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% Lex veritatisLex veritatis
  2. 🔍 77% Lex veritatisLex veritatis
  3. 🔍 71% Lex veritatisLex veritatis
  4. 🔍 52% Lux fulgebitLux fulgebit
  5. 🔍 49% Vidi civitatemVidi civitatem
  6. 🔍 44% CustodivitCustodivit
  7. 🔍 44% Spiritus Domini super meSpiritus Domini super me
  8. 🔍 43% Vidi civitatemVidi civitatem
  9. 🔍 42% Spiritus Domini super meSpiritus Domini super me
  10. 🔍 42% Lux fulgebitLux fulgebit
  11. 🔍 42% Ad te levaviAd te levavi
  12. 🔍 41% Ad te levaviAd te levavi
  13. 🔍 41% Introduxit vosIntroduxit vos
  14. 🔍 40% Introduxit vosIntroduxit vos
  15. 🔍 40% Exsultabo in JerusalemExsultabo in Jerusalem
  16. 🔍 39% Spiritus Domini sine AlleluiaSpiritus Domini sine Alleluia
  17. 🔍 38% Salus populiSalus populi
  18. 🔍 38% Vidi civitatemVidi civitatem
  19. 🔍 38% Exsultabo in JerusalemExsultabo in Jerusalem
  20. 🔍 38% In excelso thronoIn excelso throno
  21. 🔍 37% Dum sanctificatusDum sanctificatus
  22. 🔍 37% Satiavit DominusSatiavit Dominus
  23. 🔍 37% DilexistiDilexisti
  24. 🔍 37% AccipiteAccipite
  25. 🔍 37% Ego clamaviEgo clamavi
  26. 🔍 36% Deus IsraelDeus Israel
  27. 🔍 36% Gloria Patri VIIIGloria Patri VIII
  28. 🔍 36% Ego clamaviEgo clamavi
  29. 🔍 36% AccipiteAccipite
  30. 🔍 36% Repleatur osRepleatur os
  31. 🔍 36% Domine ne longeDomine ne longe
  32. 🔍 36% Dum medium silentiumDum medium silentium
  33. 🔍 36% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  34. 🔍 36% Dum clamaremDum clamarem
  35. 🔍 36% Ad te levaviAd te levavi
  36. 🔍 36% Dum sanctificatusDum sanctificatus
  37. 🔍 35% In excelso thronoIn excelso throno
  38. 🔍 35% Gloria Patri VIIIGloria Patri VIII
  39. 🔍 35% Vidi aquam (B)Vidi aquam (B)
  40. 🔍 35% Redemisti nos Domine (Intr)Redemisti nos Domine (Intr)
  41. 🔍 35% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  42. 🔍 35% Tibi dixitTibi dixit
  43. 🔍 35% Dignus est AgnusDignus est Agnus
  44. 🔍 35% DilexistiDilexisti
  45. 🔍 35% Veni de LibanoVeni de Libano
  46. 🔍 35% Victricem manumVictricem manum
  47. 🔍 34% CognoviCognovi
  48. 🔍 34% A solis ortu... HieronymeA solis ortu... Hieronyme
  49. 🔍 34% Aeterne Rex altissimeAeterne Rex altissime
  50. 🔍 34% Intret oratioIntret oratio
  51. 🔍 34% Ad regias Agni dapesAd regias Agni dapes
  52. 🔍 34% Ad regias Agni dapesAd regias Agni dapes
  53. 🔍 34% Sapientia reddiditSapientia reddidit
  54. 🔍 34% A solis ortus cardineA solis ortus cardine
  55. 🔍 34% Deus IsraelDeus Israel
  56. 🔍 34% Dum clamaremDum clamarem
  57. 🔍 33% Benedicite DominumBenedicite Dominum
  58. 🔍 33% Ecce oculiEcce oculi
  59. 🔍 33% Repleatur osRepleatur os
  60. 🔍 33% Gaudens gaudebo... quasiGaudens gaudebo... quasi
  61. 🔍 33% Omnis gloriaOmnis gloria
  62. 🔍 33% Redemisti nos Domine (Intr)Redemisti nos Domine (Intr)
  63. 🔍 33% Eduxit eosEduxit eos
  64. 🔍 33% Tibi dixitTibi dixit
  65. 🔍 33% Ego autem in... gaudeboEgo autem in... gaudebo