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% Non enim judicaviNon enim judicavi
  2. 🔍 70% Non enim judicaviNon enim judicavi
  3. 🔍 39% GaudeoGaudeo
  4. 🔍 33% LaudaminiLaudamini
  5. 🔍 31% ExsultavitExsultavit
  6. 🔍 30% Non enimNon enim
  7. 🔍 29% Mirabilis DeusMirabilis Deus
  8. 🔍 26% Diffusa est (Off.)Diffusa est (Off.)
  9. 🔍 25% IntroiboIntroibo
  10. 🔍 24% Alleluia (ad offertorium mode 8) Alleluia (ad offertorium mode 8)
  11. 🔍 24% Jam non dicamJam non dicam
  12. 🔍 24% Christo confixus sumChristo confixus sum
  13. 🔍 24% Ostende mihiOstende mihi
  14. 🔍 23% Panem caeliPanem caeli
  15. 🔍 23% Video caelos (Com.)Video caelos (Com.)
  16. 🔍 23% Sperent in teSperent in te
  17. 🔍 23% In omnem terram (Com.)In omnem terram (Com.)
  18. 🔍 22% Christo confixus sumChristo confixus sum
  19. 🔍 22% Non judicaviNon judicavi
  20. 🔍 22% Ecce sacerdosEcce sacerdos
  21. 🔍 22% Aeterne Rex altissimeAeterne Rex altissime
  22. 🔍 22% Non fecitNon fecit
  23. 🔍 22% Ego autem sicutEgo autem sicut
  24. 🔍 22% Vocem jucunditatisVocem jucunditatis
  25. 🔍 22% Domine Deus salutis... alleluiaDomine Deus salutis... alleluia
  26. 🔍 22% Domine secundum actumDomine secundum actum
  27. 🔍 22% CognoviCognovi
  28. 🔍 21% Dum venerit Paraclitus (2)Dum venerit Paraclitus (2)
  29. 🔍 21% ExaudivitExaudivit
  30. 🔍 21% Improperium... et non inveniImproperium... et non inveni
  31. 🔍 21% Dum sanctificatusDum sanctificatus
  32. 🔍 21% Exsultabo in JerusalemExsultabo in Jerusalem
  33. 🔍 21% Domine Deus salutisDomine Deus salutis
  34. 🔍 21% Circumdate SionCircumdate Sion
  35. 🔍 21% Ostende mihiOstende mihi
  36. 🔍 21% CognoviCognovi
  37. 🔍 21% Repleatur osRepleatur os
  38. 🔍 21% Ego autem cumEgo autem cum
  39. 🔍 20% Exsultabo in JerusalemExsultabo in Jerusalem
  40. 🔍 20% Improperium... et dederuntImproperium... et dederunt
  41. 🔍 20% Miserere mihiMiserere mihi
  42. 🔍 20% Non judicaviNon judicavi
  43. 🔍 20% Domine Deus salutis... alleluiaDomine Deus salutis... alleluia
  44. 🔍 20% Spiritus estSpiritus est
  45. 🔍 20% Jucundare filiaJucundare filia
  46. 🔍 20% Jucundare filiaJucundare filia
  47. 🔍 20% O lux beata CaelitumO lux beata Caelitum
  48. 🔍 20% Dicite in gentibusDicite in gentibus
  49. 🔍 20% Vocem jucunditatisVocem jucunditatis
  50. 🔍 20% Domine Deus salutisDomine Deus salutis
  51. 🔍 20% Miserere mihiMiserere mihi
  52. 🔍 20% CommovistiCommovisti
  53. 🔍 20% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  54. 🔍 20% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  55. 🔍 20% Victricem manumVictricem manum
  56. 🔍 20% Misericordia DominiMisericordia Domini
  57. 🔍 20% O lux beata CaelitumO lux beata Caelitum
  58. 🔍 20% Dum sanctificatusDum sanctificatus
  59. 🔍 19% Sperent in teSperent in te
  60. 🔍 19% O gente felix hospitaO gente felix hospita
  61. 🔍 19% Exsurge Domine DeusExsurge Domine Deus
  62. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  63. 🔍 19% Veni sponsa ChristiVeni sponsa Christi
  64. 🔍 19% Dum clamaremDum clamarem
  65. 🔍 19% Mihi autem absit (Grad.)Mihi autem absit (Grad.)