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% Rectos decetRectos decet
  2. 🔍 63% Te decet hymnusTe decet hymnus
  3. 🔍 62% Rectos decetRectos decet
  4. 🔍 51% Rectos decetRectos decet
  5. 🔍 43% Regnavit DominusRegnavit Dominus
  6. 🔍 43% Veritas DominiVeritas Domini
  7. 🔍 41% Oculi meiOculi mei
  8. 🔍 41% Benedic Domine (Mode 4e-e)Benedic Domine (Mode 4e-e)
  9. 🔍 41% Benedic Domine (Mode 4e-g)Benedic Domine (Mode 4e-g)
  10. 🔍 41% Domine in caeloDomine in caelo
  11. 🔍 41% Adorate DominumAdorate Dominum
  12. 🔍 40% LaudaboLaudabo
  13. 🔍 40% Benedictus Dominus DeusBenedictus Dominus Deus
  14. 🔍 40% Benedictus Dominus quiaBenedictus Dominus quia
  15. 🔍 40% Benedictus Deus IsraelBenedictus Deus Israel
  16. 🔍 40% Erexit DominusErexit Dominus
  17. 🔍 39% Exaudiat te DominusExaudiat te Dominus
  18. 🔍 39% Miserere mei DeusMiserere mei Deus
  19. 🔍 39% De nocteDe nocte
  20. 🔍 39% Benedixisti DomineBenedixisti Domine
  21. 🔍 39% Iustus et sanctusIustus et sanctus
  22. 🔍 39% In DominoIn Domino
  23. 🔍 39% Populus meus aitPopulus meus ait
  24. 🔍 38% Da nobis DomineDa nobis Domine
  25. 🔍 38% Domine clamaviDomine clamavi
  26. 🔍 38% Exsultet spiritusExsultet spiritus
  27. 🔍 38% Declinabit DominusDeclinabit Dominus
  28. 🔍 38% Memorare DomineMemorare Domine
  29. 🔍 38% Dominus regnavitDominus regnavit
  30. 🔍 38% Magnus Dominus (Mode 4a)Magnus Dominus (Mode 4a)
  31. 🔍 38% Et Dominus in circuituEt Dominus in circuitu
  32. 🔍 38% Et in servis suisEt in servis suis
  33. 🔍 38% Innocens manibusInnocens manibus
  34. 🔍 37% Domine magnus esDomine magnus es
  35. 🔍 37% Servite DominoServite Domino
  36. 🔍 37% Non nos derelinquasNon nos derelinquas
  37. 🔍 37% Omnis spiritusOmnis spiritus
  38. 🔍 37% Illumina DomineIllumina Domine
  39. 🔍 37% Dignus es DomineDignus es Domine
  40. 🔍 37% Deus misereaturDeus misereatur
  41. 🔍 37% Mecum sitMecum sit
  42. 🔍 37% AmpliusAmplius
  43. 🔍 37% Cantate DominoCantate Domino
  44. 🔍 37% Iubilate DeoIubilate Deo
  45. 🔍 37% Lauda JerusalemLauda Jerusalem
  46. 🔍 37% Quoniam in teQuoniam in te
  47. 🔍 37% Domine audiviDomine audivi
  48. 🔍 37% Domine refugiumDomine refugium
  49. 🔍 37% Et invocabimusEt invocabimus
  50. 🔍 37% Da scientiamDa scientiam
  51. 🔍 37% HabitabitHabitabit
  52. 🔍 37% Sacrificium DeoSacrificium Deo
  53. 🔍 37% Deus nosterDeus noster
  54. 🔍 37% Laudate nomen DominiLaudate nomen Domini
  55. 🔍 37% Domine Deus meus in te speraviDomine Deus meus in te speravi
  56. 🔍 37% Adjutor in tribulationibusAdjutor in tribulationibus
  57. 🔍 37% Sitivit in teSitivit in te
  58. 🔍 36% Exaltate regem saeculorumExaltate regem saeculorum
  59. 🔍 36% Deus in sanctoDeus in sancto
  60. 🔍 36% Ad te de luceAd te de luce
  61. 🔍 36% Exsurge Domine et judicaExsurge Domine et judica
  62. 🔍 36% Magnus Dominus (Mode 1a2)Magnus Dominus (Mode 1a2)
  63. 🔍 36% De manu omniumDe manu omnium
  64. 🔍 36% Fortitudo mea et lausFortitudo mea et laus
  65. 🔍 36% Domine non est exaltatumDomine non est exaltatum