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% Gloria PatriGloria Patri
  2. 🔍 70% Tonus ITonus I
  3. 🔍 69% Psalmus 24Psalmus 24
  4. 🔍 67% Magnificat, 8G 8G* 8cMagnificat, 8G 8G* 8c
  5. 🔍 65% Tonus IVTonus IV
  6. 🔍 61% Psalmus alleluiaticus E *Psalmus alleluiaticus E *
  7. 🔍 61% Tonus VIIITonus VIII
  8. 🔍 61% Tonus IIITonus III
  9. 🔍 56% Pro orationibus - Tonus sollemnisPro orationibus - Tonus sollemnis
  10. 🔍 56% Tonus DTonus D
  11. 🔍 56% Tonus VIITonus VII
  12. 🔍 55% Qui te exspectantQui te exspectant
  13. 🔍 55% Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)
  14. 🔍 54% Versus litanici in cantu (Feria VI)Versus litanici in cantu (Feria VI)
  15. 🔍 54% Pro orationibus - Tonus simplexPro orationibus - Tonus simplex
  16. 🔍 54% Versus litanici in cantu (Feria V / Sabbato sancto)Versus litanici in cantu (Feria V / Sabbato sancto)
  17. 🔍 54% Gloria PatriGloria Patri
  18. 🔍 53% Popule meusPopule meus
  19. 🔍 53% Toni Communes Ad Alleluia in Fine AntiphonarumToni Communes Ad Alleluia in Fine Antiphonarum
  20. 🔍 53% Tonus II*Tonus II*
  21. 🔍 52% Ecce lignum CrucisEcce lignum Crucis
  22. 🔍 52% Benignitatem fecit DominusBenignitatem fecit Dominus
  23. 🔍 52% Ad te DomineAd te Domine
  24. 🔍 51% Toni Communes Pneumata In Fine AntiphonarumToni Communes Pneumata In Fine Antiphonarum
  25. 🔍 51% Gloria PatriGloria Patri
  26. 🔍 50% Ecce lignum CrucisEcce lignum Crucis
  27. 🔍 49% Tonus CTonus C
  28. 🔍 48% Tonus ETonus E
  29. 🔍 48% Tonus IIV*VTonus IIV*V
  30. 🔍 48% UniversiUniversi
  31. 🔍 48% Tonus II*Tonus II*
  32. 🔍 48% Psalmus 84Psalmus 84
  33. 🔍 47% Gloria (Introits tone 1)Gloria (Introits tone 1)
  34. 🔍 47% AlleluiaAlleluia
  35. 🔍 46% AlleluiaAlleluia
  36. 🔍 46% Toni Communes Ad Alleluia In Fine ResponsoriumToni Communes Ad Alleluia In Fine Responsorium
  37. 🔍 45% Hosanna in excelsisHosanna in excelsis
  38. 🔍 45% Gloria (Introits tone 5)Gloria (Introits tone 5)
  39. 🔍 44% Psalmus 24Psalmus 24
  40. 🔍 43% Magnificat - 4E (simple)Magnificat - 4E (simple)
  41. 🔍 42% Christus vincitChristus vincit
  42. 🔍 42% Gloria (Introits tone 7)Gloria (Introits tone 7)
  43. 🔍 42% Psalmus 71Psalmus 71
  44. 🔍 41% The Reproaches (10)The Reproaches (10)
  45. 🔍 41% Magnificat - 8G (simple)Magnificat - 8G (simple)
  46. 🔍 40% Suscipe me DomineSuscipe me Domine
  47. 🔍 40% Victimae paschali laudesVictimae paschali laudes
  48. 🔍 39% Tonus VITonus VI
  49. 🔍 38% Canticum IsaiaeCanticum Isaiae
  50. 🔍 38% Psalmus responsorius E IPsalmus responsorius E I
  51. 🔍 38% Tonus IV*Tonus IV*
  52. 🔍 38% Toni Evangelii CToni Evangelii C
  53. 🔍 37% Gloria (Introits tone 4)Gloria (Introits tone 4)
  54. 🔍 37% Sancta MariaSancta Maria
  55. 🔍 36% Psalmus 127Psalmus 127
  56. 🔍 36% Tonus PeregrinusTonus Peregrinus
  57. 🔍 36% Gloria (Introits tone 3)Gloria (Introits tone 3)
  58. 🔍 36% Benedictus Deus (Laudes Divinae)Benedictus Deus (Laudes Divinae)
  59. 🔍 35% Psalmus 84 APsalmus 84 A
  60. 🔍 35% Ecce lignum CrucisEcce lignum Crucis
  61. 🔍 35% AlleluiaAlleluia
  62. 🔍 35% Gloria (Introits tone 8)Gloria (Introits tone 8)
  63. 🔍 35% Laudate Dominum omnes Gentes (Ps. 116)Laudate Dominum omnes Gentes (Ps. 116)
  64. 🔍 34% Domine labia mea (in festis)Domine labia mea (in festis)
  65. 🔍 34% MulierMulier