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% Beate Pastor PetreBeate Pastor Petre
  2. πŸ” 96% Beate Pastor PetreBeate Pastor Petre
  3. πŸ” 90% Beate Pastor PetreBeate Pastor Petre
  4. πŸ” 86% Egregie DoctorEgregie Doctor
  5. πŸ” 84% Egregie Doctor PauleEgregie Doctor Paule
  6. πŸ” 77% Decora lux aeternitatisDecora lux aeternitatis
  7. πŸ” 75% Decora lux aeternitatisDecora lux aeternitatis
  8. πŸ” 75% Egregie Doctor PauleEgregie Doctor Paule
  9. πŸ” 74% Rex summe regumRex summe regum
  10. πŸ” 59% Iam bone pastorIam bone pastor
  11. πŸ” 56% Jam bone pastorJam bone pastor
  12. πŸ” 56% Jam bone pastorJam bone pastor
  13. πŸ” 52% Doctor egregie PauleDoctor egregie Paule
  14. πŸ” 43% Ave maris stella (another chant)Ave maris stella (another chant)
  15. πŸ” 40% Relucens inter principesRelucens inter principes
  16. πŸ” 40% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  17. πŸ” 40% Cohors beata SeraphimCohors beata Seraphim
  18. πŸ” 39% Commune vos apostoliCommune vos apostoli
  19. πŸ” 39% Te nostra laetisTe nostra laetis
  20. πŸ” 39% Apostolorum passio diemApostolorum passio diem
  21. πŸ” 38% Qui luce splendesQui luce splendes
  22. πŸ” 38% Qui luce splendesQui luce splendes
  23. πŸ” 38% Te sancte rursus LudoviceTe sancte rursus Ludovice
  24. πŸ” 38% Quis... arguetQuis... arguet
  25. πŸ” 37% Stans beata AgathaStans beata Agatha
  26. πŸ” 37% Stans beata AgathaStans beata Agatha
  27. πŸ” 37% Alto ex Olympi verticeAlto ex Olympi vertice
  28. πŸ” 37% Te Joseph celebrentTe Joseph celebrent
  29. πŸ” 36% Gemma caelestisGemma caelestis
  30. πŸ” 36% Salve crux sanctaSalve crux sancta
  31. πŸ” 36% Hugo pius pater,Hugo pius pater,
  32. πŸ” 36% Commune vos apostoliCommune vos apostoli
  33. πŸ” 36% Praeclara qua tu gloriaPraeclara qua tu gloria
  34. πŸ” 36% Angularis fundamentumAngularis fundamentum
  35. πŸ” 35% Gemma cΓ¦lestisGemma cΓ¦lestis
  36. πŸ” 35% Iste Confessor patriarchaIste Confessor patriarcha
  37. πŸ” 35% Legis sacrataeLegis sacratae
  38. πŸ” 35% Angularis fundamentumAngularis fundamentum
  39. πŸ” 35% Candor aeternaeCandor aeternae
  40. πŸ” 35% Angelus Domini astititAngelus Domini astitit
  41. πŸ” 34% Quodcumque in orbeQuodcumque in orbe
  42. πŸ” 34% Iste Confessor (Conf. not Bishop) 6Iste Confessor (Conf. not Bishop) 6
  43. πŸ” 34% Te Joseph celebrentTe Joseph celebrent
  44. πŸ” 34% Ave maris stellaAve maris stella
  45. πŸ” 34% Felix per omnesFelix per omnes
  46. πŸ” 34% Dicamus laudes DominoDicamus laudes Domino
  47. πŸ” 34% Iste ConfessorIste Confessor
  48. πŸ” 34% Laudibus civesLaudibus cives
  49. πŸ” 34% Quodcumque in orbeQuodcumque in orbe
  50. πŸ” 34% Iste Confessor (Conf. not Bishop) (another chant)Iste Confessor (Conf. not Bishop) (another chant)
  51. πŸ” 34% Caelestis urbs JerusalemCaelestis urbs Jerusalem
  52. πŸ” 34% Inter aeternasInter aeternas
  53. πŸ” 33% Iste Confessorum Domini (in Feriis sextis)Iste Confessorum Domini (in Feriis sextis)
  54. πŸ” 33% Te IosephTe Ioseph
  55. πŸ” 33% Libera me Domine de morteLibera me Domine de morte
  56. πŸ” 33% Salva RedemptorSalva Redemptor
  57. πŸ” 33% Ternis horarum terminisTernis horarum terminis
  58. πŸ” 33% Quid tuo nobisQuid tuo nobis
  59. πŸ” 33% Gaude mater AnnaGaude mater Anna
  60. πŸ” 33% Sancte PauleSancte Paule
  61. πŸ” 33% Trinitas summoTrinitas summo
  62. πŸ” 33% Solis o VirgoSolis o Virgo
  63. πŸ” 33% Cum videritis abominationemCum videritis abominationem
  64. πŸ” 33% Captator olim pisciumCaptator olim piscium
  65. πŸ” 33% Auctor beate saeculiAuctor beate saeculi