dei Matrem
  62. 🔍 16% Immortali laudeImmortali laude
  63. 🔍 16% In regenerationeIn regeneratione
  64. 🔍 16% Hodie completi suntHodie completi sunt
  65. 🔍 16% Sanctus III.Sanctus III.