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% Christus semelChristus semel
  2. 🔍 73% Christus semelChristus semel
  3. 🔍 52% Christus semelChristus semel
  4. 🔍 30% Christus semelChristus semel
  5. 🔍 26% Miserere mihiMiserere mihi
  6. 🔍 26% Scapulis suisScapulis suis
  7. 🔍 24% In nomine DominiIn nomine Domini
  8. 🔍 24% Introduxit vosIntroduxit vos
  9. 🔍 24% Miserere mihiMiserere mihi
  10. 🔍 24% Hoc corpusHoc corpus
  11. 🔍 24% Miserere meiMiserere mei
  12. 🔍 24% Christus semelChristus semel
  13. 🔍 24% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  14. 🔍 23% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  15. 🔍 23% Gloria XGloria X
  16. 🔍 23% MiseratioMiseratio
  17. 🔍 23% In nomine Jesu... Ps. DomineIn nomine Jesu... Ps. Domine
  18. 🔍 23% Semel juraviSemel juravi
  19. 🔍 23% Christus unamChristus unam
  20. 🔍 23% Magnificabitur Christus in corporeMagnificabitur Christus in corpore
  21. 🔍 22% Agnus Dei XAgnus Dei X
  22. 🔍 22% Lux fulgebitLux fulgebit
  23. 🔍 22% Gloria IIIGloria III
  24. 🔍 22% Spiritus Domini replevit (Intr)Spiritus Domini replevit (Intr)
  25. 🔍 22% Agnus XVIIIAgnus XVIII
  26. 🔍 22% Christus JesusChristus Jesus
  27. 🔍 22% Calix benedictionisCalix benedictionis
  28. 🔍 22% Gloria VGloria V
  29. 🔍 22% Semel juraviSemel juravi
  30. 🔍 22% Libera nosLibera nos
  31. 🔍 21% In nomine Jesu... Ps. GloriabunturIn nomine Jesu... Ps. Gloriabuntur
  32. 🔍 21% Agnus (ad lib.) II.Agnus (ad lib.) II.
  33. 🔍 21% Agnus XIVAgnus XIV
  34. 🔍 21% Dedit illiDedit illi
  35. 🔍 21% Christus JesusChristus Jesus
  36. 🔍 21% Satiavit DominusSatiavit Dominus
  37. 🔍 21% Agnus XIIAgnus XII
  38. 🔍 21% HumiliavitHumiliavit
  39. 🔍 21% Christus resurrexitChristus resurrexit
  40. 🔍 21% Improperium... et non inveniImproperium... et non inveni
  41. 🔍 21% Brachia peccatorumBrachia peccatorum
  42. 🔍 21% In nomine DominiIn nomine Domini
  43. 🔍 21% Miserere (Ps 50)Miserere (Ps 50)
  44. 🔍 21% Fontes aquarumFontes aquarum
  45. 🔍 20% Ego autem in... gaudeboEgo autem in... gaudebo
  46. 🔍 20% Ego autem sicutEgo autem sicut
  47. 🔍 20% Exaudisti DomineExaudisti Domine
  48. 🔍 20% Credo Apostolorum (altera melodia)Credo Apostolorum (altera melodia)
  49. 🔍 20% Exsultabo in JerusalemExsultabo in Jerusalem
  50. 🔍 20% In nomine Jesu... Ps. DomineIn nomine Jesu... Ps. Domine
  51. 🔍 20% Ego autem sicutEgo autem sicut
  52. 🔍 20% Agnus Dei VIIAgnus Dei VII
  53. 🔍 20% Spiritus Domini sine AlleluiaSpiritus Domini sine Alleluia
  54. 🔍 20% Credo VIICredo VII
  55. 🔍 20% Sapientia reddiditSapientia reddidit
  56. 🔍 20% Gloria VIGloria VI
  57. 🔍 20% Christus Jesus splendorChristus Jesus splendor
  58. 🔍 20% Factus est cum AlleluiaFactus est cum Alleluia
  59. 🔍 20% In nomine Jesu... Ps. GloriabunturIn nomine Jesu... Ps. Gloriabuntur
  60. 🔍 20% ResponsumResponsum
  61. 🔍 20% Gloria XIGloria XI
  62. 🔍 20% Agnus Dei VAgnus Dei V
  63. 🔍 20% Ego autem in Domino gaudeboEgo autem in Domino gaudebo
  64. 🔍 20% Improperium... et dederuntImproperium... et dederunt
  65. 🔍 20% Non fecitNon fecit