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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Tonus IITonus II
  2. πŸ” 69% Tonus II*Tonus II*
  3. πŸ” 68% Tonus ETonus E
  4. πŸ” 68% Tonus IV*Tonus IV*
  5. πŸ” 67% Tonus VITonus VI
  6. πŸ” 63% Tonus PeregrinusTonus Peregrinus
  7. πŸ” 62% Tonus II*Tonus II*
  8. πŸ” 61% Tonus CTonus C
  9. πŸ” 58% Tonus IVTonus IV
  10. πŸ” 57% Tonus VIIITonus VIII
  11. πŸ” 57% Tonus DTonus D
  12. πŸ” 54% Tonus IIV*VTonus IIV*V
  13. πŸ” 48% Tonus IIITonus III
  14. πŸ” 45% Tonus ITonus I
  15. πŸ” 43% Tonus VIITonus VII
  16. πŸ” 27% Nonne sic oportuitNonne sic oportuit
  17. πŸ” 26% Sic benedicamSic benedicam
  18. πŸ” 25% Sic venietSic veniet
  19. πŸ” 25% Ecce sic benedicetur homoEcce sic benedicetur homo
  20. πŸ” 24% Sic Deus dilexit ... alleluiaSic Deus dilexit ... alleluia
  21. πŸ” 24% Pater noster (ferialis)Pater noster (ferialis)
  22. πŸ” 24% Exspectetur sicut pluviaExspectetur sicut pluvia
  23. πŸ” 23% Sic benedicam teSic benedicam te
  24. πŸ” 23% Nonne sic oportuitNonne sic oportuit
  25. πŸ” 23% Sic et vosSic et vos
  26. πŸ” 22% Factus sumFactus sum
  27. πŸ” 22% Sic benedicam teSic benedicam te
  28. πŸ” 22% Sic Deus dilexitSic Deus dilexit
  29. πŸ” 21% Sic eum volo manereSic eum volo manere
  30. πŸ” 21% Nonne sic oportuitNonne sic oportuit
  31. πŸ” 21% Deus Deus meus (62)Deus Deus meus (62)
  32. πŸ” 21% Nonne sic oportuitNonne sic oportuit
  33. πŸ” 21% Sic benedicam teSic benedicam te
  34. πŸ” 21% Spiritus ubi vult ... sic estSpiritus ubi vult ... sic est
  35. πŸ” 20% Ostende nobis DomineOstende nobis Domine
  36. πŸ” 20% Orietur sicut solOrietur sicut sol
  37. πŸ” 20% Confundantur et revereanturConfundantur et revereantur
  38. πŸ” 20% Sponso sponsa!Sponso sponsa!
  39. πŸ” 20% Insurrexerunt in meInsurrexerunt in me
  40. πŸ” 20% Ergone CoelestiumErgone Coelestium
  41. πŸ” 20% Nonne sic oportuitNonne sic oportuit
  42. πŸ” 20% In spirituIn spiritu
  43. πŸ” 20% Sancti tui DomineSancti tui Domine
  44. πŸ” 19% Sicut solSicut sol
  45. πŸ” 19% Exspectetur sicut pluviaExspectetur sicut pluvia
  46. πŸ” 19% Gloria Patri - IIGloria Patri - II
  47. πŸ” 19% Sic et vosSic et vos
  48. πŸ” 19% Toni Evangelii CToni Evangelii C
  49. πŸ” 19% Orietur sicut solOrietur sicut sol
  50. πŸ” 19% Odor tuusOdor tuus
  51. πŸ” 18% Christus resurrexitChristus resurrexit
  52. πŸ” 18% OriΓ©tur sicut solOriΓ©tur sicut sol
  53. πŸ” 18% Sic Deus dilexitSic Deus dilexit
  54. πŸ” 18% Sic Deus DilexitSic Deus Dilexit
  55. πŸ” 18% Pater noster (A)Pater noster (A)
  56. πŸ” 18% Pater noster (C)Pater noster (C)
  57. πŸ” 18% IN spirituIN spiritu
  58. πŸ” 18% Exsurge domine et judicaExsurge domine et judica
  59. πŸ” 18% Sancti tui DomineSancti tui Domine
  60. πŸ” 18% Gloria Patri II (C3)Gloria Patri II (C3)
  61. πŸ” 18% Deus meus eripe me deDeus meus eripe me de
  62. πŸ” 18% Deus in adjutorium (Tonus ferialis)Deus in adjutorium (Tonus ferialis)
  63. πŸ” 18% Gloria Patri IIGloria Patri II
  64. πŸ” 17% Quaerentes eum tenereQuaerentes eum tenere
  65. πŸ” 17% Jerusalem et SionJerusalem et Sion