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% Iratus rex SaulIratus rex Saul
  2. 🔍 35% Nonne isteNonne iste
  3. 🔍 27% Percussit Saul millePercussit Saul mille
  4. 🔍 26% Rex pacificusRex pacificus
  5. 🔍 26% Cum iratusCum iratus
  6. 🔍 25% Quia vidisti meQuia vidisti me
  7. 🔍 24% Nigra sumNigra sum
  8. 🔍 24% De manu omniumDe manu omnium
  9. 🔍 24% Dum committeretDum committeret
  10. 🔍 24% O Rex gentiumO Rex gentium
  11. 🔍 24% Viderunt te aquaeViderunt te aquae
  12. 🔍 24% AstiteruntAstiterunt
  13. 🔍 23% Domine mi RexDomine mi Rex
  14. 🔍 22% Misit RexMisit Rex
  15. 🔍 22% Ecce... Rex DominusEcce... Rex Dominus
  16. 🔍 22% Benedictus Deus qui misitBenedictus Deus qui misit
  17. 🔍 22% Beatus AndreasBeatus Andreas
  18. 🔍 22% Dum esset RexDum esset Rex
  19. 🔍 22% Nunc dimittisNunc dimittis
  20. 🔍 21% Paulus... JulianoPaulus... Juliano
  21. 🔍 21% O Rex gentiumO Rex gentium
  22. 🔍 21% Factum est silentiumFactum est silentium
  23. 🔍 21% Et respicientesEt respicientes
  24. 🔍 21% O nata lux de lumineO nata lux de lumine
  25. 🔍 21% Et omnes AngeliEt omnes Angeli
  26. 🔍 21% Misit DominusMisit Dominus
  27. 🔍 20% Qui me dignatus est (Ant.)Qui me dignatus est (Ant.)
  28. 🔍 20% Adorna Sion ThalamumAdorna Sion Thalamum
  29. 🔍 20% Te splendor et virtusTe splendor et virtus
  30. 🔍 20% Ne tacuerisNe tacueris
  31. 🔍 20% O Rex gentiumO Rex gentium
  32. 🔍 20% Numquid redditurNumquid redditur
  33. 🔍 20% VideruntViderunt
  34. 🔍 20% Viderunt omnesViderunt omnes
  35. 🔍 20% Rex pacificusRex pacificus
  36. 🔍 20% Angelus autem DominiAngelus autem Domini
  37. 🔍 20% Et veneruntEt venerunt
  38. 🔍 20% Beati estisBeati estis
  39. 🔍 20% ConfideConfide
  40. 🔍 20% O per omniaO per omnia
  41. 🔍 20% Cum ingredereturCum ingrederetur
  42. 🔍 20% Nigra sumNigra sum
  43. 🔍 20% Quid hic statisQuid hic statis
  44. 🔍 20% Undecim discipuliUndecim discipuli
  45. 🔍 19% Attendite universiAttendite universi
  46. 🔍 19% Quis enimQuis enim
  47. 🔍 19% Rex pacificusRex pacificus
  48. 🔍 19% Viderunt ingressusViderunt ingressus
  49. 🔍 19% Viderunt eam ... et beatamViderunt eam ... et beatam
  50. 🔍 19% Caelestis formam gloriaeCaelestis formam gloriae
  51. 🔍 19% O Rex gentiumO Rex gentium
  52. 🔍 19% Confundantur omnesConfundantur omnes
  53. 🔍 19% O Rex gentiumO Rex gentium
  54. 🔍 19% O Rex gentiumO Rex gentium
  55. 🔍 19% Planxit autem DavidPlanxit autem David
  56. 🔍 19% Beatus LaurentiusBeatus Laurentius
  57. 🔍 19% Homo quidam descendebatHomo quidam descendebat
  58. 🔍 19% Et concupiscet RexEt concupiscet Rex
  59. 🔍 19% Satiavit DominusSatiavit Dominus
  60. 🔍 19% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  61. 🔍 19% Te splendor et virtus (2)Te splendor et virtus (2)
  62. 🔍 19% O lux salutis nuntiaO lux salutis nuntia
  63. 🔍 19% O Rex gloriaeO Rex gloriae
  64. 🔍 19% Cum his qui oderuntCum his qui oderunt
  65. 🔍 19% Libenter gloriaborLibenter gloriabor