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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Rex summe regumRex summe regum
  2. πŸ” 79% Decora lux aeternitatisDecora lux aeternitatis
  3. πŸ” 77% Decora lux aeternitatisDecora lux aeternitatis
  4. πŸ” 74% Beate Pastor PetreBeate Pastor Petre
  5. πŸ” 72% Beate Pastor PetreBeate Pastor Petre
  6. πŸ” 70% Egregie DoctorEgregie Doctor
  7. πŸ” 69% Egregie Doctor PauleEgregie Doctor Paule
  8. πŸ” 68% Beate Pastor PetreBeate Pastor Petre
  9. πŸ” 61% Egregie Doctor PauleEgregie Doctor Paule
  10. πŸ” 55% Rex summe regum (Prop. GalliΓ¦)Rex summe regum (Prop. GalliΓ¦)
  11. πŸ” 51% Iam bone pastorIam bone pastor
  12. πŸ” 49% Jam bone pastorJam bone pastor
  13. πŸ” 49% Doctor egregie PauleDoctor egregie Paule
  14. πŸ” 47% Jam bone pastorJam bone pastor
  15. πŸ” 45% Commune vos apostoliCommune vos apostoli
  16. πŸ” 43% Qui luce splendesQui luce splendes
  17. πŸ” 43% Qui luce splendesQui luce splendes
  18. πŸ” 43% Ave maris stella (another chant)Ave maris stella (another chant)
  19. πŸ” 43% Cohors beata SeraphimCohors beata Seraphim
  20. πŸ” 43% Relucens inter principesRelucens inter principes
  21. πŸ” 42% Apostolorum passio diemApostolorum passio diem
  22. πŸ” 42% Te nostra laetisTe nostra laetis
  23. πŸ” 41% Hugo pius pater,Hugo pius pater,
  24. πŸ” 41% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  25. πŸ” 41% Te sancte rursus LudoviceTe sancte rursus Ludovice
  26. πŸ” 40% Praeclara qua tu gloriaPraeclara qua tu gloria
  27. πŸ” 40% Iste Confessor patriarchaIste Confessor patriarcha
  28. πŸ” 40% Te Joseph celebrentTe Joseph celebrent
  29. πŸ” 40% Commune vos apostoliCommune vos apostoli
  30. πŸ” 39% Quis... arguetQuis... arguet
  31. πŸ” 39% Gemma caelestisGemma caelestis
  32. πŸ” 38% Gemma cΓ¦lestisGemma cΓ¦lestis
  33. πŸ” 38% Laudibus civesLaudibus cives
  34. πŸ” 38% Quid tuo nobisQuid tuo nobis
  35. πŸ” 38% Te IosephTe Ioseph
  36. πŸ” 38% Iste Confessor (Conf. not Bishop) 6Iste Confessor (Conf. not Bishop) 6
  37. πŸ” 38% Te Joseph celebrentTe Joseph celebrent
  38. πŸ” 38% Iste Confessorum Domini (in Feriis sextis)Iste Confessorum Domini (in Feriis sextis)
  39. πŸ” 38% Iste Confessor (Conf. not Bishop) (another chant)Iste Confessor (Conf. not Bishop) (another chant)
  40. πŸ” 37% Inter aeternasInter aeternas
  41. πŸ” 37% Salve crux sanctaSalve crux sancta
  42. πŸ” 37% Te Joseph celebrentTe Joseph celebrent
  43. πŸ” 37% Candor aeternaeCandor aeternae
  44. πŸ” 37% Iste ConfessorIste Confessor
  45. πŸ” 37% Christe caelorum habitator almeChriste caelorum habitator alme
  46. πŸ” 37% Stans beata AgathaStans beata Agatha
  47. πŸ” 37% Christe caelorum habitator almeChriste caelorum habitator alme
  48. πŸ” 36% Stans beata AgathaStans beata Agatha
  49. πŸ” 36% Captator olim pisciumCaptator olim piscium
  50. πŸ” 36% Trinitas summoTrinitas summo
  51. πŸ” 36% Solis o VirgoSolis o Virgo
  52. πŸ” 36% Gaudium mundiGaudium mundi
  53. πŸ” 36% Alto ex Olympi verticeAlto ex Olympi vertice
  54. πŸ” 36% Salva RedemptorSalva Redemptor
  55. πŸ” 36% Beata es Virgo Maria quae (Ant)Beata es Virgo Maria quae (Ant)
  56. πŸ” 36% Legis sacrataeLegis sacratae
  57. πŸ” 36% Iste Confessor Domini [S Martini]Iste Confessor Domini [S Martini]
  58. πŸ” 35% Ave maris stellaAve maris stella
  59. πŸ” 35% Salvator mundiSalvator mundi
  60. πŸ” 35% Angelus Domini astititAngelus Domini astitit
  61. πŸ” 35% Dies iraeDies irae
  62. πŸ” 35% Te lucis ante terminum (Tempus Adventus)Te lucis ante terminum (Tempus Adventus)
  63. πŸ” 35% Angularis fundamentumAngularis fundamentum
  64. πŸ” 35% Angularis fundamentumAngularis fundamentum
  65. πŸ” 34% Ego sum AlphaEgo sum Alpha