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% AlleluiaAlleluia
  2. 🔍 75% Psalmus alleluiaticus E *Psalmus alleluiaticus E *
  3. 🔍 56% Qui te exspectantQui te exspectant
  4. 🔍 53% Ad te DomineAd te Domine
  5. 🔍 52% Benignitatem fecit DominusBenignitatem fecit Dominus
  6. 🔍 51% Toni Communes Ad Alleluia in Fine AntiphonarumToni Communes Ad Alleluia in Fine Antiphonarum
  7. 🔍 51% Psalmus 24Psalmus 24
  8. 🔍 51% AlleluiaAlleluia
  9. 🔍 50% Magnificat, 8G 8G* 8cMagnificat, 8G 8G* 8c
  10. 🔍 49% Psalmus 84Psalmus 84
  11. 🔍 49% Ecce lignum CrucisEcce lignum Crucis
  12. 🔍 48% Popule meusPopule meus
  13. 🔍 47% Pro orationibus - Tonus simplexPro orationibus - Tonus simplex
  14. 🔍 47% Versus litanici in cantu (Feria VI)Versus litanici in cantu (Feria VI)
  15. 🔍 47% Versus litanici in cantu (Feria V / Sabbato sancto)Versus litanici in cantu (Feria V / Sabbato sancto)
  16. 🔍 47% Psalmus 24Psalmus 24
  17. 🔍 47% Pro orationibus - Tonus sollemnisPro orationibus - Tonus sollemnis
  18. 🔍 47% Gloria PatriGloria Patri
  19. 🔍 46% Ecce lignum CrucisEcce lignum Crucis
  20. 🔍 45% Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)
  21. 🔍 45% Toni Communes Ad Alleluia In Fine ResponsoriumToni Communes Ad Alleluia In Fine Responsorium
  22. 🔍 44% UniversiUniversi
  23. 🔍 43% Tonus ITonus I
  24. 🔍 43% Hosanna in excelsisHosanna in excelsis
  25. 🔍 43% Psalmus responsorius E IPsalmus responsorius E I
  26. 🔍 42% Toni Communes Pneumata In Fine AntiphonarumToni Communes Pneumata In Fine Antiphonarum
  27. 🔍 42% Complacuisti (Simple)Complacuisti (Simple)
  28. 🔍 42% Victimae paschali laudesVictimae paschali laudes
  29. 🔍 41% Aleluia (T.A. M. I)Aleluia (T.A. M. I)
  30. 🔍 40% Gloria PatriGloria Patri
  31. 🔍 39% Gloria (Introits tone 1)Gloria (Introits tone 1)
  32. 🔍 38% The Reproaches (10)The Reproaches (10)
  33. 🔍 38% Tonus VIIITonus VIII
  34. 🔍 38% Tonus DTonus D
  35. 🔍 38% Sancta MariaSancta Maria
  36. 🔍 38% FontesFontes
  37. 🔍 38% Tonus IVTonus IV
  38. 🔍 38% Tonus II*Tonus II*
  39. 🔍 37% Gloria (Introits tone 5)Gloria (Introits tone 5)
  40. 🔍 36% Tonus VIITonus VII
  41. 🔍 36% Tonus IIITonus III
  42. 🔍 36% AlleluiaAlleluia
  43. 🔍 35% Christus vincitChristus vincit
  44. 🔍 35% Tonus CTonus C
  45. 🔍 35% Laudate Dominum omnes Gentes (Ps. 116)Laudate Dominum omnes Gentes (Ps. 116)
  46. 🔍 35% AlleluiaAlleluia
  47. 🔍 34% AlleluiaAlleluia
  48. 🔍 34% Gloria PatriGloria Patri
  49. 🔍 34% Gloria (Introits tone 7)Gloria (Introits tone 7)
  50. 🔍 34% Ad Orationes IIAd Orationes II
  51. 🔍 34% Benedictus Deus (Laudes Divinae)Benedictus Deus (Laudes Divinae)
  52. 🔍 34% Suscipe me DomineSuscipe me Domine
  53. 🔍 33% Ostende nobisOstende nobis
  54. 🔍 32% AlleluiaAlleluia
  55. 🔍 32% Domine labia mea (in festis)Domine labia mea (in festis)
  56. 🔍 32% Tonus II*Tonus II*
  57. 🔍 32% AlleluiaAlleluia
  58. 🔍 31% Clementissime DomineClementissime Domine
  59. 🔍 31% Exsurgat DeusExsurgat Deus
  60. 🔍 30% Gloria (Introits tone 4)Gloria (Introits tone 4)
  61. 🔍 30% Tonus IIV*VTonus IIV*V
  62. 🔍 30% Gloria (Introits tone 3)Gloria (Introits tone 3)
  63. 🔍 30% AlleluiaAlleluia
  64. 🔍 29% Ecce lignum CrucisEcce lignum Crucis
  65. 🔍 29% Magnificat - 4E (simple)Magnificat - 4E (simple)