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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Decora lux aeternitatis (Alter tonus)Decora lux aeternitatis (Alter tonus)
  2. πŸ” 89% Decora lux aeternitatis (another chant)Decora lux aeternitatis (another chant)
  3. πŸ” 50% Aurea luceAurea luce
  4. πŸ” 46% Decora lux aeternitatisDecora lux aeternitatis
  5. πŸ” 43% Decora lux aeternitatisDecora lux aeternitatis
  6. πŸ” 43% Doctor egregie (I)Doctor egregie (I)
  7. πŸ” 43% Salve Crux sanctaSalve Crux sancta
  8. πŸ” 42% Jam bone pastorJam bone pastor
  9. πŸ” 42% Aurea luceAurea luce
  10. πŸ” 42% Doctor egregie (II)Doctor egregie (II)
  11. πŸ” 41% Originale crimen (Exaltatio)Originale crimen (Exaltatio)
  12. πŸ” 41% Veni Creator SpiritusVeni Creator Spiritus
  13. πŸ” 41% Originale crimen (Inventio)Originale crimen (Inventio)
  14. πŸ” 39% In monte olivisIn monte olivis
  15. πŸ” 38% O Prima VirgoO Prima Virgo
  16. πŸ” 38% Te gestientem gaudiisTe gestientem gaudiis
  17. πŸ” 38% Jam morte victor obrutaJam morte victor obruta
  18. πŸ” 38% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  19. πŸ” 38% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  20. πŸ” 38% Aurora soli praeviaAurora soli praevia
  21. πŸ” 37% Caelo Redemptor praetulitCaelo Redemptor praetulit
  22. πŸ” 37% Jam Christus astra ascenderatJam Christus astra ascenderat
  23. πŸ” 37% Memento salutis AuctorMemento salutis Auctor
  24. πŸ” 37% A solis ortus cardineA solis ortus cardine
  25. πŸ” 37% Aurea lucisAurea lucis
  26. πŸ” 37% Sacris SolemnisSacris Solemnis
  27. πŸ” 37% A solis ortu... HieronymeA solis ortu... Hieronyme
  28. πŸ” 37% Caelestis aulae NuntiusCaelestis aulae Nuntius
  29. πŸ” 36% Quem terra pontus aetheraQuem terra pontus aethera
  30. πŸ” 36% Terrena cessent organaTerrena cessent organa
  31. πŸ” 36% Quem terra pontus sideraQuem terra pontus sidera
  32. πŸ” 36% Panis solemnisPanis solemnis
  33. πŸ” 36% Te Mater alma NuminisTe Mater alma Numinis
  34. πŸ” 36% Veni Creator SpiritusVeni Creator Spiritus
  35. πŸ” 35% Praeclara custos VirginumPraeclara custos Virginum
  36. πŸ” 35% In monte olivisIn monte olivis
  37. πŸ” 35% Memento rerum conditorMemento rerum conditor
  38. πŸ” 35% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  39. πŸ” 35% Memento rerum conditorMemento rerum conditor
  40. πŸ” 35% O gloriosa DominaO gloriosa Domina
  41. πŸ” 35% O gloriosa VirginumO gloriosa Virginum
  42. πŸ” 35% O gloriosa VirginumO gloriosa Virginum
  43. πŸ” 35% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  44. πŸ” 35% Jam morte victorJam morte victor
  45. πŸ” 35% Veni Creator (1983/1934)Veni Creator (1983/1934)
  46. πŸ” 35% Te gestientem gaudiisTe gestientem gaudiis
  47. πŸ” 35% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  48. πŸ” 34% Te gratulantesTe gratulantes
  49. πŸ” 34% O sancta mundi dominaO sancta mundi domina
  50. πŸ” 34% Almi prophetaeAlmi prophetae
  51. πŸ” 34% O prima Virgo proditaO prima Virgo prodita
  52. πŸ” 34% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  53. πŸ” 34% Quae caritatisQuae caritatis
  54. πŸ” 34% O prima Virgo proditaO prima Virgo prodita
  55. πŸ” 34% Te gestientem gaudiisTe gestientem gaudiis
  56. πŸ” 34% Rector potens verax Deus (In festis BMV)Rector potens verax Deus (In festis BMV)
  57. πŸ” 33% Aurora solis nuntiaAurora solis nuntia
  58. πŸ” 33% Caeli civesCaeli cives
  59. πŸ” 33% Aurora soli praeviaAurora soli praevia
  60. πŸ” 33% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  61. πŸ” 33% Maria virgo regiaMaria virgo regia
  62. πŸ” 33% Ad regias Agni dapesAd regias Agni dapes
  63. πŸ” 33% Beata Dei genetrix nitorBeata Dei genetrix nitor
  64. πŸ” 33% Quem terra pontus sideraQuem terra pontus sidera
  65. πŸ” 33% Nunc ad coronas pergiteNunc ad coronas pergite