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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Vox clara ecce intonatVox clara ecce intonat
  2. πŸ” 87% Vox claraVox clara
  3. πŸ” 86% Vox clara ecce intonatVox clara ecce intonat
  4. πŸ” 50% En clara voxEn clara vox
  5. πŸ” 49% En clara voxEn clara vox
  6. πŸ” 37% Magnis prophetaeMagnis prophetae
  7. πŸ” 36% Iam lucis orto sidereIam lucis orto sidere
  8. πŸ” 34% En clara vox redarguitEn clara vox redarguit
  9. πŸ” 33% Vox claraVox clara
  10. πŸ” 33% Ecce iam noctisEcce iam noctis
  11. πŸ” 33% Vox claraVox clara
  12. πŸ” 32% Jam lucis orto sidere (In Epiphania Domini)Jam lucis orto sidere (In Epiphania Domini)
  13. πŸ” 32% Vox Clara Ecce IntonatVox Clara Ecce Intonat
  14. πŸ” 31% Dum sacerdotum celebrant fidelesDum sacerdotum celebrant fideles
  15. πŸ” 31% Christe pastorum (Pro Papa)Christe pastorum (Pro Papa)
  16. πŸ” 31% Christe pastorum (Pro Episcopo)Christe pastorum (Pro Episcopo)
  17. πŸ” 31% Christe pastorum (Pro Presbytero)Christe pastorum (Pro Presbytero)
  18. πŸ” 30% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  19. πŸ” 30% O Maria vitae viaO Maria vitae via
  20. πŸ” 30% Venite exsultemus DVenite exsultemus D
  21. πŸ” 29% Ales diei nuntiusAles diei nuntius
  22. πŸ” 29% Aeterna caeli gloriaAeterna caeli gloria
  23. πŸ” 28% Lucis Creator optimeLucis Creator optime
  24. πŸ” 28% Lucis Creator optimeLucis Creator optime
  25. πŸ” 28% Aeterna caeli gloria (in Hieme)Aeterna caeli gloria (in Hieme)
  26. πŸ” 27% Jam lucis orto sidere (Tempore Epiphaniae)Jam lucis orto sidere (Tempore Epiphaniae)
  27. πŸ” 27% Exsultet iam angelicaExsultet iam angelica
  28. πŸ” 26% Te lucis ante terminum (In Epiphania Domini)Te lucis ante terminum (In Epiphania Domini)
  29. πŸ” 26% Diei luce redditaDiei luce reddita
  30. πŸ” 25% Quod chorusQuod chorus
  31. πŸ” 25% Jam Lucis Orto T.P.Jam Lucis Orto T.P.
  32. πŸ” 25% Iam lucis orto sidere Iam lucis orto sidere
  33. πŸ” 25% Sator princΓ©psque tΓ©mporumSator princΓ©psque tΓ©mporum
  34. πŸ” 24% Custodes hominumCustodes hominum
  35. πŸ” 24% Sanctorum meritis 2Sanctorum meritis 2
  36. πŸ” 24% Aeterna caeli gloria (aestivalis)Aeterna caeli gloria (aestivalis)
  37. πŸ” 24% Aeterna caeli gloria (in Aestate)Aeterna caeli gloria (in Aestate)
  38. πŸ” 24% Nunc Sancte nobis (In Epiphania Domini)Nunc Sancte nobis (In Epiphania Domini)
  39. πŸ” 24% Praefatio defunctorumPraefatio defunctorum
  40. πŸ” 24% Rector potens (In Epiphania Domini)Rector potens (In Epiphania Domini)
  41. πŸ” 24% Rerum Deus (In Epiphania Domini)Rerum Deus (In Epiphania Domini)
  42. πŸ” 24% Praefatio ferialis de AdventuPraefatio ferialis de Adventu
  43. πŸ” 24% Sanctorum meritisSanctorum meritis
  44. πŸ” 23% Aurora iamAurora iam
  45. πŸ” 23% Fulgentis auctor aetherisFulgentis auctor aetheris
  46. πŸ” 23% Jam lucis orto sidere (ord. Sund.)Jam lucis orto sidere (ord. Sund.)
  47. πŸ” 23% Te lucis ante terminum (In Epiphania)Te lucis ante terminum (In Epiphania)
  48. πŸ” 23% Nox et tenebraeNox et tenebrae
  49. πŸ” 23% Jam lucis orto sidere (In Dom. et Minor. Festis)Jam lucis orto sidere (In Dom. et Minor. Festis)
  50. πŸ” 23% Ave Virgo specieiAve Virgo speciei
  51. πŸ” 23% Jam lucis orto sidere (In Feriis et Fest. Simpl.)Jam lucis orto sidere (In Feriis et Fest. Simpl.)
  52. πŸ” 22% Corde natus ex ParentisCorde natus ex Parentis
  53. πŸ” 22% Pergrata mundoPergrata mundo
  54. πŸ” 22% Ales diei nuntiusAles diei nuntius
  55. πŸ” 22% Praefatio ferialis de AngelisPraefatio ferialis de Angelis
  56. πŸ” 22% Exsultet iam angelicaExsultet iam angelica
  57. πŸ” 22% Dum lux exoriturDum lux exoritur
  58. πŸ” 22% Praefatio ferialis de nuptiisPraefatio ferialis de nuptiis
  59. πŸ” 22% O sol salutis intimis (Alter tonus)O sol salutis intimis (Alter tonus)
  60. πŸ” 22% Praefatio ferialis de sancto Ioanne BaptistaPraefatio ferialis de sancto Ioanne Baptista
  61. πŸ” 22% Legis sacrataeLegis sacratae
  62. πŸ” 22% Aeterna caeli gloriaAeterna caeli gloria
  63. πŸ” 22% Laudes Crucis AttollamusLaudes Crucis Attollamus
  64. πŸ” 22% Praefatio ferialis de S. BenedictoPraefatio ferialis de S. Benedicto
  65. πŸ” 22% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)