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% Dum tuos omnes!Dum tuos omnes!
  2. 🔍 38% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  3. 🔍 38% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  4. 🔍 38% Sic Patres vitamSic Patres vitam
  5. 🔍 37% Lucis Creator optimeLucis Creator optime
  6. 🔍 37% Miserere (Ps 50)Miserere (Ps 50)
  7. 🔍 37% Lucis creatorLucis creator
  8. 🔍 37% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  9. 🔍 37% O vos aethereiO vos aetherei
  10. 🔍 36% Libera me Domine de morteLibera me Domine de morte
  11. 🔍 36% O nimis felixO nimis felix
  12. 🔍 35% Verbum supernum prodiensVerbum supernum prodiens
  13. 🔍 35% Exsultet jam AngelicaExsultet jam Angelica
  14. 🔍 35% Lucis creatorLucis creator
  15. 🔍 35% Bella dum lateBella dum late
  16. 🔍 35% O lux beata CaelitumO lux beata Caelitum
  17. 🔍 35% O lux beata CaelitumO lux beata Caelitum
  18. 🔍 34% Mente jucundaMente jucunda
  19. 🔍 34% O lux beata CaelitumO lux beata Caelitum
  20. 🔍 34% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  21. 🔍 34% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  22. 🔍 34% Dominus JesusDominus Jesus
  23. 🔍 33% Ut queant laxisUt queant laxis
  24. 🔍 33% O lux beata CaelitumO lux beata Caelitum
  25. 🔍 33% Ut Antonini gloriamUt Antonini gloriam
  26. 🔍 33% Iam lucis orto sidere Iam lucis orto sidere
  27. 🔍 33% O lux beata CaelitumO lux beata Caelitum
  28. 🔍 33% Jam lucis orto sidere (In Major. Festis)Jam lucis orto sidere (In Major. Festis)
  29. 🔍 33% Salvete Christi vulneraSalvete Christi vulnera
  30. 🔍 33% Jam lucis orto sidere (Solemn feasts)Jam lucis orto sidere (Solemn feasts)
  31. 🔍 33% Ad quas orba viroAd quas orba viro
  32. 🔍 33% Tu ChristeTu Christe
  33. 🔍 32% Gentis redemptaeGentis redemptae
  34. 🔍 32% Gloria (Missa Votiva BMV)Gloria (Missa Votiva BMV)
  35. 🔍 32% Aeterne Rex altissimeAeterne Rex altissime
  36. 🔍 32% Gloria VGloria V
  37. 🔍 32% O gente felix hospitaO gente felix hospita
  38. 🔍 32% Lucis Creator optimeLucis Creator optime
  39. 🔍 32% Lucis Creator optimeLucis Creator optime
  40. 🔍 32% Salvete Christi vulneraSalvete Christi vulnera
  41. 🔍 32% Jesu Fili summi PatrisJesu Fili summi Patris
  42. 🔍 31% Ex more docti mysticoEx more docti mystico
  43. 🔍 31% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  44. 🔍 31% Aeterne sol qui lumineAeterne sol qui lumine
  45. 🔍 31% Jam lucis orto sidere (In Epiphania Domini)Jam lucis orto sidere (In Epiphania Domini)
  46. 🔍 31% Venite exultemus IV GVenite exultemus IV G
  47. 🔍 31% Iste Confessor (Impr. Stigmatum)Iste Confessor (Impr. Stigmatum)
  48. 🔍 31% O quam glorificaO quam glorifica
  49. 🔍 31% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  50. 🔍 31% Gloria XIGloria XI
  51. 🔍 31% Omnis expertemOmnis expertem
  52. 🔍 31% Gloria IGloria I
  53. 🔍 31% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  54. 🔍 31% O nimis felixO nimis felix
  55. 🔍 31% De profundis exclamantesDe profundis exclamantes
  56. 🔍 31% Qui lacrimatusQui lacrimatus
  57. 🔍 31% Jam lucis orto sidere (Solemnitatibus)Jam lucis orto sidere (Solemnitatibus)
  58. 🔍 30% Salve FranciadumSalve Franciadum
  59. 🔍 30% Omnis expertem maculaeOmnis expertem maculae
  60. 🔍 30% Iste Confessor (Conf. not Bishop)Iste Confessor (Conf. not Bishop)
  61. 🔍 30% Benedicta sit sanctaBenedicta sit sancta
  62. 🔍 30% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  63. 🔍 30% Auctor salutis uniceAuctor salutis unice
  64. 🔍 30% Lux o decora patriaeLux o decora patriae
  65. 🔍 30% Omnis expertemOmnis expertem