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: 2025-12-19. 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% Urbs fortitudinisUrbs fortitudinis
  2. πŸ” 65% Urbs fortitudinisUrbs fortitudinis
  3. πŸ” 65% Urbs fortitudinisUrbs fortitudinis
  4. πŸ” 64% Urbs fortitudinisUrbs fortitudinis
  5. πŸ” 64% Urbs fortitudinisUrbs fortitudinis
  6. πŸ” 58% Urbs fortitudinis nostraeUrbs fortitudinis nostrae
  7. πŸ” 52% Urbs fortitudinis nostrae SionUrbs fortitudinis nostrae Sion
  8. πŸ” 51% Urbs fortitudinisUrbs fortitudinis
  9. πŸ” 36% Urbs fortitudinisUrbs fortitudinis
  10. πŸ” 28% Salve Pater SalvatorisSalve Pater Salvatoris
  11. πŸ” 28% Credo IICredo II
  12. πŸ” 28% Adoro te devoteAdoro te devote
  13. πŸ” 27% Credo IIICredo III
  14. πŸ” 27% Credo in Deum IIICredo in Deum III
  15. πŸ” 27% Credo IIICredo III
  16. πŸ” 26% Benedicite DeumBenedicite Deum
  17. πŸ” 24% Sion renovaberisSion renovaberis
  18. πŸ” 23% Laetamini unanimiLaetamini unanimi
  19. πŸ” 23% Omnis vallisOmnis vallis
  20. πŸ” 23% Ecce veniet prophetaEcce veniet propheta
  21. πŸ” 23% Divine ductor RaphaelDivine ductor Raphael
  22. πŸ” 23% PaganorumPaganorum
  23. πŸ” 23% Omnis vallisOmnis vallis
  24. πŸ” 23% Ad te Domine levaviAd te Domine levavi
  25. πŸ” 22% Sion renovΓ‘berisSion renovΓ‘beris
  26. πŸ” 21% Benedicite Deum caeliBenedicite Deum caeli
  27. πŸ” 21% Sion renovaberisSion renovaberis
  28. πŸ” 21% Agnetis almaeAgnetis almae
  29. πŸ” 21% Exivit Tobias ut laveretExivit Tobias ut laveret
  30. πŸ” 20% Ecce Dominus noster... ut illuminetEcce Dominus noster... ut illuminet
  31. πŸ” 20% TradideruntTradiderunt
  32. πŸ” 20% Ad te DomineAd te Domine
  33. πŸ” 20% O Doctor optimeO Doctor optime
  34. πŸ” 20% Salve lux mundi!Salve lux mundi!
  35. πŸ” 19% Omnis vallisOmnis vallis
  36. πŸ” 19% Vincenti daboVincenti dabo
  37. πŸ” 19% Astiterunt regesAstiterunt reges
  38. πŸ” 19% Salva nos ChristeSalva nos Christe
  39. πŸ” 19% Quaerite DominumQuaerite Dominum
  40. πŸ” 19% O virgo maximaO virgo maxima
  41. πŸ” 19% Omnis vallis (Mode 5a)Omnis vallis (Mode 5a)
  42. πŸ” 19% PaganorumPaganorum
  43. πŸ” 19% Sepulto DominoSepulto Domino
  44. πŸ” 18% Fundabo teFundabo te
  45. πŸ” 18% Stetit AngelusStetit Angelus
  46. πŸ” 18% Misericors Dominus qui visitavitMisericors Dominus qui visitavit
  47. πŸ” 18% Propheta magnusPropheta magnus
  48. πŸ” 18% Sion noli timΓ©reSion noli timΓ©re
  49. πŸ” 18% Urbs Jerusalem beataUrbs Jerusalem beata
  50. πŸ” 18% SenioresSeniores
  51. πŸ” 18% In conspectu angelorumIn conspectu angelorum
  52. πŸ” 18% Sion renovaberisSion renovaberis
  53. πŸ” 18% Sion renovaberisSion renovaberis
  54. πŸ” 18% O stuporO stupor
  55. πŸ” 18% Beatam me dicentBeatam me dicent
  56. πŸ” 18% Alleluia Omnes GentesAlleluia Omnes Gentes
  57. πŸ” 18% Emitte Agnum DomineEmitte Agnum Domine
  58. πŸ” 18% Sion renovaberisSion renovaberis
  59. πŸ” 18% Vestri capilli capitisVestri capilli capitis
  60. πŸ” 18% Vestri capilli capitisVestri capilli capitis
  61. πŸ” 17% Si diligitis meSi diligitis me
  62. πŸ” 17% Obsecro te AzariaObsecro te Azaria
  63. πŸ” 17% Surge properaSurge propera
  64. πŸ” 17% Confiteor Deo omnipotenti Confiteor Deo omnipotenti
  65. πŸ” 17% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)