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