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