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% Aurora solis nuntiaAurora solis nuntia
  2. πŸ” 80% Aurora solis nuntiaAurora solis nuntia
  3. πŸ” 76% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  4. πŸ” 76% Te gestientem gaudiisTe gestientem gaudiis
  5. πŸ” 75% Caelestis aulae nuntiusCaelestis aulae nuntius
  6. πŸ” 75% In monte olivisIn monte olivis
  7. πŸ” 75% Aurora soli praeviaAurora soli praevia
  8. πŸ” 75% O prima Virgo proditaO prima Virgo prodita
  9. πŸ” 74% Jam morte victorJam morte victor
  10. πŸ” 73% Quem terra pontus sideraQuem terra pontus sidera
  11. πŸ” 73% Te gestientem gaudiisTe gestientem gaudiis
  12. πŸ” 73% O Prima VirgoO Prima Virgo
  13. πŸ” 73% Caelestis aulae NuntiusCaelestis aulae Nuntius
  14. πŸ” 72% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  15. πŸ” 71% Jam morte victor obrutaJam morte victor obruta
  16. πŸ” 70% Nunc Sancte nobis (In Festis BMV)Nunc Sancte nobis (In Festis BMV)
  17. πŸ” 70% Rerum Deus (BVM)Rerum Deus (BVM)
  18. πŸ” 70% In monte olivisIn monte olivis
  19. πŸ” 70% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  20. πŸ” 69% Rerum Deus tenax vigor (In festis BMV)Rerum Deus tenax vigor (In festis BMV)
  21. πŸ” 69% Caelo Redemptor praetulitCaelo Redemptor praetulit
  22. πŸ” 69% O gloriosa virginumO gloriosa virginum
  23. πŸ” 69% Rector potens verax Deus (In festis BMV)Rector potens verax Deus (In festis BMV)
  24. πŸ” 68% Quem terra pontus aetheraQuem terra pontus aethera
  25. πŸ” 68% Quem terra pontus sideraQuem terra pontus sidera
  26. πŸ” 67% Praeclara custos VirginumPraeclara custos Virginum
  27. πŸ” 67% Te Mater alma NuminisTe Mater alma Numinis
  28. πŸ” 66% Memento rerum conditorMemento rerum conditor
  29. πŸ” 66% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  30. πŸ” 65% Memento salutis AuctorMemento salutis Auctor
  31. πŸ” 64% Memento rerum conditorMemento rerum conditor
  32. πŸ” 64% O gloriosa DominaO gloriosa Domina
  33. πŸ” 64% O gloriosa VirginumO gloriosa Virginum
  34. πŸ” 64% O gloriosa VirginumO gloriosa Virginum
  35. πŸ” 64% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  36. πŸ” 62% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  37. πŸ” 61% Maria Mater gratiaeMaria Mater gratiae
  38. πŸ” 53% Aurora soli praeviaAurora soli praevia
  39. πŸ” 53% Maria virgo regiaMaria virgo regia
  40. πŸ” 52% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  41. πŸ” 51% Te gestientem gaudiisTe gestientem gaudiis
  42. πŸ” 51% Te dicimus praeconio Intacta MaterTe dicimus praeconio Intacta Mater
  43. πŸ” 51% Beata Dei genetrix nitorBeata Dei genetrix nitor
  44. πŸ” 51% Caelestis aulae nuntiusCaelestis aulae nuntius
  45. πŸ” 51% O prima Virgo proditaO prima Virgo prodita
  46. πŸ” 51% Praeclara custos vΓ­rginumPraeclara custos vΓ­rginum
  47. πŸ” 50% Veniens Mater InclitusVeniens Mater Inclitus
  48. πŸ” 50% Quae caritatisQuae caritatis
  49. πŸ” 50% Quem terra pontus aetheraQuem terra pontus aethera
  50. πŸ” 50% O sancta mundi dominaO sancta mundi domina
  51. πŸ” 49% Jam morte victorJam morte victor
  52. πŸ” 49% Jam Regina discubuitJam Regina discubuit
  53. πŸ” 49% Praeclara custos VirginumPraeclara custos Virginum
  54. πŸ” 49% Fit porta ChristiFit porta Christi
  55. πŸ” 48% Maria quae mortaliumMaria quae mortalium
  56. πŸ” 48% Bernarde gemma caelitum Bernarde gemma caelitum
  57. πŸ” 48% Te Mater almaTe Mater alma
  58. πŸ” 47% O virgo mater filiaO virgo mater filia
  59. πŸ” 47% Ad regias Agni dapesAd regias Agni dapes
  60. πŸ” 47% Succedit nocti luciferSuccedit nocti lucifer
  61. πŸ” 46% O gloriosa virginumO gloriosa virginum
  62. πŸ” 46% Mole gravatiMole gravati
  63. πŸ” 46% Te gestientem gaudiisTe gestientem gaudiis
  64. πŸ” 46% O gloriosa DominaO gloriosa Domina
  65. πŸ” 46% Bernardus doctor Γ­nclitusBernardus doctor Γ­nclitus