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