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% Beatus vir qui timet... cupit nimis (Tract)Beatus vir qui timet... cupit nimis (Tract)
  2. 🔍 85% Beatus vir qui timet...delectatur (Tract.)Beatus vir qui timet...delectatur (Tract.)
  3. 🔍 72% Factus esFactus es
  4. 🔍 64% Beatus vir qui timetBeatus vir qui timet
  5. 🔍 63% Nunc ergoNunc ergo
  6. 🔍 63% Fortitudo meaFortitudo mea
  7. 🔍 63% Jubilate DominoJubilate Domino
  8. 🔍 62% Beatus vir cujusBeatus vir cujus
  9. 🔍 59% Ego diligentesEgo diligentes
  10. 🔍 58% AnnuntiaviAnnuntiavi
  11. 🔍 58% Ego sumEgo sum
  12. 🔍 57% Cor meumCor meum
  13. 🔍 56% Nunc dimittisNunc dimittis
  14. 🔍 56% Deus docuistiDeus docuisti
  15. 🔍 56% De profundisDe profundis
  16. 🔍 55% Suscepimus (Tract.)Suscepimus (Tract.)
  17. 🔍 53% Sacerdotes ejusSacerdotes ejus
  18. 🔍 53% Saepe expugnaveruntSaepe expugnaverunt
  19. 🔍 53% NoliteNolite
  20. 🔍 53% Ego autem cumEgo autem cum
  21. 🔍 52% Notus in JudaeaNotus in Judaea
  22. 🔍 52% Gustate... TimeteGustate... Timete
  23. 🔍 51% Jubilate DominoJubilate Domino
  24. 🔍 51% Laudate... omnes gentesLaudate... omnes gentes
  25. 🔍 51% Qui gloriaturQui gloriatur
  26. 🔍 50% Manum suamManum suam
  27. 🔍 50% Meum est consiliumMeum est consilium
  28. 🔍 50% Domine DeusDomine Deus
  29. 🔍 49% Ecce sic benediceturEcce sic benedicetur
  30. 🔍 48% Ab ortu solisAb ortu solis
  31. 🔍 47% De profundisDe profundis
  32. 🔍 47% Saepe expugnaveruntSaepe expugnaverunt
  33. 🔍 46% Fundamenta ejusFundamenta ejus
  34. 🔍 46% Ego pascamEgo pascam
  35. 🔍 46% Tu gloria Jerusalem (Tract)Tu gloria Jerusalem (Tract)
  36. 🔍 46% Qui regis IsraelQui regis Israel
  37. 🔍 44% Surge DomineSurge Domine
  38. 🔍 44% Veni sponsa ChristiVeni sponsa Christi
  39. 🔍 44% Ad te levaviAd te levavi
  40. 🔍 44% Laudate... omnes gentesLaudate... omnes gentes
  41. 🔍 44% Domine DeusDomine Deus
  42. 🔍 44% Manum suamManum suam
  43. 🔍 43% Laudate... omnes AngeliLaudate... omnes Angeli
  44. 🔍 43% NoliteNolite
  45. 🔍 43% Ego autem cumEgo autem cum
  46. 🔍 43% Meum est consiliumMeum est consilium
  47. 🔍 43% Ego diligentesEgo diligentes
  48. 🔍 41% Qui gloriaturQui gloriatur
  49. 🔍 41% AnnuntiateAnnuntiate
  50. 🔍 41% DesideriumDesiderium
  51. 🔍 41% Probasti nosProbasti nos
  52. 🔍 40% Qui confiduntQui confidunt
  53. 🔍 40% Te Deum PatremTe Deum Patrem
  54. 🔍 39% Filii hominumFilii hominum
  55. 🔍 39% AbsolveAbsolve
  56. 🔍 39% Qui seminantQui seminant
  57. 🔍 38% Nunc dimittisNunc dimittis
  58. 🔍 38% Laudate... omnes AngeliLaudate... omnes Angeli
  59. 🔍 38% MagnificatMagnificat
  60. 🔍 38% Induit eumInduit eum
  61. 🔍 37% DesideriumDesiderium
  62. 🔍 37% Notus in JudaeaNotus in Judaea
  63. 🔍 37% Veni sponsa ChristiVeni sponsa Christi
  64. 🔍 37% Fundamenta ejusFundamenta ejus
  65. 🔍 36% Ecce sic benediceturEcce sic benedicetur