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% ConfiteanturConfiteantur
  2. 🔍 81% Dominus salvavitDominus salvavit
  3. 🔍 74% Haec dies quam fecitHaec dies quam fecit
  4. 🔍 72% Dominus in SinaDominus in Sina
  5. 🔍 70% Diffusa est (All.)Diffusa est (All.)
  6. 🔍 56% Dominus regnavit exsultetDominus regnavit exsultet
  7. 🔍 50% Dominus DixitDominus Dixit
  8. 🔍 50% OstendeOstende
  9. 🔍 50% Specie tuaSpecie tua
  10. 🔍 48% Dominus dixitDominus dixit
  11. 🔍 48% ConfiteanturConfiteantur
  12. 🔍 47% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  13. 🔍 46% Ostende nobisOstende nobis
  14. 🔍 45% Dominus dixitDominus dixit
  15. 🔍 45% Mittat vobisMittat vobis
  16. 🔍 45% Specie tuaSpecie tua
  17. 🔍 45% Diffusa estDiffusa est
  18. 🔍 44% Dominus regnavit exsultetDominus regnavit exsultet
  19. 🔍 43% Dominus in SinaDominus in Sina
  20. 🔍 42% Requiem aeternam (Alleluia)Requiem aeternam (Alleluia)
  21. 🔍 39% AccediteAccedite
  22. 🔍 39% Lauda anima meaLauda anima mea
  23. 🔍 38% InebriabunturInebriabuntur
  24. 🔍 37% Haec diesHaec dies
  25. 🔍 37% Haec dies quam fecitHaec dies quam fecit
  26. 🔍 37% Salve Regina misericordiaeSalve Regina misericordiae
  27. 🔍 35% Ostende nobisOstende nobis
  28. 🔍 35% Dominus dixitDominus dixit
  29. 🔍 35% Diffusa est (All.)Diffusa est (All.)
  30. 🔍 35% Ostende nobisOstende nobis
  31. 🔍 34% Dominus salvavitDominus salvavit
  32. 🔍 34% Dominus dixitDominus dixit
  33. 🔍 33% Mittat vobisMittat vobis
  34. 🔍 33% Dominus in SinaDominus in Sina
  35. 🔍 33% Dominus regnavit exsultetDominus regnavit exsultet
  36. 🔍 32% Requiem aeternamRequiem aeternam
  37. 🔍 32% Requiem aeternamRequiem aeternam
  38. 🔍 32% ConfiteanturConfiteantur
  39. 🔍 32% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  40. 🔍 32% Diffusa estDiffusa est
  41. 🔍 32% Specie tua (All.)Specie tua (All.)
  42. 🔍 31% Alleluia. Haec diesAlleluia. Haec dies
  43. 🔍 30% Paras mihi mensamParas mihi mensam
  44. 🔍 30% Mittat Vobis (English/Spanish)Mittat Vobis (English/Spanish)
  45. 🔍 30% Specie tuaSpecie tua
  46. 🔍 29% Confiteantur... quiaConfiteantur... quia
  47. 🔍 29% Dominus in SinaDominus in Sina
  48. 🔍 29% Confiteantur... quiaConfiteantur... quia
  49. 🔍 28% Dominus regnavit exsultetDominus regnavit exsultet
  50. 🔍 27% Mittat vobisMittat vobis
  51. 🔍 26% Mittat VobisMittat Vobis
  52. 🔍 26% Alleluia confiteminiAlleluia confitemini
  53. 🔍 26% Confiteantur DominoConfiteantur Domino
  54. 🔍 25% ReminiscereReminiscere
  55. 🔍 25% Exalent eumExalent eum
  56. 🔍 23% Dominus dixitDominus dixit
  57. 🔍 23% Jam lucis orto sidere (Solemnitatibus)Jam lucis orto sidere (Solemnitatibus)
  58. 🔍 23% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  59. 🔍 23% Alleluia (D)Alleluia (D)
  60. 🔍 23% SubveniteSubvenite
  61. 🔍 23% Benedicte DominumBenedicte Dominum
  62. 🔍 23% ReminiscereReminiscere
  63. 🔍 23% Jam lucis orto sidere (In Major. Festis)Jam lucis orto sidere (In Major. Festis)
  64. 🔍 23% Ave virginum gemmaAve virginum gemma
  65. 🔍 22% Jam lucis orto sidere (Solemn feasts)Jam lucis orto sidere (Solemn feasts)