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