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% Requiem aeternam (Alleluia)Requiem aeternam (Alleluia)
  2. 🔍 74% Requiem aeternamRequiem aeternam
  3. 🔍 74% Requiem aeternamRequiem aeternam
  4. 🔍 47% Dominus dixitDominus dixit
  5. 🔍 47% Ostende nobisOstende nobis
  6. 🔍 47% AccediteAccedite
  7. 🔍 46% Alleluia (D)Alleluia (D)
  8. 🔍 46% Dominus salvavitDominus salvavit
  9. 🔍 45% Ostende nobisOstende nobis
  10. 🔍 45% ConfiteanturConfiteantur
  11. 🔍 45% Mittat Vobis (English/Spanish)Mittat Vobis (English/Spanish)
  12. 🔍 45% Mittat vobisMittat vobis
  13. 🔍 45% Dominus in SinaDominus in Sina
  14. 🔍 45% Diffusa est (All.)Diffusa est (All.)
  15. 🔍 44% Dominus dixitDominus dixit
  16. 🔍 44% Mittat vobisMittat vobis
  17. 🔍 44% Specie tua (All.)Specie tua (All.)
  18. 🔍 44% Haec dies quam fecitHaec dies quam fecit
  19. 🔍 42% Mittat vobisMittat vobis
  20. 🔍 42% Salve Regina misericordiaeSalve Regina misericordiae
  21. 🔍 42% ConfiteanturConfiteantur
  22. 🔍 42% Dominus salvavitDominus salvavit
  23. 🔍 42% Specie tuaSpecie tua
  24. 🔍 40% Paras mihi mensamParas mihi mensam
  25. 🔍 40% Dominus in SinaDominus in Sina
  26. 🔍 40% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  27. 🔍 39% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  28. 🔍 38% Dominus regnavit exsultetDominus regnavit exsultet
  29. 🔍 38% InebriabunturInebriabuntur
  30. 🔍 37% Lauda anima meaLauda anima mea
  31. 🔍 37% Diffusa est (All.)Diffusa est (All.)
  32. 🔍 37% Haec dies quam fecitHaec dies quam fecit
  33. 🔍 37% Mittat VobisMittat Vobis
  34. 🔍 35% Dominus regnavit exsultetDominus regnavit exsultet
  35. 🔍 33% Alleluia. Haec diesAlleluia. Haec dies
  36. 🔍 33% Haec diesHaec dies
  37. 🔍 33% CorripuitCorripuit
  38. 🔍 31% Dominus dixitDominus dixit
  39. 🔍 31% Ostende nobisOstende nobis
  40. 🔍 30% Diffusa estDiffusa est
  41. 🔍 30% Specie tuaSpecie tua
  42. 🔍 29% Diffusa estDiffusa est
  43. 🔍 28% Dominus in SinaDominus in Sina
  44. 🔍 27% Dominus regnavit exsultetDominus regnavit exsultet
  45. 🔍 27% Dominus DixitDominus Dixit
  46. 🔍 26% OstendeOstende
  47. 🔍 25% Dominus dixitDominus dixit
  48. 🔍 24% Specie tuaSpecie tua
  49. 🔍 24% Requiem (Ant.)Requiem (Ant.)
  50. 🔍 23% Dominus in SinaDominus in Sina
  51. 🔍 22% Dominus regnavit exsultetDominus regnavit exsultet
  52. 🔍 22% Alleluia (mode 8)Alleluia (mode 8)
  53. 🔍 21% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  54. 🔍 21% AlleluiaAlleluia
  55. 🔍 21% Spiritus SanctusSpiritus Sanctus
  56. 🔍 21% Filiae regumFiliae regum
  57. 🔍 20% Domine exaudiDomine exaudi
  58. 🔍 20% Requiem (simple)Requiem (simple)
  59. 🔍 20% Lux perpetuaLux perpetua
  60. 🔍 20% Alleluia alleluiaAlleluia alleluia
  61. 🔍 20% Dominus dixitDominus dixit
  62. 🔍 20% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  63. 🔍 20% Alleluia alleluia alleluia (Dom. ad Laudes)Alleluia alleluia alleluia (Dom. ad Laudes)
  64. 🔍 20% Lux aeternaLux aeterna
  65. 🔍 20% Omnes GentesOmnes Gentes