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% Domine refugiumDomine refugium
  2. 🔍 79% Requiem (Grad.)Requiem (Grad.)
  3. 🔍 79% Ab occultis meisAb occultis meis
  4. 🔍 76% DispersitDispersit
  5. 🔍 76% Justus ut palmaJustus ut palma
  6. 🔍 76% Sacrificent DominoSacrificent Domino
  7. 🔍 75% Excita DomineExcita Domine
  8. 🔍 74% Exsultabunt sancti (Grad.)Exsultabunt sancti (Grad.)
  9. 🔍 73% Ostende nobisOstende nobis
  10. 🔍 73% In sole posuitIn sole posuit
  11. 🔍 73% A summo caeloA summo caelo
  12. 🔍 72% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  13. 🔍 72% Liberabit pauperemLiberabit pauperem
  14. 🔍 71% Haec dies... BenedictusHaec dies... Benedictus
  15. 🔍 71% Haec dies... DexteraHaec dies... Dextera
  16. 🔍 71% In omnem terram (Grad.)In omnem terram (Grad.)
  17. 🔍 71% Uxor tuaUxor tua
  18. 🔍 70% Angelis suisAngelis suis
  19. 🔍 69% Tecum principiumTecum principium
  20. 🔍 68% ExsultabitExsultabit
  21. 🔍 67% Tollite portasTollite portas
  22. 🔍 66% Ne avertasNe avertas
  23. 🔍 65% Qui ambulatQui ambulat
  24. 🔍 64% Uxor Tua (Spanish)Uxor Tua (Spanish)
  25. 🔍 62% Domine Deus virtutumDomine Deus virtutum
  26. 🔍 62% Haec dies... Dicant nuncHaec dies... Dicant nunc
  27. 🔍 61% Hodie scietisHodie scietis
  28. 🔍 60% DispersitDispersit
  29. 🔍 59% DeriventurDeriventur
  30. 🔍 54% Haec dies... ConfiteminiHaec dies... Confitemini
  31. 🔍 54% Uxor TuaUxor Tua
  32. 🔍 54% Tecum PrincipiumTecum Principium
  33. 🔍 53% Haec dies... Dicat nuncHaec dies... Dicat nunc
  34. 🔍 48% Tollite PortasTollite Portas
  35. 🔍 46% Haec dies... LapidemHaec dies... Lapidem
  36. 🔍 45% Haec diesHaec dies
  37. 🔍 44% Haec dies... ConfiteminiHaec dies... Confitemini
  38. 🔍 43% Requiem aeternamRequiem aeternam
  39. 🔍 40% Ego dixi DomineEgo dixi Domine
  40. 🔍 40% Domine refugiumDomine refugium
  41. 🔍 39% Domine refugiumDomine refugium
  42. 🔍 38% Haec dies... BenedictusHaec dies... Benedictus
  43. 🔍 38% Haec dies... DexteraHaec dies... Dextera
  44. 🔍 36% Haec dies... Dicant nuncHaec dies... Dicant nunc
  45. 🔍 35% RequiemRequiem
  46. 🔍 35% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  47. 🔍 35% Domine refugiumDomine refugium
  48. 🔍 35% Nihil inquinatum (Grad)Nihil inquinatum (Grad)
  49. 🔍 34% Tollite portasTollite portas
  50. 🔍 34% Hodie scietisHodie scietis
  51. 🔍 34% DeriventurDeriventur
  52. 🔍 34% DispersitDispersit
  53. 🔍 34% Justus ut palmaJustus ut palma
  54. 🔍 33% Haec dies... LapidemHaec dies... Lapidem
  55. 🔍 33% RequiemRequiem
  56. 🔍 33% Ostende nobisOstende nobis
  57. 🔍 32% Benedictus DominusBenedictus Dominus
  58. 🔍 32% Domine refugiumDomine refugium
  59. 🔍 32% Haec dies... Dicat nuncHaec dies... Dicat nunc
  60. 🔍 32% Excita DomineExcita Domine
  61. 🔍 32% Qui ambulatQui ambulat
  62. 🔍 32% Haec dies quam fecitHaec dies quam fecit
  63. 🔍 32% Ab occultis meisAb occultis meis
  64. 🔍 32% A summo coeloA summo coelo
  65. 🔍 32% Exsultabit cor meumExsultabit cor meum