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% Ego diligentesEgo diligentes
  2. 🔍 73% Ego diligentesEgo diligentes
  3. 🔍 65% Beatus vir qui timetBeatus vir qui timet
  4. 🔍 63% ExspectabamExspectabam
  5. 🔍 62% Meum est consiliumMeum est consilium
  6. 🔍 59% AnnuntiateAnnuntiate
  7. 🔍 59% NoliteNolite
  8. 🔍 58% Qui seminantQui seminant
  9. 🔍 58% MagnificatMagnificat
  10. 🔍 57% Nunc ergoNunc ergo
  11. 🔍 56% De profundisDe profundis
  12. 🔍 56% Tu gloria JerusalemTu gloria Jerusalem
  13. 🔍 56% Manum suamManum suam
  14. 🔍 54% Tu gloriaTu gloria
  15. 🔍 54% Nunc ergoNunc ergo
  16. 🔍 53% Factus es spes meaFactus es spes mea
  17. 🔍 53% Meum est consiliumMeum est consilium
  18. 🔍 52% Nunc dimittisNunc dimittis
  19. 🔍 52% AnnuntiateAnnuntiate
  20. 🔍 51% Manum suamManum suam
  21. 🔍 51% Ab ortu solisAb ortu solis
  22. 🔍 51% Saepe expugnaveruntSaepe expugnaverunt
  23. 🔍 49% NoliteNolite
  24. 🔍 49% Jubilate DominoJubilate Domino
  25. 🔍 49% Cor meumCor meum
  26. 🔍 48% Suscepimus (Tract.)Suscepimus (Tract.)
  27. 🔍 48% Beatus vir cujusBeatus vir cujus
  28. 🔍 48% De profundisDe profundis
  29. 🔍 48% Fortitudo meaFortitudo mea
  30. 🔍 48% Ego sumEgo sum
  31. 🔍 47% Ecce sic benediceturEcce sic benedicetur
  32. 🔍 47% Factus esFactus es
  33. 🔍 47% Ad te levaviAd te levavi
  34. 🔍 47% Jubilate DominoJubilate Domino
  35. 🔍 47% Deus docuistiDeus docuisti
  36. 🔍 47% Laudate... omnes gentesLaudate... omnes gentes
  37. 🔍 47% Ego autem cumEgo autem cum
  38. 🔍 47% Ad te levaviAd te levavi
  39. 🔍 47% Veni sponsa ChristiVeni sponsa Christi
  40. 🔍 46% De profundisDe profundis
  41. 🔍 46% Qui regis IsraelQui regis Israel
  42. 🔍 46% DesideriumDesiderium
  43. 🔍 46% Domine DeusDomine Deus
  44. 🔍 46% Qui gloriaturQui gloriatur
  45. 🔍 46% Notus in JudaeaNotus in Judaea
  46. 🔍 45% Ego autem cumEgo autem cum
  47. 🔍 45% Te Deum PatremTe Deum Patrem
  48. 🔍 45% Ego sumEgo sum
  49. 🔍 44% AnnuntiateAnnuntiate
  50. 🔍 44% Surge DomineSurge Domine
  51. 🔍 44% Veni sponsa ChristiVeni sponsa Christi
  52. 🔍 44% Domine DeusDomine Deus
  53. 🔍 43% AnnuntiaviAnnuntiavi
  54. 🔍 43% Tu gloria Jerusalem (Tract)Tu gloria Jerusalem (Tract)
  55. 🔍 43% Fundamenta ejusFundamenta ejus
  56. 🔍 43% AnnuntiaviAnnuntiavi
  57. 🔍 43% Beatus vir qui timet...delectatur (Tract.)Beatus vir qui timet...delectatur (Tract.)
  58. 🔍 43% Beatus vir qui timet... cupit nimis (Tract)Beatus vir qui timet... cupit nimis (Tract)
  59. 🔍 42% Saepe expugnaveruntSaepe expugnaverunt
  60. 🔍 42% Surge DomineSurge Domine
  61. 🔍 42% Ab ortu solisAb ortu solis
  62. 🔍 42% Induit eumInduit eum
  63. 🔍 41% Qui seminantQui seminant
  64. 🔍 41% Laudate... omnes gentesLaudate... omnes gentes
  65. 🔍 41% Fundamenta ejusFundamenta ejus