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