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% Liberabit pauperemLiberabit pauperem
  2. 🔍 72% Excita DomineExcita Domine
  3. 🔍 72% Tecum principiumTecum principium
  4. 🔍 72% Domine refugiumDomine refugium
  5. 🔍 70% Ab occultis meisAb occultis meis
  6. 🔍 70% Requiem (Grad.)Requiem (Grad.)
  7. 🔍 70% Sacrificent DominoSacrificent Domino
  8. 🔍 68% Justus ut palmaJustus ut palma
  9. 🔍 67% Exsultabunt sancti (Grad.)Exsultabunt sancti (Grad.)
  10. 🔍 67% ExsultabitExsultabit
  11. 🔍 67% In omnem terram (Grad.)In omnem terram (Grad.)
  12. 🔍 67% A summo caeloA summo caelo
  13. 🔍 67% DispersitDispersit
  14. 🔍 66% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  15. 🔍 66% Ne avertasNe avertas
  16. 🔍 66% Haec dies... BenedictusHaec dies... Benedictus
  17. 🔍 66% In sole posuitIn sole posuit
  18. 🔍 65% Haec dies... DexteraHaec dies... Dextera
  19. 🔍 65% Ostende nobisOstende nobis
  20. 🔍 65% Uxor tuaUxor tua
  21. 🔍 65% Qui ambulatQui ambulat
  22. 🔍 64% Hodie scietisHodie scietis
  23. 🔍 64% Tollite portasTollite portas
  24. 🔍 64% Angelis suisAngelis suis
  25. 🔍 60% Uxor Tua (Spanish)Uxor Tua (Spanish)
  26. 🔍 59% Domine Deus virtutumDomine Deus virtutum
  27. 🔍 58% DeriventurDeriventur
  28. 🔍 56% Haec dies... Dicant nuncHaec dies... Dicant nunc
  29. 🔍 54% Tecum PrincipiumTecum Principium
  30. 🔍 53% DispersitDispersit
  31. 🔍 51% Haec dies... ConfiteminiHaec dies... Confitemini
  32. 🔍 49% Uxor TuaUxor Tua
  33. 🔍 49% Haec dies... LapidemHaec dies... Lapidem
  34. 🔍 49% Haec dies... Dicat nuncHaec dies... Dicat nunc
  35. 🔍 46% Haec diesHaec dies
  36. 🔍 45% Tollite PortasTollite Portas
  37. 🔍 43% Haec dies... ConfiteminiHaec dies... Confitemini
  38. 🔍 43% Ego dixi DomineEgo dixi Domine
  39. 🔍 40% Hodie scietisHodie scietis
  40. 🔍 40% Haec dies... DexteraHaec dies... Dextera
  41. 🔍 40% Nihil inquinatum (Grad)Nihil inquinatum (Grad)
  42. 🔍 40% Requiem aeternamRequiem aeternam
  43. 🔍 39% Haec dies... BenedictusHaec dies... Benedictus
  44. 🔍 39% Haec dies... LapidemHaec dies... Lapidem
  45. 🔍 39% DeriventurDeriventur
  46. 🔍 38% Haec dies... Dicant nuncHaec dies... Dicant nunc
  47. 🔍 38% Tecum principiumTecum principium
  48. 🔍 36% Tollite portasTollite portas
  49. 🔍 36% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  50. 🔍 36% Ne avertasNe avertas
  51. 🔍 35% Qui ambulatQui ambulat
  52. 🔍 35% Exsultabit cor meumExsultabit cor meum
  53. 🔍 35% Haec dies quam fecitHaec dies quam fecit
  54. 🔍 34% Excita DomineExcita Domine
  55. 🔍 34% Haec dies... ConfiteminiHaec dies... Confitemini
  56. 🔍 34% Haec dies... Dicat nuncHaec dies... Dicat nunc
  57. 🔍 33% RequiemRequiem
  58. 🔍 33% Domine refugiumDomine refugium
  59. 🔍 33% In omnem terramIn omnem terram
  60. 🔍 33% RequiemRequiem
  61. 🔍 32% A summo coeloA summo coelo
  62. 🔍 32% Justus ut palmaJustus ut palma
  63. 🔍 32% EruditusEruditus
  64. 🔍 32% Domine Deus virtutumDomine Deus virtutum
  65. 🔍 31% DispersitDispersit