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% Mysterium fidei IIMysterium fidei II
  2. 🔍 28% Fortem virili pectore (per annum)Fortem virili pectore (per annum)
  3. 🔍 28% Venite exsultemus IIVenite exsultemus II
  4. 🔍 27% Mysterium fideiMysterium fidei
  5. 🔍 27% Fortem virili pectore (Saint Helena)Fortem virili pectore (Saint Helena)
  6. 🔍 27% Rector ætérniRector ætérni
  7. 🔍 26% Christe qui splendor (in festis)Christe qui splendor (in festis)
  8. 🔍 26% Fortem virili pectoreFortem virili pectore
  9. 🔍 26% Fulget in caelisFulget in caelis
  10. 🔍 26% Haec femina laudabilisHaec femina laudabilis
  11. 🔍 26% Sanctorum meritis 2Sanctorum meritis 2
  12. 🔍 25% Venite exsultemus VIVenite exsultemus VI
  13. 🔍 25% Hae feminae laudabilesHae feminae laudabiles
  14. 🔍 24% Benedictus Dominus a saeculoBenedictus Dominus a saeculo
  15. 🔍 23% Laude te civesLaude te cives
  16. 🔍 23% Justus germinabitJustus germinabit
  17. 🔍 23% Te lucis ante terminum (In Festis)Te lucis ante terminum (In Festis)
  18. 🔍 22% Bernardus doctor inclitusBernardus doctor inclitus
  19. 🔍 22% Clamavi ad te, DomineClamavi ad te, Domine
  20. 🔍 22% Tecum principiumTecum principium
  21. 🔍 21% Te lucis ante terminum (In Festis Majoribus)Te lucis ante terminum (In Festis Majoribus)
  22. 🔍 21% Mysterium fidei Salvator mundiMysterium fidei Salvator mundi
  23. 🔍 21% Quod chorusQuod chorus
  24. 🔍 21% Exsultet jam AngelicaExsultet jam Angelica
  25. 🔍 21% Christe qui splendor et dies (in dominicis per annum)Christe qui splendor et dies (in dominicis per annum)
  26. 🔍 21% Christe qui splendor (in memoriis)Christe qui splendor (in memoriis)
  27. 🔍 20% Mysterium fideiMysterium fidei
  28. 🔍 20% Virgo gloriosa semperVirgo gloriosa semper
  29. 🔍 20% Exaltata est sancta D. G. (vers. sol.)Exaltata est sancta D. G. (vers. sol.)
  30. 🔍 20% Gloria et honore (versus solemnior)Gloria et honore (versus solemnior)
  31. 🔍 19% Quem terra pontus aetheraQuem terra pontus aethera
  32. 🔍 19% Gloriosus apparuisti (vers. sol.)Gloriosus apparuisti (vers. sol.)
  33. 🔍 19% Repleti suntRepleti sunt
  34. 🔍 19% Mysterium fideiMysterium fidei
  35. 🔍 19% Inclina cor meumInclina cor meum
  36. 🔍 19% Igne divini radiansIgne divini radians
  37. 🔍 19% Primo dPrimo d
  38. 🔍 19% Attende Domine Attende Domine
  39. 🔍 19% Salve mundiSalve mundi
  40. 🔍 19% Virgo prudentumVirgo prudentum
  41. 🔍 19% Ecce Maria genuitEcce Maria genuit
  42. 🔍 19% Primo dPrimo d
  43. 🔍 19% Si ambulaveroSi ambulavero
  44. 🔍 18% Primo dierum omniumPrimo dierum omnium
  45. 🔍 18% Clamavi in toto cordeClamavi in toto corde
  46. 🔍 18% Spiritus Paraclitus (Tonus simplex pro diebus infra Octavam)Spiritus Paraclitus (Tonus simplex pro diebus infra Octavam)
  47. 🔍 18% Christus dilexit nosChristus dilexit nos
  48. 🔍 18% Justum deduxit DominusJustum deduxit Dominus
  49. 🔍 18% Auditam fac mihi maneAuditam fac mihi mane
  50. 🔍 18% Praefatio de Dominicis per annum IVPraefatio de Dominicis per annum IV
  51. 🔍 17% Tecum principiumTecum principium
  52. 🔍 17% Conditor alme siderumConditor alme siderum
  53. 🔍 17% Deus meus adiutor meusDeus meus adiutor meus
  54. 🔍 17% Paradisi portaeParadisi portae
  55. 🔍 17% Dominus vobiscumDominus vobiscum
  56. 🔍 17% Ego daemoniumEgo daemonium
  57. 🔍 17% Benedicamus Domino (Sabbato ante Septuagesimam)Benedicamus Domino (Sabbato ante Septuagesimam)
  58. 🔍 17% Domine nomen tuumDomine nomen tuum
  59. 🔍 17% Tecum principiumTecum principium
  60. 🔍 17% Tollite jugum meum super vos (V/. soll.)Tollite jugum meum super vos (V/. soll.)
  61. 🔍 17% Domine in virtuteDomine in virtute
  62. 🔍 17% Exiit sermoExiit sermo
  63. 🔍 17% Salvator mundi salva nosSalvator mundi salva nos
  64. 🔍 17% Cantemus cuncti melodumCantemus cuncti melodum
  65. 🔍 17% Salve mater misericordiaeSalve mater misericordiae