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% Revela DominoRevela Domino
  2. 🔍 54% Revela DominoRevela Domino
  3. 🔍 42% Adorate DominumAdorate Dominum
  4. 🔍 41% Oculi meiOculi mei
  5. 🔍 41% In tua justitiaIn tua justitia
  6. 🔍 41% Transeunte DominoTranseunte Domino
  7. 🔍 38% Dominus defensorDominus defensor
  8. 🔍 38% Domine in virtute tuaDomine in virtute tua
  9. 🔍 36% Ecce ancilla DominiEcce ancilla Domini
  10. 🔍 35% Ne in ira tuaNe in ira tua
  11. 🔍 34% Adoremus Dominum QuoniamAdoremus Dominum Quoniam
  12. 🔍 33% Rectos decetRectos decet
  13. 🔍 32% Dominus legifer nosterDominus legifer noster
  14. 🔍 32% Dominum qui fecitDominum qui fecit
  15. 🔍 32% Ecce veniet Propheta magnusEcce veniet Propheta magnus
  16. 🔍 32% Expugna impugnantesExpugna impugnantes
  17. 🔍 31% Missus est GabrielMissus est Gabriel
  18. 🔍 31% In manu tuaIn manu tua
  19. 🔍 31% Venite ExultemusVenite Exultemus
  20. 🔍 31% Annuntiate populisAnnuntiate populis
  21. 🔍 30% Dominum Deum nostrumDominum Deum nostrum
  22. 🔍 30% Adoremus Dominum qui fecitAdoremus Dominum qui fecit
  23. 🔍 30% Faciamus hicFaciamus hic
  24. 🔍 30% Benedicam DominumBenedicam Dominum
  25. 🔍 30% Dominus regit meDominus regit me
  26. 🔍 29% Semen ceciditSemen cecidit
  27. 🔍 29% Jubilemus DeoJubilemus Deo
  28. 🔍 28% Venite ad meVenite ad me
  29. 🔍 28% Beatam me dicentBeatam me dicent
  30. 🔍 28% Non in Solo PaneNon in Solo Pane
  31. 🔍 27% Multi enim sunt vocatiMulti enim sunt vocati
  32. 🔍 26% Cum immundus spiritusCum immundus spiritus
  33. 🔍 26% Alleluia alleluia alleluiaAlleluia alleluia alleluia
  34. 🔍 25% Ecce jam venitEcce jam venit
  35. 🔍 23% Benedicamus Domino (I classis in II Vesperis)Benedicamus Domino (I classis in II Vesperis)
  36. 🔍 21% Benedicamus Domino (I classis in I Vesperis)Benedicamus Domino (I classis in I Vesperis)
  37. 🔍 20% Servite DominoServite Domino
  38. 🔍 20% Servite DominoServite Domino
  39. 🔍 20% Ostende nobis DomineOstende nobis Domine
  40. 🔍 20% Confitemini Domino quoniamConfitemini Domino quoniam
  41. 🔍 20% Triduanas a DominoTriduanas a Domino
  42. 🔍 19% Confitemini Domino quoniamConfitemini Domino quoniam
  43. 🔍 19% Dederunt hostiam pro DominoDederunt hostiam pro Domino
  44. 🔍 19% Confitemini Domino quia (Antiphona)Confitemini Domino quia (Antiphona)
  45. 🔍 19% Placebo DominoPlacebo Domino
  46. 🔍 19% Ostende nobisOstende nobis
  47. 🔍 18% Confitemini DominoConfitemini Domino
  48. 🔍 18% Praefatio solemnis de AngelisPraefatio solemnis de Angelis
  49. 🔍 18% Afferte DominoAfferte Domino
  50. 🔍 18% Confitemini Domino quiaConfitemini Domino quia
  51. 🔍 18% Praeclara qua tu gloriaPraeclara qua tu gloria
  52. 🔍 18% Placebo DominoPlacebo Domino
  53. 🔍 18% Confitemini Domino quoniam (Antiphona)Confitemini Domino quoniam (Antiphona)
  54. 🔍 18% Sapientia clamitatSapientia clamitat
  55. 🔍 18% Benedicamus DominoBenedicamus Domino
  56. 🔍 17% Miserere (Ps 50)Miserere (Ps 50)
  57. 🔍 17% Placebo DominoPlacebo Domino
  58. 🔍 17% Justi decantaveruntJusti decantaverunt
  59. 🔍 17% Redempti a DominoRedempti a Domino
  60. 🔍 17% Confitemini Domino quoniam (Antiphona)Confitemini Domino quoniam (Antiphona)
  61. 🔍 17% Qui luce splendesQui luce splendes
  62. 🔍 17% Te nostra laetisTe nostra laetis
  63. 🔍 17% Memento nostriMemento nostri
  64. 🔍 17% Gloria VIIGloria VII
  65. 🔍 17% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)