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% Magnus DominusMagnus Dominus
  2. 🔍 42% Magnus Dominus (Resp.)Magnus Dominus (Resp.)
  3. 🔍 41% Et JesusEt Jesus
  4. 🔍 35% Et Jesus proficiebatEt Jesus proficiebat
  5. 🔍 34% Celsi meritiCelsi meriti
  6. 🔍 34% O Sena!O Sena!
  7. 🔍 34% Magnus Dominus noster (Resp. Br.)Magnus Dominus noster (Resp. Br.)
  8. 🔍 34% Et Jesus proficiebatEt Jesus proficiebat
  9. 🔍 33% Quodcumque ligaverisQuodcumque ligaveris
  10. 🔍 33% Ortus refulget luciferOrtus refulget lucifer
  11. 🔍 32% O Redemptor O Redemptor
  12. 🔍 32% O RedemptorO Redemptor
  13. 🔍 29% Magnus Dominus nosterMagnus Dominus noster
  14. 🔍 29% In spirituIn spiritu
  15. 🔍 28% O lux beata CaelitumO lux beata Caelitum
  16. 🔍 28% O lux beata CaelitumO lux beata Caelitum
  17. 🔍 28% O lux beata CaelitumO lux beata Caelitum
  18. 🔍 28% O lux beata CaelitumO lux beata Caelitum
  19. 🔍 27% Venite exultemus IIIVenite exultemus III
  20. 🔍 27% O lux beata CaelitumO lux beata Caelitum
  21. 🔍 27% O gente felix hospitaO gente felix hospita
  22. 🔍 27% Os justiOs justi
  23. 🔍 27%
  24. 🔍 27% Magnus Dominus nosterMagnus Dominus noster
  25. 🔍 26% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  26. 🔍 26% Urbs Jerusalem beataUrbs Jerusalem beata
  27. 🔍 26% Magnus Dominus nosterMagnus Dominus noster
  28. 🔍 26% Hymnus Te DeumHymnus Te Deum
  29. 🔍 26% AngularisAngularis
  30. 🔍 26% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  31. 🔍 26% Libera me Domine de morteLibera me Domine de morte
  32. 🔍 26% Quomodo fiet istudQuomodo fiet istud
  33. 🔍 25% Non fraus magnanimumNon fraus magnanimum
  34. 🔍 25% Aeterne sol qui lumineAeterne sol qui lumine
  35. 🔍 25% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis
  36. 🔍 25% In voluntateIn voluntate
  37. 🔍 25% Magnus praecoMagnus praeco
  38. 🔍 24% Magnus DominusMagnus Dominus
  39. 🔍 24% Stans autem JesusStans autem Jesus
  40. 🔍 24% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  41. 🔍 24% Te beata sponsa ChristiTe beata sponsa Christi
  42. 🔍 24% Ave Rex nosterAve Rex noster
  43. 🔍 24% RecordareRecordare
  44. 🔍 23% Venite exultemus VIIVenite exultemus VII
  45. 🔍 23% Venite Exsultemus VIIVenite Exsultemus VII
  46. 🔍 23% Amo Christum (Resp.)Amo Christum (Resp.)
  47. 🔍 23% Hodie caeliHodie caeli
  48. 🔍 23% Beata AgathaBeata Agatha
  49. 🔍 23% Dedit ei... sapientiamDedit ei... sapientiam
  50. 🔍 23% ResurrexiResurrexi
  51. 🔍 23% Confiteantur... quiaConfiteantur... quia
  52. 🔍 22% Juravi dicit DominusJuravi dicit Dominus
  53. 🔍 22% Confiteantur... quiaConfiteantur... quia
  54. 🔍 22% O vos aethereiO vos aetherei
  55. 🔍 22% Te gloriosus (Ant)Te gloriosus (Ant)
  56. 🔍 22% Dignus est AgnusDignus est Agnus
  57. 🔍 22% Dignus est AgnusDignus est Agnus
  58. 🔍 22% Tu natale solum protegeTu natale solum protege
  59. 🔍 22% Christus resurgensChristus resurgens
  60. 🔍 22% Venite exsultemus (mode 7a solemnis)Venite exsultemus (mode 7a solemnis)
  61. 🔍 22% Filiae JerusalemFiliae Jerusalem
  62. 🔍 22% Lucis Creator optimeLucis Creator optime
  63. 🔍 22% Nunc ergoNunc ergo
  64. 🔍 22% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  65. 🔍 22% Descendet JesusDescendet Jesus