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% Sicut fulgurSicut fulgur
  2. 🔍 96% Sicut fulgurSicut fulgur
  3. 🔍 55% Sicut fulgur exitSicut fulgur exit
  4. 🔍 40% Sicut exaltatusSicut exaltatus
  5. 🔍 37% Sicut locutus esSicut locutus es
  6. 🔍 37% Sicut MoysesSicut Moyses
  7. 🔍 36% Dies Domini sicut furDies Domini sicut fur
  8. 🔍 36% Dies Domini sicut furDies Domini sicut fur
  9. 🔍 35% Orietur sicut solOrietur sicut sol
  10. 🔍 35% Orietur sicut solOrietur sicut sol
  11. 🔍 33% Ecce Dominus venietEcce Dominus veniet
  12. 🔍 33% Ecce Dominus venietEcce Dominus veniet
  13. 🔍 33% Domine clamaviDomine clamavi
  14. 🔍 33% Sicut fuit IonasSicut fuit Ionas
  15. 🔍 33% Sicut novit meSicut novit me
  16. 🔍 32% Spiritus Sanctus in teSpiritus Sanctus in te
  17. 🔍 32% Spiritus Sanctus in teSpiritus Sanctus in te
  18. 🔍 32% Multiplicabitur 1Multiplicabitur 1
  19. 🔍 32% ExspecteturExspectetur
  20. 🔍 32% ExspecteturExspectetur
  21. 🔍 32% In DominoIn Domino
  22. 🔍 32% Annuntiate populisAnnuntiate populis
  23. 🔍 32% Veniet Dominus in potestateVeniet Dominus in potestate
  24. 🔍 32% Veniet Dominus in potestateVeniet Dominus in potestate
  25. 🔍 32% Benedicta tu inBenedicta tu in
  26. 🔍 32% Omnis spiritusOmnis spiritus
  27. 🔍 31% Factum est verbumFactum est verbum
  28. 🔍 31% Factum est verbumFactum est verbum
  29. 🔍 31% Domine magnus esDomine magnus es
  30. 🔍 31% Veniet Dominus et nonVeniet Dominus et non
  31. 🔍 31% Veniet Dominus et nonVeniet Dominus et non
  32. 🔍 31% Dabo in SionDabo in Sion
  33. 🔍 31% Dabo in SionDabo in Sion
  34. 🔍 31% Rex nosterRex noster
  35. 🔍 31% Rex nosterRex noster
  36. 🔍 31% Multiplicabitur 1Multiplicabitur 1
  37. 🔍 31% Domine in caeloDomine in caelo
  38. 🔍 31% Ecce in nubibusEcce in nubibus
  39. 🔍 31% Ecce in nubibusEcce in nubibus
  40. 🔍 31% Ecce veniet ProphetaEcce veniet Propheta
  41. 🔍 31% IntueminiIntuemini
  42. 🔍 31% IntueminiIntuemini
  43. 🔍 31% IucundareIucundare
  44. 🔍 31% Filii SionFilii Sion
  45. 🔍 31% Dominus venietDominus veniet
  46. 🔍 31% Dominus venietDominus veniet
  47. 🔍 31% Hymnum diciteHymnum dicite
  48. 🔍 31% Multiplicabitur 1 (Mode 1g)Multiplicabitur 1 (Mode 1g)
  49. 🔍 31% Dextera DominiDextera Domini
  50. 🔍 31% Spiritus est DeusSpiritus est Deus
  51. 🔍 30% De caelo venietDe caelo veniet
  52. 🔍 30% De caelo venietDe caelo veniet
  53. 🔍 30% Ecce apparebitEcce apparebit
  54. 🔍 30% Ecce apparebitEcce apparebit
  55. 🔍 30% Montes et omnesMontes et omnes
  56. 🔍 30% Montes et omnesMontes et omnes
  57. 🔍 30% Ante me non estAnte me non est
  58. 🔍 30% Populus meus aitPopulus meus ait
  59. 🔍 30% Deus meus es tuDeus meus es tu
  60. 🔍 30% Ex uteroEx utero
  61. 🔍 30% Ierusalem respiceIerusalem respice
  62. 🔍 30% Ierusalem respiceIerusalem respice
  63. 🔍 30% Ecce Rex venietEcce Rex veniet
  64. 🔍 30% Ecce rex venietEcce rex veniet
  65. 🔍 30% Regnavit DominusRegnavit Dominus