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 🔍 to find similarities to the given chant.

  1. 🔍 100% Ostende nobisOstende nobis
  2. 🔍 78% ConfiteanturConfiteantur
  3. 🔍 75% Specie tua (All.)Specie tua (All.)
  4. 🔍 75% Dominus salvavitDominus salvavit
  5. 🔍 74% Dominus in SinaDominus in Sina
  6. 🔍 74% AccediteAccedite
  7. 🔍 72% Dominus dixitDominus dixit
  8. 🔍 72% Salve Regina misericordiaeSalve Regina misericordiae
  9. 🔍 70% Diffusa est (All.)Diffusa est (All.)
  10. 🔍 69% InebriabunturInebriabuntur
  11. 🔍 69% Mittat vobisMittat vobis
  12. 🔍 69% Haec dies quam fecitHaec dies quam fecit
  13. 🔍 68% Paras mihi mensamParas mihi mensam
  14. 🔍 67% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  15. 🔍 64% Dominus regnavit exsultetDominus regnavit exsultet
  16. 🔍 52% Ostende nobisOstende nobis
  17. 🔍 48% Mittat Vobis (English/Spanish)Mittat Vobis (English/Spanish)
  18. 🔍 45% Requiem aeternam (Alleluia)Requiem aeternam (Alleluia)
  19. 🔍 41% Mittat VobisMittat Vobis
  20. 🔍 40% CorripuitCorripuit
  21. 🔍 37% Specie tuaSpecie tua
  22. 🔍 36% Ostende nobisOstende nobis
  23. 🔍 35% ConfiteanturConfiteantur
  24. 🔍 34% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  25. 🔍 33% Dominus salvavitDominus salvavit
  26. 🔍 33% Mittat vobisMittat vobis
  27. 🔍 32% Requiem aeternamRequiem aeternam
  28. 🔍 32% Requiem aeternamRequiem aeternam
  29. 🔍 32% Dominus in SinaDominus in Sina
  30. 🔍 32% Ostende nobisOstende nobis
  31. 🔍 31% Mittat vobisMittat vobis
  32. 🔍 31% Ad te DomineAd te Domine
  33. 🔍 30% Cantate DominoCantate Domino
  34. 🔍 30% Beatam me dicentBeatam me dicent
  35. 🔍 29% Alleluia (D)Alleluia (D)
  36. 🔍 29% UniversiUniversi
  37. 🔍 29% Exaltabo teExaltabo te
  38. 🔍 29% Haec dies quam fecitHaec dies quam fecit
  39. 🔍 29% Ostende nobis DomineOstende nobis Domine
  40. 🔍 29% Dominus dixitDominus dixit
  41. 🔍 28% Lauda anima meaLauda anima mea
  42. 🔍 28% Diffusa est (All.)Diffusa est (All.)
  43. 🔍 28% Ostende nobis DomineOstende nobis Domine
  44. 🔍 28% Agnus Dei VIIIAgnus Dei VIII
  45. 🔍 28% Dominus regnavit exsultetDominus regnavit exsultet
  46. 🔍 28% Excita DomineExcita Domine
  47. 🔍 28% Ostende nobisOstende nobis
  48. 🔍 28% Ecce virgoEcce virgo
  49. 🔍 27% Gaudete cum alleluiaGaudete cum alleluia
  50. 🔍 27% Dico vobisDico vobis
  51. 🔍 27% In te speraviIn te speravi
  52. 🔍 27% Cibavit eos... AlleluiaCibavit eos... Alleluia
  53. 🔍 27% Domine fac mecumDomine fac mecum
  54. 🔍 27% Alleluia. Haec diesAlleluia. Haec dies
  55. 🔍 27% Gloria IVGloria IV
  56. 🔍 27% Sedebit DominusSedebit Dominus
  57. 🔍 27% Cantemus DominoCantemus Domino
  58. 🔍 27% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  59. 🔍 27% Simon JoannisSimon Joannis
  60. 🔍 27% Haec diesHaec dies
  61. 🔍 27% Jerusalem surgeJerusalem surge
  62. 🔍 27% Domus meaDomus mea
  63. 🔍 27% Venite adoremusVenite adoremus
  64. 🔍 27% Fidelis servus (Com.)Fidelis servus (Com.)
  65. 🔍 27% Laudate DeumLaudate Deum