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% Ego sumEgo sum
  2. 🔍 69% Ego sumEgo sum
  3. 🔍 68% Nunc ergoNunc ergo
  4. 🔍 64% Factus es spes meaFactus es spes mea
  5. 🔍 57% AnnuntiateAnnuntiate
  6. 🔍 52% Tu gloriaTu gloria
  7. 🔍 50% Beatus vir qui timetBeatus vir qui timet
  8. 🔍 50% ExspectabamExspectabam
  9. 🔍 48% Nunc dimittisNunc dimittis
  10. 🔍 48% Tu gloria JerusalemTu gloria Jerusalem
  11. 🔍 48% Exsurge Domine DeusExsurge Domine Deus
  12. 🔍 48% Ego diligentesEgo diligentes
  13. 🔍 47% AnnuntiateAnnuntiate
  14. 🔍 47% MagnificatMagnificat
  15. 🔍 46% NoliteNolite
  16. 🔍 46% Meum est consiliumMeum est consilium
  17. 🔍 45% Surge DomineSurge Domine
  18. 🔍 44% Laudate... omnes gentesLaudate... omnes gentes
  19. 🔍 44% Ab ortu solisAb ortu solis
  20. 🔍 44% Surge DomineSurge Domine
  21. 🔍 43% Qui seminantQui seminant
  22. 🔍 43% Manum suamManum suam
  23. 🔍 43% Ecce sic benediceturEcce sic benedicetur
  24. 🔍 42% Laudate... omnes gentesLaudate... omnes gentes
  25. 🔍 42% Qui confiduntQui confidunt
  26. 🔍 42% Nunc ergoNunc ergo
  27. 🔍 41% De profundisDe profundis
  28. 🔍 41% Qui gloriaturQui gloriatur
  29. 🔍 41% Veni sponsa ChristiVeni sponsa Christi
  30. 🔍 41% Fundamenta ejusFundamenta ejus
  31. 🔍 41% Saepe expugnaveruntSaepe expugnaverunt
  32. 🔍 40% Meum est consiliumMeum est consilium
  33. 🔍 40% De profundisDe profundis
  34. 🔍 40% AnnuntiaviAnnuntiavi
  35. 🔍 40% Qui confiduntQui confidunt
  36. 🔍 40% Surge DomineSurge Domine
  37. 🔍 40% Saepe expugnaveruntSaepe expugnaverunt
  38. 🔍 39% Cor meumCor meum
  39. 🔍 39% Induit eumInduit eum
  40. 🔍 39% Qui confiduntQui confidunt
  41. 🔍 39% AnnuntiaviAnnuntiavi
  42. 🔍 39% AnnuntiateAnnuntiate
  43. 🔍 39% AbsolveAbsolve
  44. 🔍 39% Veni sponsa ChristiVeni sponsa Christi
  45. 🔍 39% Deus docuistiDeus docuisti
  46. 🔍 38% AbsolveAbsolve
  47. 🔍 38% Domine DeusDomine Deus
  48. 🔍 38% Manum suamManum suam
  49. 🔍 38% Domine DeusDomine Deus
  50. 🔍 38% Nunc dimittisNunc dimittis
  51. 🔍 38% Ab ortu solisAb ortu solis
  52. 🔍 37% Laudate... omnes gentesLaudate... omnes gentes
  53. 🔍 37% Qui gloriaturQui gloriatur
  54. 🔍 37% Absolve DomineAbsolve Domine
  55. 🔍 37% Jubilate DominoJubilate Domino
  56. 🔍 37% Ecce sic benediceturEcce sic benedicetur
  57. 🔍 37% Probasti nosProbasti nos
  58. 🔍 36% Ecce sic benediceturEcce sic benedicetur
  59. 🔍 36% Qui regis IsraelQui regis Israel
  60. 🔍 36% Ab ortu solisAb ortu solis
  61. 🔍 36% Te Deum PatremTe Deum Patrem
  62. 🔍 36% Suscepimus (Tract.)Suscepimus (Tract.)
  63. 🔍 36% Fundamenta ejusFundamenta ejus
  64. 🔍 36% NoliteNolite
  65. 🔍 36% Ad te levaviAd te levavi