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% O Salutaris Hostia II (cantus ad processiones)O Salutaris Hostia II (cantus ad processiones)
  2. πŸ” 70% O salutaris Hostia IO salutaris Hostia I
  3. πŸ” 69% O Salutaris Hostia III (cantus ad processiones)O Salutaris Hostia III (cantus ad processiones)
  4. πŸ” 67% O salutaris Hostia IO salutaris Hostia I
  5. πŸ” 64% Salutis aeternae datorSalutis aeternae dator
  6. πŸ” 64% Salutis aeternae datorSalutis aeternae dator
  7. πŸ” 64% Placare Christe servulisPlacare Christe servulis
  8. πŸ” 64% O Salutaris Hostia IV (cantus ad processiones)O Salutaris Hostia IV (cantus ad processiones)
  9. πŸ” 64% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  10. πŸ” 64% O Salutaris Hostia VII (cantus ad processiones)O Salutaris Hostia VII (cantus ad processiones)
  11. πŸ” 60% O Salutaris Hostia VI (cantus ad processiones)O Salutaris Hostia VI (cantus ad processiones)
  12. πŸ” 60% O salutaris Hostia VO salutaris Hostia V
  13. πŸ” 58% O salutaris Hostia VIIO salutaris Hostia VII
  14. πŸ” 58% O Salutaris Hostia (Creator Alme)O Salutaris Hostia (Creator Alme)
  15. πŸ” 57% Lucis Creator optime (Dom. per Annum)Lucis Creator optime (Dom. per Annum)
  16. πŸ” 55% Iesu salvator saeculiIesu salvator saeculi
  17. πŸ” 55% O salutaris Hostia IVO salutaris Hostia IV
  18. πŸ” 55% Christe redemptor omnium conservaChriste redemptor omnium conserva
  19. πŸ” 54% O salutaris Hostia IIO salutaris Hostia II
  20. πŸ” 53% O salutaris Hostia VIO salutaris Hostia VI
  21. πŸ” 53% Placare Christe servulisPlacare Christe servulis
  22. πŸ” 51% Avete solitudinisAvete solitudinis
  23. πŸ” 50% O salutaris Hostia IIIO salutaris Hostia III
  24. πŸ” 48% O salutaris HostiaO salutaris Hostia
  25. πŸ” 48% O salutaris Hostia IIO salutaris Hostia II
  26. πŸ” 47% Salvete cedri LibaniSalvete cedri Libani
  27. πŸ” 46% Verbum supernumVerbum supernum
  28. πŸ” 46% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  29. πŸ” 46% O Salutaris Hostia (Vexilla Regis)O Salutaris Hostia (Vexilla Regis)
  30. πŸ” 46% Jesu Salvator saeculiJesu Salvator saeculi
  31. πŸ” 43% Jesu salvator saeculiJesu salvator saeculi
  32. πŸ” 41% Verbum supernum prodiensVerbum supernum prodiens
  33. πŸ” 41% Te lucis ante terminum (Dom. per annum)Te lucis ante terminum (Dom. per annum)
  34. πŸ” 40% O salutaris Hostia IIIO salutaris Hostia III
  35. πŸ” 40% Verbum supernum prodiensVerbum supernum prodiens
  36. πŸ” 39% Verbum supernum prodiens necVerbum supernum prodiens nec
  37. πŸ” 39% O Salutaris HostiaO Salutaris Hostia
  38. πŸ” 38% Praeclara custos VirginumPraeclara custos Virginum
  39. πŸ” 38% O gloriosa DominaO gloriosa Domina
  40. πŸ” 38% Aurora solis nuntiaAurora solis nuntia
  41. πŸ” 38% O Prima VirgoO Prima Virgo
  42. πŸ” 38% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  43. πŸ” 37% O gloriosa VirginumO gloriosa Virginum
  44. πŸ” 37% O gloriosa VirginumO gloriosa Virginum
  45. πŸ” 37% Memento salutis AuctorMemento salutis Auctor
  46. πŸ” 37% Aeterne Rex altissimeAeterne Rex altissime
  47. πŸ” 37% O prima Virgo proditaO prima Virgo prodita
  48. πŸ” 36% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  49. πŸ” 36% Te gestientem gaudiisTe gestientem gaudiis
  50. πŸ” 36% Aurora soli praeviaAurora soli praevia
  51. πŸ” 36% Te Mater alma NuminisTe Mater alma Numinis
  52. πŸ” 36% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  53. πŸ” 36% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  54. πŸ” 36% In monte olivisIn monte olivis
  55. πŸ” 36% Te gestientem gaudiisTe gestientem gaudiis
  56. πŸ” 36% Aeterne Rex altissimeAeterne Rex altissime
  57. πŸ” 36% Jam morte victorJam morte victor
  58. πŸ” 36% Quem terra pontus sideraQuem terra pontus sidera
  59. πŸ” 36% Jam morte victor obrutaJam morte victor obruta
  60. πŸ” 36% Quem terra pontus aetheraQuem terra pontus aethera
  61. πŸ” 36% Caelestis aulae NuntiusCaelestis aulae Nuntius
  62. πŸ” 35% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  63. πŸ” 35% Caelestis aulae nuntiusCaelestis aulae nuntius
  64. πŸ” 35% O sancta mundi dominaO sancta mundi domina
  65. πŸ” 35% Memento rerum conditorMemento rerum conditor