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 🔍 to find similarities to the given chant.

  1. 🔍 100% Toni Communes Ad Alleluia in Fine AntiphonarumToni Communes Ad Alleluia in Fine Antiphonarum
  2. 🔍 87% Toni Communes Ad Alleluia In Fine ResponsoriumToni Communes Ad Alleluia In Fine Responsorium
  3. 🔍 59% Toni Communes Pneumata In Fine AntiphonarumToni Communes Pneumata In Fine Antiphonarum
  4. 🔍 55% Magnificat, 8G 8G* 8cMagnificat, 8G 8G* 8c
  5. 🔍 54% Psalmus alleluiaticus E *Psalmus alleluiaticus E *
  6. 🔍 54% Versus litanici in cantu (Feria VI)Versus litanici in cantu (Feria VI)
  7. 🔍 54% Versus litanici in cantu (Feria V / Sabbato sancto)Versus litanici in cantu (Feria V / Sabbato sancto)
  8. 🔍 53% Gloria PatriGloria Patri
  9. 🔍 53% Popule meusPopule meus
  10. 🔍 53% AlleluiaAlleluia
  11. 🔍 52% Tonus ITonus I
  12. 🔍 52% Ad te DomineAd te Domine
  13. 🔍 51% AlleluiaAlleluia
  14. 🔍 51% Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)
  15. 🔍 51% Ecce lignum CrucisEcce lignum Crucis
  16. 🔍 50% Qui te exspectantQui te exspectant
  17. 🔍 50% Benignitatem fecit DominusBenignitatem fecit Dominus
  18. 🔍 50% UniversiUniversi
  19. 🔍 49% Pro orationibus - Tonus simplexPro orationibus - Tonus simplex
  20. 🔍 48% Ecce lignum CrucisEcce lignum Crucis
  21. 🔍 48% Pro orationibus - Tonus sollemnisPro orationibus - Tonus sollemnis
  22. 🔍 48% Tonus VIIITonus VIII
  23. 🔍 47% Gloria (Introits tone 1)Gloria (Introits tone 1)
  24. 🔍 47% Tonus II*Tonus II*
  25. 🔍 47% Tonus DTonus D
  26. 🔍 46% Tonus IVTonus IV
  27. 🔍 46% Alleluia, lapis revolutus estAlleluia, lapis revolutus est
  28. 🔍 45% Alleluia noli flere MariaAlleluia noli flere Maria
  29. 🔍 45% Gloria (Introits tone 5)Gloria (Introits tone 5)
  30. 🔍 45% Tonus VIITonus VII
  31. 🔍 44% Tonus CTonus C
  32. 🔍 44% Benedicamus Domino (In Octavam Paschae)Benedicamus Domino (In Octavam Paschae)
  33. 🔍 44% Alleluia quem quaeris mulierAlleluia quem quaeris mulier
  34. 🔍 44% Hosanna in excelsisHosanna in excelsis
  35. 🔍 44% Tonus IIITonus III
  36. 🔍 42% Gloria (Introits tone 7)Gloria (Introits tone 7)
  37. 🔍 42% Christus vincitChristus vincit
  38. 🔍 42% The Reproaches (10)The Reproaches (10)
  39. 🔍 41% Victimae paschali laudesVictimae paschali laudes
  40. 🔍 41% Gloria PatriGloria Patri
  41. 🔍 41% Psalmus 24Psalmus 24
  42. 🔍 40% Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)
  43. 🔍 40% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno) Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  44. 🔍 39% Sancta MariaSancta Maria
  45. 🔍 39% Tonus II*Tonus II*
  46. 🔍 38% Psalmus 24Psalmus 24
  47. 🔍 38% Gloria PatriGloria Patri
  48. 🔍 38% Psalmus 84Psalmus 84
  49. 🔍 38% Domine labia mea (in festis)Domine labia mea (in festis)
  50. 🔍 38% Tonus IIV*VTonus IIV*V
  51. 🔍 38% Gloria (Introits tone 4)Gloria (Introits tone 4)
  52. 🔍 37% Psalmus responsorius E IPsalmus responsorius E I
  53. 🔍 37% Alleluia noli flere MariaAlleluia noli flere Maria
  54. 🔍 37% Suscipe me DomineSuscipe me Domine
  55. 🔍 36% Gloria (Introits tone 3)Gloria (Introits tone 3)
  56. 🔍 36% O filii et filiaeO filii et filiae
  57. 🔍 36% Benedicta gloria DominiBenedicta gloria Domini
  58. 🔍 35% Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)
  59. 🔍 35% Gloria (Introits tone 8)Gloria (Introits tone 8)
  60. 🔍 35% Ecce lignum CrucisEcce lignum Crucis
  61. 🔍 35% Alleluia alleluia alleluia (Tertia T.P. In I Nocturno)Alleluia alleluia alleluia (Tertia T.P. In I Nocturno)
  62. 🔍 35% Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)
  63. 🔍 35% Alleluia lapis revolutus estAlleluia lapis revolutus est
  64. 🔍 35% Ad Orationes IIAd Orationes II
  65. 🔍 35% Alleluia quem quaeris mulierAlleluia quem quaeris mulier