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% Dominus defensorDominus defensor
  2. 🔍 56% Dominus defensorDominus defensor
  3. 🔍 41% Oculi meiOculi mei
  4. 🔍 39% In tua justitiaIn tua justitia
  5. 🔍 38% Revela DominoRevela Domino
  6. 🔍 36% Adorate DominumAdorate Dominum
  7. 🔍 36% Dominus regit meDominus regit me
  8. 🔍 34% Ne in ira tuaNe in ira tua
  9. 🔍 34% Dominus legifer nosterDominus legifer noster
  10. 🔍 34% Domine in virtute tuaDomine in virtute tua
  11. 🔍 32% Ecce ancilla DominiEcce ancilla Domini
  12. 🔍 31% Rectos decetRectos decet
  13. 🔍 31% Transeunte DominoTranseunte Domino
  14. 🔍 31% Expugna impugnantesExpugna impugnantes
  15. 🔍 30% Dominum qui fecitDominum qui fecit
  16. 🔍 30% In manu tuaIn manu tua
  17. 🔍 30% Adoremus Dominum qui fecitAdoremus Dominum qui fecit
  18. 🔍 30% Non in Solo PaneNon in Solo Pane
  19. 🔍 29% Judicasti DomineJudicasti Domine
  20. 🔍 29% Jubilemus DeoJubilemus Deo
  21. 🔍 29% Dominum Deum nostrumDominum Deum nostrum
  22. 🔍 29% Adoremus Dominum QuoniamAdoremus Dominum Quoniam
  23. 🔍 28% Multi enim sunt vocatiMulti enim sunt vocati
  24. 🔍 28% Judicasti DomineJudicasti Domine
  25. 🔍 28% Beatam me dicentBeatam me dicent
  26. 🔍 27% JudicastiJudicasti
  27. 🔍 27% Annuntiate populisAnnuntiate populis
  28. 🔍 27% Venite ExultemusVenite Exultemus
  29. 🔍 27% Benedicam DominumBenedicam Dominum
  30. 🔍 26% Missus est GabrielMissus est Gabriel
  31. 🔍 26% Faciamus hicFaciamus hic
  32. 🔍 26% Semen ceciditSemen cecidit
  33. 🔍 26% Ecce jam venitEcce jam venit
  34. 🔍 26% Ecce veniet Propheta magnusEcce veniet Propheta magnus
  35. 🔍 25% Alleluia alleluia alleluiaAlleluia alleluia alleluia
  36. 🔍 25% Tibi revelaviTibi revelavi
  37. 🔍 24% Cum immundus spiritusCum immundus spiritus
  38. 🔍 23% Venite ad meVenite ad me
  39. 🔍 22% Tibi revelaviTibi revelavi
  40. 🔍 22% Judicasti DomineJudicasti Domine
  41. 🔍 21% Judicasti DomineJudicasti Domine
  42. 🔍 20% Iudicasti DomineIudicasti Domine
  43. 🔍 20% Benedicamus Domino (I classis in I Vesperis)Benedicamus Domino (I classis in I Vesperis)
  44. 🔍 19% Dominus illuminatioDominus illuminatio
  45. 🔍 19% Magnus DominusMagnus Dominus
  46. 🔍 19% Magnus DominusMagnus Dominus
  47. 🔍 18% Benedictus DominusBenedictus Dominus
  48. 🔍 18% Benedictus DominusBenedictus Dominus
  49. 🔍 17% Inclinavit DominusInclinavit Dominus
  50. 🔍 17% Benedictus DominusBenedictus Dominus
  51. 🔍 17% Benedicamus Domino (I classis in II Vesperis)Benedicamus Domino (I classis in II Vesperis)
  52. 🔍 17% Dominus illuminatioDominus illuminatio
  53. 🔍 17% SanctificavitSanctificavit
  54. 🔍 17% Respexit DominusRespexit Dominus
  55. 🔍 17% Dixit Dominus DominoDixit Dominus Domino
  56. 🔍 16% Respexit Dominus (I)Respexit Dominus (I)
  57. 🔍 16% Judica causamJudica causam
  58. 🔍 16% Clamavi et DominusClamavi et Dominus
  59. 🔍 16% Dominus... plebemDominus... plebem
  60. 🔍 16% Respexit DominusRespexit Dominus
  61. 🔍 16% Respexit DominusRespexit Dominus
  62. 🔍 16% Benedictus Dominus Deus meusBenedictus Dominus Deus meus
  63. 🔍 15% Inclinavit DominusInclinavit Dominus
  64. 🔍 15% Dominus, illuminatio meaDominus, illuminatio mea
  65. 🔍 15% Clamavi et DominusClamavi et Dominus