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% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  2. 🔍 65% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  3. 🔍 62% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  4. 🔍 33% Fulgebunt justi Fulgebunt justi
  5. 🔍 32% Fulgebunt justi sicut solFulgebunt justi sicut sol
  6. 🔍 32% Fulgebunt justi sicut solFulgebunt justi sicut sol
  7. 🔍 32% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  8. 🔍 31% Qui sperantQui sperant
  9. 🔍 31% Justi fulgebunt sicut solJusti fulgebunt sicut sol
  10. 🔍 31% Fulgebunt justi sicut solFulgebunt justi sicut sol
  11. 🔍 30% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  12. 🔍 28% Qui sperantQui sperant
  13. 🔍 25% Nomen sempiternumNomen sempiternum
  14. 🔍 25% CaptabuntCaptabunt
  15. 🔍 25% Bellabunt adversum teBellabunt adversum te
  16. 🔍 24% Laetentur omnesLaetentur omnes
  17. 🔍 24% Et factum estEt factum est
  18. 🔍 24% Captabunt in animam justi Captabunt in animam justi
  19. 🔍 24% Sancti et justiSancti et justi
  20. 🔍 23% Justi autemJusti autem
  21. 🔍 23% A solis ortusA solis ortus
  22. 🔍 23% Venit lumenVenit lumen
  23. 🔍 22% Gaudent in caelisGaudent in caelis
  24. 🔍 22% Joannes vocabiturJoannes vocabitur
  25. 🔍 22% Dominus tamquam ovisDominus tamquam ovis
  26. 🔍 22% Laetitia sempiterna super capitaLaetitia sempiterna super capita
  27. 🔍 21% Dominus electorumDominus electorum
  28. 🔍 21% Cum appropinquaret DominusCum appropinquaret Dominus
  29. 🔍 21% Ecce dies venient (Resp.)Ecce dies venient (Resp.)
  30. 🔍 21% Veni Redemptor gentiumVeni Redemptor gentium
  31. 🔍 21% Nomen sempiternumNomen sempiternum
  32. 🔍 21% MagnificentiamMagnificentiam
  33. 🔍 21% Venite exultemus IV GVenite exultemus IV G
  34. 🔍 21% Adorabunt eumAdorabunt eum
  35. 🔍 21% Amen dico... quia nonAmen dico... quia non
  36. 🔍 21% Cum esset desponsataCum esset desponsata
  37. 🔍 21% Montes et collesMontes et colles
  38. 🔍 21% Cum appropinquaretCum appropinquaret
  39. 🔍 21% Hostis HerodesHostis Herodes
  40. 🔍 21% Fulgebunt justi sicut solFulgebunt justi sicut sol
  41. 🔍 21% Laetare caelum desuperLaetare caelum desuper
  42. 🔍 21% Nomen sempiternumNomen sempiternum
  43. 🔍 20% Ut Antonini gloriamUt Antonini gloriam
  44. 🔍 20% Cum appropinquaretCum appropinquaret
  45. 🔍 20% Beata AgathaBeata Agatha
  46. 🔍 20% Felix namqueFelix namque
  47. 🔍 20% Te Deum PatremTe Deum Patrem
  48. 🔍 20% Adorabunt eumAdorabunt eum
  49. 🔍 20% Super muros tuosSuper muros tuos
  50. 🔍 20% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  51. 🔍 20% Peccata meaPeccata mea
  52. 🔍 20% Redemisti nos Domine (Ant)Redemisti nos Domine (Ant)
  53. 🔍 20% Virginis CatharinaeVirginis Catharinae
  54. 🔍 20% Exsultabunt sancti (Ant.)Exsultabunt sancti (Ant.)
  55. 🔍 20% Beati martyresBeati martyres
  56. 🔍 20% In illa dieIn illa die
  57. 🔍 20% Bellabunt adversum te (T.P.)Bellabunt adversum te (T.P.)
  58. 🔍 20% Stabunt justi in magna constantiaStabunt justi in magna constantia
  59. 🔍 20% Exsultabunt DominoExsultabunt Domino
  60. 🔍 20% Beata Dei GenitrixBeata Dei Genitrix
  61. 🔍 20% Qui exspectant DominumQui exspectant Dominum
  62. 🔍 20% Christus JesusChristus Jesus
  63. 🔍 19% Lux perpetuaLux perpetua
  64. 🔍 19% O quam felixO quam felix
  65. 🔍 19% Omnes gentes (Comm.)Omnes gentes (Comm.)