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% Te decet hymnusTe decet hymnus
  2. 🔍 78% Confiteantur DominoConfiteantur Domino
  3. 🔍 48% Te decet hymnusTe decet hymnus
  4. 🔍 36% Te decet hymnusTe decet hymnus
  5. 🔍 33% Te decet hymnusTe decet hymnus
  6. 🔍 32% Jesus autemJesus autem
  7. 🔍 32% Exsultate DeoExsultate Deo
  8. 🔍 32% De profundisDe profundis
  9. 🔍 29% De profundisDe profundis
  10. 🔍 29% De profundisDe profundis
  11. 🔍 28% Te decet hymnusTe decet hymnus
  12. 🔍 27% LiberastiLiberasti
  13. 🔍 27% Te decet hymnus, DeusTe decet hymnus, Deus
  14. 🔍 27% Introibo in domumIntroibo in domum
  15. 🔍 26% Te decetTe decet
  16. 🔍 26% Nihil inquinatum (All)Nihil inquinatum (All)
  17. 🔍 26% Jesus autemJesus autem
  18. 🔍 24% Sponso sponsa!Sponso sponsa!
  19. 🔍 24% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  20. 🔍 24% In martyris LaurentiiIn martyris Laurentii
  21. 🔍 23% Requiem (Intr.)Requiem (Intr.)
  22. 🔍 23% Exsultate DeoExsultate Deo
  23. 🔍 23% Requiem (Officium)Requiem (Officium)
  24. 🔍 23% Liberasti nosLiberasti nos
  25. 🔍 23% Beata nobisBeata nobis
  26. 🔍 23% Festum celebre martyrisFestum celebre martyris
  27. 🔍 23% Jam Christus astraJam Christus astra
  28. 🔍 23% Christe qui luxChriste qui lux
  29. 🔍 22% Mente jucundaMente jucunda
  30. 🔍 22% Angelus Domini descenditAngelus Domini descendit
  31. 🔍 22% De excelsoDe excelso
  32. 🔍 22% Quasi rosaQuasi rosa
  33. 🔍 22% Impleta gaudentImpleta gaudent
  34. 🔍 22% Verbo DominiVerbo Domini
  35. 🔍 22% Post Petrum primumPost Petrum primum
  36. 🔍 22% Quasi palmaQuasi palma
  37. 🔍 21% En martyris LaurentiiEn martyris Laurentii
  38. 🔍 21% Gaude Mater PoloniaGaude Mater Polonia
  39. 🔍 21% Oculi omniumOculi omnium
  40. 🔍 21% Venite exsultemusVenite exsultemus
  41. 🔍 21% Exivi a PatreExivi a Patre
  42. 🔍 21% Protexisti meProtexisti me
  43. 🔍 21% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  44. 🔍 21% Christum rogemusChristum rogemus
  45. 🔍 21% Te decet hymnusTe decet hymnus
  46. 🔍 21% Tenuisti manumTenuisti manum
  47. 🔍 21% Tenuisti manumTenuisti manum
  48. 🔍 21% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  49. 🔍 21% ConfitebunturConfitebuntur
  50. 🔍 20% Requiem (Intr.)Requiem (Intr.)
  51. 🔍 20% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  52. 🔍 20% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  53. 🔍 20% Protege DomineProtege Domine
  54. 🔍 20% Gloria XIGloria XI
  55. 🔍 20% Grande RaymundiGrande Raymundi
  56. 🔍 20% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  57. 🔍 20% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  58. 🔍 20% Dominus regnavit exsultetDominus regnavit exsultet
  59. 🔍 20% SederuntSederunt
  60. 🔍 20% Dabo in SionDabo in Sion
  61. 🔍 20% Praefatio solemnior de sanctissima EucharistiaPraefatio solemnior de sanctissima Eucharistia
  62. 🔍 20% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  63. 🔍 20% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  64. 🔍 20% Praefatio solemnior de nuptiisPraefatio solemnior de nuptiis
  65. 🔍 19% Praefatio solemnior de AngelisPraefatio solemnior de Angelis