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% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  2. πŸ” 93% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  3. πŸ” 77% O Prima VirgoO Prima Virgo
  4. πŸ” 75% Te gestientem gaudiisTe gestientem gaudiis
  5. πŸ” 75% Memento rerum conditorMemento rerum conditor
  6. πŸ” 74% Caelestis aulae NuntiusCaelestis aulae Nuntius
  7. πŸ” 74% Aurora soli praeviaAurora soli praevia
  8. πŸ” 74% Jam morte victor obrutaJam morte victor obruta
  9. πŸ” 74% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  10. πŸ” 73% Te Mater alma NuminisTe Mater alma Numinis
  11. πŸ” 73% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  12. πŸ” 73% O prima Virgo proditaO prima Virgo prodita
  13. πŸ” 73% Te gestientem gaudiisTe gestientem gaudiis
  14. πŸ” 72% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  15. πŸ” 72% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  16. πŸ” 72% Quem terra pontus aetheraQuem terra pontus aethera
  17. πŸ” 72% O gloriosa DominaO gloriosa Domina
  18. πŸ” 71% Jam morte victorJam morte victor
  19. πŸ” 71% Caelestis aulae nuntiusCaelestis aulae nuntius
  20. πŸ” 71% Rerum Deus tenax vigor (In festis BMV)Rerum Deus tenax vigor (In festis BMV)
  21. πŸ” 70% O gloriosa VirginumO gloriosa Virginum
  22. πŸ” 70% O gloriosa VirginumO gloriosa Virginum
  23. πŸ” 70% Quem terra pontus sideraQuem terra pontus sidera
  24. πŸ” 70% Praeclara custos VirginumPraeclara custos Virginum
  25. πŸ” 70% Quem terra pontus sideraQuem terra pontus sidera
  26. πŸ” 70% O gloriosa virginumO gloriosa virginum
  27. πŸ” 70% In monte olivisIn monte olivis
  28. πŸ” 70% In monte olivisIn monte olivis
  29. πŸ” 70% Memento rerum conditorMemento rerum conditor
  30. πŸ” 69% Rector potens verax Deus (In festis BMV)Rector potens verax Deus (In festis BMV)
  31. πŸ” 69% Caelo Redemptor praetulitCaelo Redemptor praetulit
  32. πŸ” 68% Memento salutis AuctorMemento salutis Auctor
  33. πŸ” 68% Nunc Sancte nobis (In Festis BMV)Nunc Sancte nobis (In Festis BMV)
  34. πŸ” 66% Rerum Deus (BVM)Rerum Deus (BVM)
  35. πŸ” 66% Aurora solis nuntiaAurora solis nuntia
  36. πŸ” 64% Te lucis ante terminum (In Festis B M V )Te lucis ante terminum (In Festis B M V )
  37. πŸ” 64% Maria Mater gratiaeMaria Mater gratiae
  38. πŸ” 55% O prima Virgo proditaO prima Virgo prodita
  39. πŸ” 55% Te dicimus praeconio Intacta MaterTe dicimus praeconio Intacta Mater
  40. πŸ” 55% Te lucis ante terminum (In Festo D. N. J. C. Regis)Te lucis ante terminum (In Festo D. N. J. C. Regis)
  41. πŸ” 55% Te Mater almaTe Mater alma
  42. πŸ” 54% O gloriosa DominaO gloriosa Domina
  43. πŸ” 54% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  44. πŸ” 54% Te gestientem gaudiisTe gestientem gaudiis
  45. πŸ” 54% Rerum Deus (In Festis BMV)Rerum Deus (In Festis BMV)
  46. πŸ” 54% Jam morte victorJam morte victor
  47. πŸ” 54% Caelestis aulae nuntiusCaelestis aulae nuntius
  48. πŸ” 54% Maria virgo regiaMaria virgo regia
  49. πŸ” 54% Praeclara custos VirginumPraeclara custos Virginum
  50. πŸ” 53% Memento, salutis AuctorMemento, salutis Auctor
  51. πŸ” 53% Aurora soli praeviaAurora soli praevia
  52. πŸ” 53% Te lucis ante terminum (In Pentecoste)Te lucis ante terminum (In Pentecoste)
  53. πŸ” 53% Quem terra pontus aetheraQuem terra pontus aethera
  54. πŸ” 53% Rector potens (In Festis BMV)Rector potens (In Festis BMV)
  55. πŸ” 53% Beata Dei genetrix nitorBeata Dei genetrix nitor
  56. πŸ” 52% O sancta mundi dominaO sancta mundi domina
  57. πŸ” 52% Maria quae mortaliumMaria quae mortalium
  58. πŸ” 52% Aurora solis nuntiaAurora solis nuntia
  59. πŸ” 52% Veniens Mater InclitusVeniens Mater Inclitus
  60. πŸ” 52% Succedit nocti luciferSuccedit nocti lucifer
  61. πŸ” 52% Praeclara custos vΓ­rginumPraeclara custos vΓ­rginum
  62. πŸ” 51% Quae caritatisQuae caritatis
  63. πŸ” 51% Te lucis ante terminum (Septem Dolorum)Te lucis ante terminum (Septem Dolorum)
  64. πŸ” 51% Jam Regina discubuitJam Regina discubuit
  65. πŸ” 51% Fit porta ChristiFit porta Christi