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% In omnem terramIn omnem terram
  2. 🔍 66% A summo coeloA summo coelo
  3. 🔍 62% Uxor tuaUxor tua
  4. 🔍 61% DispersitDispersit
  5. 🔍 61% RequiemRequiem
  6. 🔍 59% Ab occultis meisAb occultis meis
  7. 🔍 55% Tecum principiumTecum principium
  8. 🔍 54% Exsultabunt sanctiExsultabunt sancti
  9. 🔍 53% Justus ut palmaJustus ut palma
  10. 🔍 52% In omnem terram (Grad.)In omnem terram (Grad.)
  11. 🔍 52% DeriventurDeriventur
  12. 🔍 50% Ne avertasNe avertas
  13. 🔍 49% Ostende nobisOstende nobis
  14. 🔍 49% Domine Deus virtutumDomine Deus virtutum
  15. 🔍 48% In sole posuitIn sole posuit
  16. 🔍 47% Excita DomineExcita Domine
  17. 🔍 46% Hodie scietisHodie scietis
  18. 🔍 46% In omnem terramIn omnem terram
  19. 🔍 45% Qui ambulatQui ambulat
  20. 🔍 41% Angelis suisAngelis suis
  21. 🔍 40% Tollite portasTollite portas
  22. 🔍 40% A summo caeloA summo caelo
  23. 🔍 39% Nihil inquinatum (Grad)Nihil inquinatum (Grad)
  24. 🔍 39% Exsultabit cor meumExsultabit cor meum
  25. 🔍 38% EruditusEruditus
  26. 🔍 37% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  27. 🔍 37% Haec dies... DexteraHaec dies... Dextera
  28. 🔍 37% Sacrificent DominoSacrificent Domino
  29. 🔍 35% DispersitDispersit
  30. 🔍 35% Hodie scietisHodie scietis
  31. 🔍 35% Exaltent eumExaltent eum
  32. 🔍 34% In omnem terramIn omnem terram
  33. 🔍 34% Tecum principiumTecum principium
  34. 🔍 34% Haec dies... Dicant nuncHaec dies... Dicant nunc
  35. 🔍 34% A summo caeloA summo caelo
  36. 🔍 33% Exalent eumExalent eum
  37. 🔍 33% In sole posuitIn sole posuit
  38. 🔍 33% Liberabit pauperemLiberabit pauperem
  39. 🔍 32% Haec dies... BenedictusHaec dies... Benedictus
  40. 🔍 32% Hodie scietisHodie scietis
  41. 🔍 32% Tecum principiumTecum principium
  42. 🔍 32% Haec dies... LapidemHaec dies... Lapidem
  43. 🔍 31% DispersitDispersit
  44. 🔍 31% Ne avertasNe avertas
  45. 🔍 31% RequiemRequiem
  46. 🔍 31% Benedic... et renovabiturBenedic... et renovabitur
  47. 🔍 31% DeriventurDeriventur
  48. 🔍 31% Domine Deus virtutumDomine Deus virtutum
  49. 🔍 30% Hodie scietisHodie scietis
  50. 🔍 30% ExsultabitExsultabit
  51. 🔍 30% Tollite portasTollite portas
  52. 🔍 30% Qui ambulatQui ambulat
  53. 🔍 30% Exaltent eumExaltent eum
  54. 🔍 30% Domine refugiumDomine refugium
  55. 🔍 30% Inveni DavidInveni David
  56. 🔍 30% Ab occultis meisAb occultis meis
  57. 🔍 30% Justus ut palmaJustus ut palma
  58. 🔍 29% Excita DomineExcita Domine
  59. 🔍 29% Ne avertasNe avertas
  60. 🔍 29% Misit DominusMisit Dominus
  61. 🔍 29% Benedic... et renovabiturBenedic... et renovabitur
  62. 🔍 29% Uxor tuaUxor tua
  63. 🔍 29% Dies sanctificatusDies sanctificatus
  64. 🔍 29% Tecum principiumTecum principium
  65. 🔍 29% Tribulationes cordisTribulationes cordis