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% Ti YpermakhoTi Ypermakho
  2. 🔍 17% Ave Regina caelorumAve Regina caelorum
  3. 🔍 16% Ti YpermakhoTi Ypermakho
  4. 🔍 14% Ave Regina caelorumAve Regina caelorum
  5. 🔍 13% Alma RedemptorisAlma Redemptoris
  6. 🔍 13% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  7. 🔍 13% Salve ReginaSalve Regina
  8. 🔍 12% Ti YpermakhoTi Ypermakho
  9. 🔍 12% Jesu Redemptor omnium (Nat.)Jesu Redemptor omnium (Nat.)
  10. 🔍 12% Jesu Redemptor omnium (T. Nativitatis)Jesu Redemptor omnium (T. Nativitatis)
  11. 🔍 12% Exsultet orbis gaudiis (Pro S. Joanne Evang.)Exsultet orbis gaudiis (Pro S. Joanne Evang.)
  12. 🔍 12% Exsultet orbis gaudiis (St. John Evangelist)Exsultet orbis gaudiis (St. John Evangelist)
  13. 🔍 12% Alma RedemptorisAlma Redemptoris
  14. 🔍 12% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  15. 🔍 12% Deus tuorum militum (Pro S. Stephano)Deus tuorum militum (Pro S. Stephano)
  16. 🔍 12% Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)
  17. 🔍 11% Deus tuorum militum (St. Stephen)Deus tuorum militum (St. Stephen)
  18. 🔍 11% Invicte Martyr unicum (Pro S. Stephano)Invicte Martyr unicum (Pro S. Stephano)
  19. 🔍 11% Jesu dulcis memoria (Nat)Jesu dulcis memoria (Nat)
  20. 🔍 11% Audit tyrannus anxiusAudit tyrannus anxius
  21. 🔍 11% Jesu Rex admirabilisJesu Rex admirabilis
  22. 🔍 11% Jesu corona caelitumJesu corona caelitum
  23. 🔍 11% Jesu Salvator saeculiJesu Salvator saeculi
  24. 🔍 11% Salvete flores MartyrumSalvete flores Martyrum
  25. 🔍 10% Salve ReginaSalve Regina
  26. 🔍 10% Salvete flores MartyrumSalvete flores Martyrum
  27. 🔍 10% Regina CaeliRegina Caeli
  28. 🔍 10% Agios ho TheosAgios ho Theos
  29. 🔍 10% Jesu dulcis memoria!Jesu dulcis memoria!
  30. 🔍 10% Regina CaeliRegina Caeli
  31. 🔍 9% Jesu redemptor omniumJesu redemptor omnium
  32. 🔍 9% Pater NosterPater Noster
  33. 🔍 9% Agios ho TheosAgios ho Theos
  34. 🔍 8% Viderunt omnesViderunt omnes
  35. 🔍 8% Crux fidelisCrux fidelis
  36. 🔍 8% Pater NosterPater Noster
  37. 🔍 8% Pie Jesu DominePie Jesu Domine
  38. 🔍 8% Joannes postquam senuitJoannes postquam senuit
  39. 🔍 8% Fortem fidelemFortem fidelem
  40. 🔍 7% Tes presvies tis TheotokuTes presvies tis Theotoku
  41. 🔍 7% Exsultet mentisExsultet mentis
  42. 🔍 7% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  43. 🔍 7% O Martyr invictissimeO Martyr invictissime
  44. 🔍 7% Salvete cedri LibaniSalvete cedri Libani
  45. 🔍 7% LaetabundusLaetabundus
  46. 🔍 7% Ave maris stellaAve maris stella
  47. 🔍 7% Gratuletur EcclesiaGratuletur Ecclesia
  48. 🔍 7% O Christe robur MartyrumO Christe robur Martyrum
  49. 🔍 7% Regina CaeliRegina Caeli
  50. 🔍 7% Aeterne rerum ConditorAeterne rerum Conditor
  51. 🔍 6% Aeterne rerum Conditor (Dox£. Deo Patri)Aeterne rerum Conditor (Dox£. Deo Patri)
  52. 🔍 6% Tes presvies tis TheotokuTes presvies tis Theotoku
  53. 🔍 6% Aeterne rerum ConditorAeterne rerum Conditor
  54. 🔍 6% Aeterne rerum conditorAeterne rerum conditor
  55. 🔍 6% Cunctis diebusCunctis diebus
  56. 🔍 6% Et omnisEt omnis
  57. 🔍 6% Ave stellaAve stella
  58. 🔍 6% Credo I.Credo I.
  59. 🔍 6% Paschale mundoPaschale mundo
  60. 🔍 6% Parce DomineParce Domine
  61. 🔍 6% Saepe MartyrSaepe Martyr
  62. 🔍 6% Magnae dies... nobisMagnae dies... nobis
  63. 🔍 6% Aeterne rerum ... noctemAeterne rerum ... noctem
  64. 🔍 6% Ave Regina caelorumAve Regina caelorum
  65. 🔍 6% Gloria Patri (Regia)Gloria Patri (Regia)