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% Qui confiduntQui confidunt
  2. 🔍 84% Qui confiduntQui confidunt
  3. 🔍 63% Qui confiduntQui confidunt
  4. 🔍 61% Meum est consiliumMeum est consilium
  5. 🔍 59% AbsolveAbsolve
  6. 🔍 55% AbsolveAbsolve
  7. 🔍 55% AnnuntiaviAnnuntiavi
  8. 🔍 55% Surge DomineSurge Domine
  9. 🔍 54% Ego autem cumEgo autem cum
  10. 🔍 54% Cor meumCor meum
  11. 🔍 53% Meum est consiliumMeum est consilium
  12. 🔍 53% Manum suamManum suam
  13. 🔍 52% Laudate... omnes AngeliLaudate... omnes Angeli
  14. 🔍 52% Beatus vir cujusBeatus vir cujus
  15. 🔍 51% Ego sumEgo sum
  16. 🔍 51% NoliteNolite
  17. 🔍 50% AnnuntiateAnnuntiate
  18. 🔍 50% Domine DeusDomine Deus
  19. 🔍 49% Surge DomineSurge Domine
  20. 🔍 49% Nunc ergoNunc ergo
  21. 🔍 49% Veni sponsa ChristiVeni sponsa Christi
  22. 🔍 49% Qui gloriaturQui gloriatur
  23. 🔍 49% Te Deum PatremTe Deum Patrem
  24. 🔍 49% Fundamenta ejusFundamenta ejus
  25. 🔍 48% Suscepimus (Tract.)Suscepimus (Tract.)
  26. 🔍 48% Manum suamManum suam
  27. 🔍 48% De profundisDe profundis
  28. 🔍 48% Ab ortu solisAb ortu solis
  29. 🔍 47% Probasti nosProbasti nos
  30. 🔍 47% NoliteNolite
  31. 🔍 47% Laudate... omnes gentesLaudate... omnes gentes
  32. 🔍 47% Factus esFactus es
  33. 🔍 47% Ego autem cumEgo autem cum
  34. 🔍 46% De profundisDe profundis
  35. 🔍 46% Laudate... omnes AngeliLaudate... omnes Angeli
  36. 🔍 46% Laudate... omnes gentesLaudate... omnes gentes
  37. 🔍 45% Deus docuistiDeus docuisti
  38. 🔍 45% Filii hominumFilii hominum
  39. 🔍 45% Qui gloriaturQui gloriatur
  40. 🔍 45% Veni sponsa ChristiVeni sponsa Christi
  41. 🔍 45% Gustate... TimeteGustate... Timete
  42. 🔍 44% Exsurge Domine DeusExsurge Domine Deus
  43. 🔍 44% Tu gloria Jerusalem (Tract)Tu gloria Jerusalem (Tract)
  44. 🔍 44% Saepe expugnaveruntSaepe expugnaverunt
  45. 🔍 44% Absolve DomineAbsolve Domine
  46. 🔍 44% Jubilate DominoJubilate Domino
  47. 🔍 44% Domine DeusDomine Deus
  48. 🔍 44% ExspectabamExspectabam
  49. 🔍 44% DesideriumDesiderium
  50. 🔍 44% AnnuntiateAnnuntiate
  51. 🔍 43% Sacerdotes ejusSacerdotes ejus
  52. 🔍 43% Saepe expugnaveruntSaepe expugnaverunt
  53. 🔍 43% Ego diligentesEgo diligentes
  54. 🔍 42% DesideriumDesiderium
  55. 🔍 42% Ecce sic benediceturEcce sic benedicetur
  56. 🔍 42% Te Deum PatremTe Deum Patrem
  57. 🔍 42% Nunc dimittisNunc dimittis
  58. 🔍 41% Ab ortu solisAb ortu solis
  59. 🔍 41% EffuderuntEffuderunt
  60. 🔍 40% Ad te levaviAd te levavi
  61. 🔍 40% Beatus vir qui timet...delectatur (Tract.)Beatus vir qui timet...delectatur (Tract.)
  62. 🔍 40% Beatus vir qui timet... cupit nimis (Tract)Beatus vir qui timet... cupit nimis (Tract)
  63. 🔍 40% EffuderuntEffuderunt
  64. 🔍 40% AnnuntiateAnnuntiate
  65. 🔍 40% Tu gloria JerusalemTu gloria Jerusalem