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 aeternamRequiem aeternam
  2. 🔍 100% Requiem aeternamRequiem aeternam
  3. 🔍 74% Requiem aeternam (Alleluia)Requiem aeternam (Alleluia)
  4. 🔍 49% Dominus dixitDominus dixit
  5. 🔍 45% Ostende nobisOstende nobis
  6. 🔍 42% Mittat vobisMittat vobis
  7. 🔍 37% Specie tuaSpecie tua
  8. 🔍 37% Lauda anima meaLauda anima mea
  9. 🔍 35% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  10. 🔍 34% AccediteAccedite
  11. 🔍 33% Dominus salvavitDominus salvavit
  12. 🔍 33% Mittat vobisMittat vobis
  13. 🔍 33% Mittat Vobis (English/Spanish)Mittat Vobis (English/Spanish)
  14. 🔍 33% InebriabunturInebriabuntur
  15. 🔍 33% Dominus in SinaDominus in Sina
  16. 🔍 32% ConfiteanturConfiteantur
  17. 🔍 32% Ostende nobisOstende nobis
  18. 🔍 32% Dominus in SinaDominus in Sina
  19. 🔍 32% Specie tua (All.)Specie tua (All.)
  20. 🔍 32% Dominus salvavitDominus salvavit
  21. 🔍 32% Requiem (Ant.)Requiem (Ant.)
  22. 🔍 32% Diffusa est (All.)Diffusa est (All.)
  23. 🔍 32% ConfiteanturConfiteantur
  24. 🔍 31% Haec dies quam fecitHaec dies quam fecit
  25. 🔍 31% Dominus dixitDominus dixit
  26. 🔍 30% Diffusa est (All.)Diffusa est (All.)
  27. 🔍 30% Mittat VobisMittat Vobis
  28. 🔍 29% Salve Regina misericordiaeSalve Regina misericordiae
  29. 🔍 29% Alleluia. Haec diesAlleluia. Haec dies
  30. 🔍 29% Dominus regnavit exsultetDominus regnavit exsultet
  31. 🔍 29% Haec dies quam fecitHaec dies quam fecit
  32. 🔍 28% Haec diesHaec dies
  33. 🔍 27% Diffusa estDiffusa est
  34. 🔍 27% Requiem (simple)Requiem (simple)
  35. 🔍 26% Paras mihi mensamParas mihi mensam
  36. 🔍 26% Lux aeternaLux aeterna
  37. 🔍 25% Diffusa estDiffusa est
  38. 🔍 25% Ostende nobisOstende nobis
  39. 🔍 25% Dominus dixitDominus dixit
  40. 🔍 24% Specie tuaSpecie tua
  41. 🔍 24% Dominus regnavit exsultetDominus regnavit exsultet
  42. 🔍 24% RequiemRequiem
  43. 🔍 24% Requiem (Intr.)Requiem (Intr.)
  44. 🔍 24% Dominus DixitDominus Dixit
  45. 🔍 24% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  46. 🔍 23% Lux aeternaLux aeterna
  47. 🔍 23% OstendeOstende
  48. 🔍 23% Dominus in SinaDominus in Sina
  49. 🔍 22% Lux aeternaLux aeterna
  50. 🔍 22% CorripuitCorripuit
  51. 🔍 22% Specie tuaSpecie tua
  52. 🔍 22% Dominus dixitDominus dixit
  53. 🔍 21% Requiem (Officium)Requiem (Officium)
  54. 🔍 20% Dominus regnavit exsultetDominus regnavit exsultet
  55. 🔍 20% Dominus regnavit exsultetDominus regnavit exsultet
  56. 🔍 20% Dominus in SinaDominus in Sina
  57. 🔍 19% Dominus dixitDominus dixit
  58. 🔍 19% Requiem (Intr.)Requiem (Intr.)
  59. 🔍 19% Lux aeternaLux aeterna
  60. 🔍 19% Requiem (Intr.)Requiem (Intr.)
  61. 🔍 18% Lux aeternaLux aeterna
  62. 🔍 18% Requiem (Resp.)Requiem (Resp.)
  63. 🔍 17% Lux perpetuaLux perpetua
  64. 🔍 17% RequiemRequiem
  65. 🔍 17% AlleluiaAlleluia