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% Ego dilectoEgo dilecto
  2. 🔍 27% Ego dilecto meoEgo dilecto meo
  3. 🔍 23% Dulce lignumDulce lignum
  4. 🔍 21% Ego dilectoEgo dilecto
  5. 🔍 21% Ego dilecto. InveniEgo dilecto. Inveni
  6. 🔍 20% Domine DeusDomine Deus
  7. 🔍 19% Sacerdotes ejusSacerdotes ejus
  8. 🔍 18% Domine DeusDomine Deus
  9. 🔍 18% Ego dilecto meoEgo dilecto meo
  10. 🔍 18% Dicite in gentibusDicite in gentibus
  11. 🔍 18% Isti sunt Sancti qui nonIsti sunt Sancti qui non
  12. 🔍 17% ExsultavitExsultavit
  13. 🔍 17% Ego vos elegiEgo vos elegi
  14. 🔍 17% Anima... liquefactaAnima... liquefacta
  15. 🔍 16% ExsultavitExsultavit
  16. 🔍 16% De profundisDe profundis
  17. 🔍 16% Ego vos elegiEgo vos elegi
  18. 🔍 16% De profundisDe profundis
  19. 🔍 16% In te DomineIn te Domine
  20. 🔍 16% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  21. 🔍 16% Spiritus estSpiritus est
  22. 🔍 16% Salus et gloriaSalus et gloria
  23. 🔍 16% Probasti nosProbasti nos
  24. 🔍 16% Te Deum PatremTe Deum Patrem
  25. 🔍 16% Ego dilectoEgo dilecto
  26. 🔍 16% DilexistiDilexisti
  27. 🔍 16% Ego diligentesEgo diligentes
  28. 🔍 15% EffuderuntEffuderunt
  29. 🔍 15% Ego vos elegi...alleluiaEgo vos elegi...alleluia
  30. 🔍 15% ExspectabamExspectabam
  31. 🔍 15% Dicite in gentibusDicite in gentibus
  32. 🔍 15% Laudate... omnes AngeliLaudate... omnes Angeli
  33. 🔍 15% AnnuntiaviAnnuntiavi
  34. 🔍 15% Cor meumCor meum
  35. 🔍 15% In te DomineIn te Domine
  36. 🔍 15% Ego autem cumEgo autem cum
  37. 🔍 15% Ego diligentesEgo diligentes
  38. 🔍 15% Spiritus estSpiritus est
  39. 🔍 15% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  40. 🔍 15% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  41. 🔍 15% EffuderuntEffuderunt
  42. 🔍 15% Qui me dignatus est (Ant.)Qui me dignatus est (Ant.)
  43. 🔍 15% AbsolveAbsolve
  44. 🔍 15% Te Deum PatremTe Deum Patrem
  45. 🔍 15% Alleluia tuus sum ego. (Sundays throughout the year at Sext)Alleluia tuus sum ego. (Sundays throughout the year at Sext)
  46. 🔍 15% Adorate DominumAdorate Dominum
  47. 🔍 15% Tamquam filiisTamquam filiis
  48. 🔍 14% Domine exaudiDomine exaudi
  49. 🔍 14% Ego dilecto... dilectusEgo dilecto... dilectus
  50. 🔍 14% In te DomineIn te Domine
  51. 🔍 14% Ego dilectoEgo dilecto
  52. 🔍 14% Ite IaIte Ia
  53. 🔍 14% Fortis est ut morsFortis est ut mors
  54. 🔍 14% Laudate... omnes AngeliLaudate... omnes Angeli
  55. 🔍 14% Salus et gloriaSalus et gloria
  56. 🔍 14% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  57. 🔍 14% AccipiteAccipite
  58. 🔍 14% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  59. 🔍 14% Multiplicentur a Domino (Resp.)Multiplicentur a Domino (Resp.)
  60. 🔍 14% Salus et gloriaSalus et gloria
  61. 🔍 14% Deus docuistiDeus docuisti
  62. 🔍 14% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  63. 🔍 14% Alleluia. (Wednesday P. T. at Vespers)Alleluia. (Wednesday P. T. at Vespers)
  64. 🔍 14% Eripe me de inimicis... DomineEripe me de inimicis... Domine
  65. 🔍 14% Nunc ergoNunc ergo