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% Salutis aeternae datorSalutis aeternae dator
  2. πŸ” 99% Salutis aeternae datorSalutis aeternae dator
  3. πŸ” 82% Placare Christe servulisPlacare Christe servulis
  4. πŸ” 81% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  5. πŸ” 72% Iesu salvator saeculiIesu salvator saeculi
  6. πŸ” 68% Lucis Creator optime (Dom. per Annum)Lucis Creator optime (Dom. per Annum)
  7. πŸ” 67% Placare Christe servulisPlacare Christe servulis
  8. πŸ” 65% Christe redemptor omnium conservaChriste redemptor omnium conserva
  9. πŸ” 64% O Salutaris Hostia II (cantus ad processiones)O Salutaris Hostia II (cantus ad processiones)
  10. πŸ” 61% Jesu Salvator saeculiJesu Salvator saeculi
  11. πŸ” 60% Avete solitudinisAvete solitudinis
  12. πŸ” 57% Jesu salvator saeculiJesu salvator saeculi
  13. πŸ” 56% Salvete cedri LibaniSalvete cedri Libani
  14. πŸ” 55% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  15. πŸ” 50% Te lucis ante terminum (Dom. per annum)Te lucis ante terminum (Dom. per annum)
  16. πŸ” 45% Memento salutis AuctorMemento salutis Auctor
  17. πŸ” 45% Aurora solis nuntiaAurora solis nuntia
  18. πŸ” 44% Te Mater alma NuminisTe Mater alma Numinis
  19. πŸ” 44% Jam morte victor obrutaJam morte victor obruta
  20. πŸ” 44% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  21. πŸ” 44% O Prima VirgoO Prima Virgo
  22. πŸ” 44% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  23. πŸ” 44% Te gestientem gaudiisTe gestientem gaudiis
  24. πŸ” 44% Jam morte victorJam morte victor
  25. πŸ” 43% In monte olivisIn monte olivis
  26. πŸ” 43% Aurora soli praeviaAurora soli praevia
  27. πŸ” 43% Te gestientem gaudiisTe gestientem gaudiis
  28. πŸ” 43% O gloriosa DominaO gloriosa Domina
  29. πŸ” 43% O gloriosa VirginumO gloriosa Virginum
  30. πŸ” 43% O gloriosa VirginumO gloriosa Virginum
  31. πŸ” 43% Quem terra pontus aetheraQuem terra pontus aethera
  32. πŸ” 43% Memento rerum conditorMemento rerum conditor
  33. πŸ” 43% Caelestis aulae NuntiusCaelestis aulae Nuntius
  34. πŸ” 43% Caelestis aulae nuntiusCaelestis aulae nuntius
  35. πŸ” 43% Praeclara custos VirginumPraeclara custos Virginum
  36. πŸ” 42% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  37. πŸ” 42% Quem terra pontus sideraQuem terra pontus sidera
  38. πŸ” 42% Aeterne Rex altissimeAeterne Rex altissime
  39. πŸ” 42% Memento rerum conditorMemento rerum conditor
  40. πŸ” 42% O prima Virgo proditaO prima Virgo prodita
  41. πŸ” 42% Aurora solis nuntiaAurora solis nuntia
  42. πŸ” 42% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  43. πŸ” 41% In monte olivisIn monte olivis
  44. πŸ” 41% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  45. πŸ” 41% Maria virgo regiaMaria virgo regia
  46. πŸ” 41% O gloriosa virginumO gloriosa virginum
  47. πŸ” 40% Aeterne Rex altissimeAeterne Rex altissime
  48. πŸ” 40% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  49. πŸ” 40% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  50. πŸ” 40% Quem terra pontus sideraQuem terra pontus sidera
  51. πŸ” 40% Rerum Deus (BVM)Rerum Deus (BVM)
  52. πŸ” 40% Rerum Deus tenax vigor (In festis BMV)Rerum Deus tenax vigor (In festis BMV)
  53. πŸ” 40% O sancta mundi dominaO sancta mundi domina
  54. πŸ” 40% Placare Christe servuliPlacare Christe servuli
  55. πŸ” 40% Lux alma Jesu mentiumLux alma Jesu mentium
  56. πŸ” 39% Jam morte victorJam morte victor
  57. πŸ” 39% Te gestientem gaudiisTe gestientem gaudiis
  58. πŸ” 39% O prima Virgo proditaO prima Virgo prodita
  59. πŸ” 39% Nunc Sancte nobis (In Festis BMV)Nunc Sancte nobis (In Festis BMV)
  60. πŸ” 39% Deus tuorum militumDeus tuorum militum
  61. πŸ” 39% Aurora soli praeviaAurora soli praevia
  62. πŸ” 39% Verbum supernumVerbum supernum
  63. πŸ” 39% Deus tuorum militumDeus tuorum militum
  64. πŸ” 39% Caelo Redemptor praetulitCaelo Redemptor praetulit
  65. πŸ” 39% Ad regias Agni dapesAd regias Agni dapes