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