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% Mysteriorum signiferMysteriorum signifer
  2. πŸ” 18% Amore Christi nobilisAmore Christi nobilis
  3. πŸ” 17% Iesu corona celsiorIesu corona celsior
  4. πŸ” 16% Christum rogemusChristum rogemus
  5. πŸ” 15% Iesu nostra redemptioIesu nostra redemptio
  6. πŸ” 15% Veni Redemptor gentiumVeni Redemptor gentium
  7. πŸ” 14% Veni Creator SpiritusVeni Creator Spiritus
  8. πŸ” 14% Deus tuorum militumDeus tuorum militum
  9. πŸ” 13% Illuminans AltissimusIlluminans Altissimus
  10. πŸ” 13% Hic est dies verus DeiHic est dies verus Dei
  11. πŸ” 13% Hymnum dicamus DominoHymnum dicamus Domino
  12. πŸ” 13% Hymnus ad Christum RegemHymnus ad Christum Regem
  13. πŸ” 13% Agnes beatae virginisAgnes beatae virginis
  14. πŸ” 12% Bellator armisBellator armis
  15. πŸ” 12% Sanctorum meritisSanctorum meritis
  16. πŸ” 12% Iam surgit hora tertiaIam surgit hora tertia
  17. πŸ” 12% Ave maris stellaAve maris stella
  18. πŸ” 12% Aeterne Rex altissimeAeterne Rex altissime
  19. πŸ” 12% Caelestis aulae nuntiusCaelestis aulae nuntius
  20. πŸ” 12% Christe cunctorumChriste cunctorum
  21. πŸ” 12% Angeli in campis cantantAngeli in campis cantant
  22. πŸ” 12% Aurora soli praeviaAurora soli praevia
  23. πŸ” 12% Veniens Mater InclitusVeniens Mater Inclitus
  24. πŸ” 12% Te dicimus praeconio Intacta MaterTe dicimus praeconio Intacta Mater
  25. πŸ” 12% O gloriosa DominaO gloriosa Domina
  26. πŸ” 12% Nunc Sancte nobis (In Festis BMV)Nunc Sancte nobis (In Festis BMV)
  27. πŸ” 11% Te lucis ante terminum (In Festis B M V )Te lucis ante terminum (In Festis B M V )
  28. πŸ” 11% Te gestientem gaudiisTe gestientem gaudiis
  29. πŸ” 11% Gloria LausGloria Laus
  30. πŸ” 11% Jam morte victorJam morte victor
  31. πŸ” 11% Maria virgo regiaMaria virgo regia
  32. πŸ” 11% Iesu Salvator saeculiIesu Salvator saeculi
  33. πŸ” 11% Beata Dei genetrix nitorBeata Dei genetrix nitor
  34. πŸ” 11% Te Mater almaTe Mater alma
  35. πŸ” 11% Beata nobis gaudiaBeata nobis gaudia
  36. πŸ” 11% Praeclara custos VirginumPraeclara custos Virginum
  37. πŸ” 11% Post Petrum primumPost Petrum primum
  38. πŸ” 11% Fit porta ChristiFit porta Christi
  39. πŸ” 11% Jam Regina discubuitJam Regina discubuit
  40. πŸ” 11% Praeclara custos vΓ­rginumPraeclara custos vΓ­rginum
  41. πŸ” 11% O prima Virgo proditaO prima Virgo prodita
  42. πŸ” 11% Optatus votisOptatus votis
  43. πŸ” 11% Agathae sacraeAgathae sacrae
  44. πŸ” 11% Rector potens (In Festis BMV)Rector potens (In Festis BMV)
  45. πŸ” 11% Maria quae mortaliumMaria quae mortalium
  46. πŸ” 11% Quae caritatisQuae caritatis
  47. πŸ” 11% O gloriosa DominaO gloriosa Domina
  48. πŸ” 11% Aurora soli praeviaAurora soli praevia
  49. πŸ” 10% Jam lucis orto (Festis Sermonis, et MM. maj.))Jam lucis orto (Festis Sermonis, et MM. maj.))
  50. πŸ” 10% Rerum Deus (In Festis BMV)Rerum Deus (In Festis BMV)
  51. πŸ” 10% Summi largitor praemiiSummi largitor praemii
  52. πŸ” 10% O sancta mundi dominaO sancta mundi domina
  53. πŸ” 10% Quem terra pontus aetheraQuem terra pontus aethera
  54. πŸ” 10% Apostolorum supparemApostolorum supparem
  55. πŸ” 10% Jam Christus astraJam Christus astra
  56. πŸ” 10% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  57. πŸ” 10% O gloriosa VirginumO gloriosa Virginum
  58. πŸ” 10% O gloriosa VirginumO gloriosa Virginum
  59. πŸ” 10% O gloriosa DominaO gloriosa Domina
  60. πŸ” 10% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  61. πŸ” 10% Mysterium EcclesiaeMysterium Ecclesiae
  62. πŸ” 10% Iesu corona virginumIesu corona virginum
  63. πŸ” 10% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  64. πŸ” 10% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  65. πŸ” 10% Mole gravatiMole gravati