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% Ave Regina caelorumAve Regina caelorum
  2. 🔍 50% Ave Regina CaelorumAve Regina Caelorum
  3. 🔍 40% Ave Regina caelorumAve Regina caelorum
  4. 🔍 39% Ave Regina caelorum (simple tone)Ave Regina caelorum (simple tone)
  5. 🔍 39% Ave Regina caelorumAve Regina caelorum
  6. 🔍 38% Ave Regina caelorumAve Regina caelorum
  7. 🔍 38% Ave Regina caelorum (simple tone)Ave Regina caelorum (simple tone)
  8. 🔍 37% Ave Regina caelorumAve Regina caelorum
  9. 🔍 36% Ave Regina caelorumAve Regina caelorum
  10. 🔍 34% Ave Regina caelorum (monasticum)Ave Regina caelorum (monasticum)
  11. 🔍 32% Ave verumAve verum
  12. 🔍 32% Ave verumAve verum
  13. 🔍 30% Hodiernae lux dieiHodiernae lux diei
  14. 🔍 30% Ave Regina caelorumAve Regina caelorum
  15. 🔍 29% Felix namque esFelix namque es
  16. 🔍 28% Te gestientem gaudiisTe gestientem gaudiis
  17. 🔍 28% Immensa et unaImmensa et una
  18. 🔍 28% Ave Maria... virgo serenaAve Maria... virgo serena
  19. 🔍 27% Caelestis aulae nuntiusCaelestis aulae nuntius
  20. 🔍 27% O lux beata TrinitasO lux beata Trinitas
  21. 🔍 27% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  22. 🔍 27% Salve VirginaleSalve Virginale
  23. 🔍 27% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  24. 🔍 26% Felix namqueFelix namque
  25. 🔍 26% Laeta DiesLaeta Dies
  26. 🔍 25% Summae Deus (in festo SS. Trinitatis)Summae Deus (in festo SS. Trinitatis)
  27. 🔍 25% Ave verumAve verum
  28. 🔍 25% LaetabundusLaetabundus
  29. 🔍 25% Tu Trinitatis UnitasTu Trinitatis Unitas
  30. 🔍 25% Felix namque esFelix namque es
  31. 🔍 25% Laetabundus (1950 version)Laetabundus (1950 version)
  32. 🔍 25% Audit tyrannus anxiusAudit tyrannus anxius
  33. 🔍 25% Aspice DomineAspice Domine
  34. 🔍 25% O castitatis signiferO castitatis signifer
  35. 🔍 25% Vespere autem sabbatiVespere autem sabbati
  36. 🔍 25% Regali solioRegali solio
  37. 🔍 25% Venite exultemus Domino (IV Tonus A)Venite exultemus Domino (IV Tonus A)
  38. 🔍 25% Solemne laudisSolemne laudis
  39. 🔍 25% Laetabundus (1985 version)Laetabundus (1985 version)
  40. 🔍 24% Gloria VIIGloria VII
  41. 🔍 24% Regali solio fortisRegali solio fortis
  42. 🔍 24% Gloriosus Dei amicusGloriosus Dei amicus
  43. 🔍 24% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  44. 🔍 24% Gloria IIGloria II
  45. 🔍 24% Iesu corona celsiorIesu corona celsior
  46. 🔍 24% Legis sacrataeLegis sacratae
  47. 🔍 24% Venite exsultemus VI*Venite exsultemus VI*
  48. 🔍 24% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  49. 🔍 24% Auctor beate saeculiAuctor beate saeculi
  50. 🔍 24% Iesu corona celsiorIesu corona celsior
  51. 🔍 24% Iesu corona celsiorIesu corona celsior
  52. 🔍 24% Non relinquam vosNon relinquam vos
  53. 🔍 23% Martyr Dei, qui unicumMartyr Dei, qui unicum
  54. 🔍 23% Veni ad liberandumVeni ad liberandum
  55. 🔍 23% Exaltata est gloriosaExaltata est gloriosa
  56. 🔍 23% Regali solio fortisRegali solio fortis
  57. 🔍 23% Martyr Dei qui unicumMartyr Dei qui unicum
  58. 🔍 23% Praeclara qua tu gloriaPraeclara qua tu gloria
  59. 🔍 23% Regina mundiRegina mundi
  60. 🔍 23% Loquens JosephLoquens Joseph
  61. 🔍 23% Te Deum (Solemn tone)Te Deum (Solemn tone)
  62. 🔍 23% Venite exultemus IV GVenite exultemus IV G
  63. 🔍 23% O lux beata TrinitasO lux beata Trinitas
  64. 🔍 23% Sursum sonetSursum sonet
  65. 🔍 23% Nullis te genitorNullis te genitor