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% Memento rerum conditorMemento rerum conditor
  2. πŸ” 91% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  3. πŸ” 86% Memento rerum conditorMemento rerum conditor
  4. πŸ” 78% O Prima VirgoO Prima Virgo
  5. πŸ” 78% Memento salutis AuctorMemento salutis Auctor
  6. πŸ” 77% Caelestis aulae NuntiusCaelestis aulae Nuntius
  7. πŸ” 76% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  8. πŸ” 76% Aurora soli praeviaAurora soli praevia
  9. πŸ” 75% Te gestientem gaudiisTe gestientem gaudiis
  10. πŸ” 75% Jam morte victor obrutaJam morte victor obruta
  11. πŸ” 75% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  12. πŸ” 74% O prima Virgo proditaO prima Virgo prodita
  13. πŸ” 74% Te Mater alma NuminisTe Mater alma Numinis
  14. πŸ” 74% Caelestis aulae nuntiusCaelestis aulae nuntius
  15. πŸ” 74% Maria Mater gratiaeMaria Mater gratiae
  16. πŸ” 73% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  17. πŸ” 73% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  18. πŸ” 73% Te gestientem gaudiisTe gestientem gaudiis
  19. πŸ” 72% Jam morte victorJam morte victor
  20. πŸ” 71% In monte olivisIn monte olivis
  21. πŸ” 71% Quem terra pontus sideraQuem terra pontus sidera
  22. πŸ” 71% Quem terra pontus aetheraQuem terra pontus aethera
  23. πŸ” 71% In monte olivisIn monte olivis
  24. πŸ” 71% O gloriosa VirginumO gloriosa Virginum
  25. πŸ” 71% O gloriosa VirginumO gloriosa Virginum
  26. πŸ” 71% Praeclara custos VirginumPraeclara custos Virginum
  27. πŸ” 71% Quem terra pontus sideraQuem terra pontus sidera
  28. πŸ” 71% O gloriosa virginumO gloriosa virginum
  29. πŸ” 70% O gloriosa DominaO gloriosa Domina
  30. πŸ” 70% Rerum Deus tenax vigor (In festis BMV)Rerum Deus tenax vigor (In festis BMV)
  31. πŸ” 69% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  32. πŸ” 69% Caelo Redemptor praetulitCaelo Redemptor praetulit
  33. πŸ” 68% Rector potens verax Deus (In festis BMV)Rector potens verax Deus (In festis BMV)
  34. πŸ” 68% Nunc Sancte nobis (In Festis BMV)Nunc Sancte nobis (In Festis BMV)
  35. πŸ” 66% Aurora solis nuntiaAurora solis nuntia
  36. πŸ” 66% Rerum Deus (BVM)Rerum Deus (BVM)
  37. πŸ” 63% Memento, salutis AuctorMemento, salutis Auctor
  38. πŸ” 57% O prima Virgo proditaO prima Virgo prodita
  39. πŸ” 57% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  40. πŸ” 56% Te dicimus praeconio Intacta MaterTe dicimus praeconio Intacta Mater
  41. πŸ” 56% Caelestis aulae nuntiusCaelestis aulae nuntius
  42. πŸ” 56% Aurora soli praeviaAurora soli praevia
  43. πŸ” 55% Maria virgo regiaMaria virgo regia
  44. πŸ” 55% Jam morte victorJam morte victor
  45. πŸ” 55% Te Mater almaTe Mater alma
  46. πŸ” 55% Praeclara custos VirginumPraeclara custos Virginum
  47. πŸ” 55% Te gestientem gaudiisTe gestientem gaudiis
  48. πŸ” 54% Quem terra pontus aetheraQuem terra pontus aethera
  49. πŸ” 54% O gloriosa DominaO gloriosa Domina
  50. πŸ” 53% Rerum Deus (In Festis BMV)Rerum Deus (In Festis BMV)
  51. πŸ” 53% Praeclara custos vΓ­rginumPraeclara custos vΓ­rginum
  52. πŸ” 53% Fit porta ChristiFit porta Christi
  53. πŸ” 53% Quae caritatisQuae caritatis
  54. πŸ” 53% O sancta mundi dominaO sancta mundi domina
  55. πŸ” 52% Beata Dei genetrix nitorBeata Dei genetrix nitor
  56. πŸ” 52% Veniens Mater InclitusVeniens Mater Inclitus
  57. πŸ” 52% Aurora solis nuntiaAurora solis nuntia
  58. πŸ” 52% Maria quae mortaliumMaria quae mortalium
  59. πŸ” 52% Rector potens (In Festis BMV)Rector potens (In Festis BMV)
  60. πŸ” 51% Omnis sanctorum concioOmnis sanctorum concio
  61. πŸ” 51% Succedit nocti luciferSuccedit nocti lucifer
  62. πŸ” 51% Jam Regina discubuitJam Regina discubuit
  63. πŸ” 51% Omnis sanctorum concioOmnis sanctorum concio
  64. πŸ” 50% O virgo mater filiaO virgo mater filia
  65. πŸ” 50% Nunc Sancte nobis (In Festis BMV)Nunc Sancte nobis (In Festis BMV)