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% Dicit AndreasDicit Andreas
  2. 🔍 76% Dicit AndreasDicit Andreas
  3. 🔍 62% Dicit AndreasDicit Andreas
  4. 🔍 48% Dicit AndreasDicit Andreas
  5. 🔍 45% Jacob autem (Com.)Jacob autem (Com.)
  6. 🔍 40% Dixit AndreasDixit Andreas
  7. 🔍 35% Dixit AndreasDixit Andreas
  8. 🔍 25% Exiit sermo (Com.)Exiit sermo (Com.)
  9. 🔍 24% AndreasAndreas
  10. 🔍 24% Unus ex duobusUnus ex duobus
  11. 🔍 23% Deus in adjutoriumDeus in adjutorium
  12. 🔍 23% Exiit sermoExiit sermo
  13. 🔍 23% Beatus qui auditBeatus qui audit
  14. 🔍 22% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  15. 🔍 22% Testis mihiTestis mihi
  16. 🔍 22% Populus SionPopulus Sion
  17. 🔍 22% Me exspectaveruntMe exspectaverunt
  18. 🔍 21% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  19. 🔍 21% Adorna thalamumAdorna thalamum
  20. 🔍 21% Beatus AndreasBeatus Andreas
  21. 🔍 21% Contristatus sumContristatus sum
  22. 🔍 21% Adoramus te Christe (Tract)Adoramus te Christe (Tract)
  23. 🔍 21% Gloria VIGloria VI
  24. 🔍 21% Venite Exsultemus VIIVenite Exsultemus VII
  25. 🔍 21% Laetabitur justusLaetabitur justus
  26. 🔍 21% Christo igiturChristo igitur
  27. 🔍 21% Gloria XIVGloria XIV
  28. 🔍 21% Dixit Judas SimoniDixit Judas Simoni
  29. 🔍 20% Andreas Christi famulusAndreas Christi famulus
  30. 🔍 20% Testis mihiTestis mihi
  31. 🔍 20% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  32. 🔍 20% Dominus dixitDominus dixit
  33. 🔍 20% Dominus regit meDominus regit me
  34. 🔍 20% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  35. 🔍 20% In paradisumIn paradisum
  36. 🔍 20% Gloria (ad lib.) I.Gloria (ad lib.) I.
  37. 🔍 20% Jacob autemJacob autem
  38. 🔍 20% Veni Creator SpiritusVeni Creator Spiritus
  39. 🔍 20% Beatus qui auditBeatus qui audit
  40. 🔍 20% Justus DominusJustus Dominus
  41. 🔍 20% Domine quinque talentaDomine quinque talenta
  42. 🔍 20% Andreas Christi famulusAndreas Christi famulus
  43. 🔍 20% FoderuntFoderunt
  44. 🔍 20% Me exspectaveruntMe exspectaverunt
  45. 🔍 20% Domine tu mihiDomine tu mihi
  46. 🔍 20% Domine tu mihiDomine tu mihi
  47. 🔍 20% Dixit Iudas SimoniDixit Iudas Simoni
  48. 🔍 20% ImproperiumImproperium
  49. 🔍 20% Exaudi DeusExaudi Deus
  50. 🔍 20% Exiit sermoExiit sermo
  51. 🔍 20% In voluntateIn voluntate
  52. 🔍 19% Cor JesuCor Jesu
  53. 🔍 19% Domine exaudiDomine exaudi
  54. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  55. 🔍 19% Verba meaVerba mea
  56. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  57. 🔍 19% Beatus AndreasBeatus Andreas
  58. 🔍 19% Domine quinque talentaDomine quinque talenta
  59. 🔍 19% Populus SionPopulus Sion
  60. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  61. 🔍 19% Dominus dixit ad meDominus dixit ad me
  62. 🔍 19% Erit quasi signumErit quasi signum
  63. 🔍 19% Beatus AndreasBeatus Andreas
  64. 🔍 19% Omnes qui in ChristoOmnes qui in Christo
  65. 🔍 19% Erubescant et revereanturErubescant et revereantur