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% Te Joseph celebrent (III)Te Joseph celebrent (III)
  2. 🔍 79% Te Joseph celebrent (II)Te Joseph celebrent (II)
  3. 🔍 73% Te JosephTe Joseph
  4. 🔍 50% Te Joseph celebrent (I)Te Joseph celebrent (I)
  5. 🔍 30% Te Joseph celebrentTe Joseph celebrent
  6. 🔍 28% Te Joseph celebrentTe Joseph celebrent
  7. 🔍 28% Te JosephTe Joseph
  8. 🔍 26% Te virginumTe virginum
  9. 🔍 26% Te Joseph celebrentTe Joseph celebrent
  10. 🔍 26% In Nativitate Domini - Cantus MartyrologiiIn Nativitate Domini - Cantus Martyrologii
  11. 🔍 26% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  12. 🔍 25% Mentes juvetMentes juvet
  13. 🔍 25% Exsultet iam angelicaExsultet iam angelica
  14. 🔍 25% Caelitum JosephCaelitum Joseph
  15. 🔍 25% Te IosephTe Ioseph
  16. 🔍 25% Exsultet jam AngelicaExsultet jam Angelica
  17. 🔍 24% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  18. 🔍 24% Lauda fidelisLauda fidelis
  19. 🔍 24% Clemens et benignaClemens et benigna
  20. 🔍 24% Exsurgens JosephExsurgens Joseph
  21. 🔍 23% Credo (Missa secundi Toni)Credo (Missa secundi Toni)
  22. 🔍 23% Prex Eucharistica IVPrex Eucharistica IV
  23. 🔍 23% Te triumphantiTe triumphanti
  24. 🔍 23% Praefatio de D. N. Iesu Christo universorum RegePraefatio de D. N. Iesu Christo universorum Rege
  25. 🔍 23% Quod chorusQuod chorus
  26. 🔍 22% Praefatio Paschalis IIPraefatio Paschalis II
  27. 🔍 22% Salus et gloriaSalus et gloria
  28. 🔍 22% Salus et gloriaSalus et gloria
  29. 🔍 22% Gustate (Ad Communionem - Tonus 1)Gustate (Ad Communionem - Tonus 1)
  30. 🔍 22% Gloria (Missa secundi Toni)Gloria (Missa secundi Toni)
  31. 🔍 22% Benedictus es DomineBenedictus es Domine
  32. 🔍 22% Jesu decus angelicumJesu decus angelicum
  33. 🔍 22% Ad sacros VirgoAd sacros Virgo
  34. 🔍 22% Pontifex magnusPontifex magnus
  35. 🔍 22% Salus et gloriaSalus et gloria
  36. 🔍 22% Salus et gloriaSalus et gloria
  37. 🔍 22% Praefatio solemnis de QuadragesimaPraefatio solemnis de Quadragesima
  38. 🔍 21% Domine refugiumDomine refugium
  39. 🔍 21% Praefatio de Dominicis per annum IIPraefatio de Dominicis per annum II
  40. 🔍 21% Christe cunctorum satorChriste cunctorum sator
  41. 🔍 21% Praefatio de Dominicis per annum IVPraefatio de Dominicis per annum IV
  42. 🔍 21% Conditor almeConditor alme
  43. 🔍 21% Conditor alme siderumConditor alme siderum
  44. 🔍 21% Virginis Proles (ad libitum)Virginis Proles (ad libitum)
  45. 🔍 21% Ave Virgo specieiAve Virgo speciei
  46. 🔍 21% Praefatio ferialis de Nativitate DominiPraefatio ferialis de Nativitate Domini
  47. 🔍 21% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  48. 🔍 21% Dum crimenDum crimen
  49. 🔍 21% Ascendit autemAscendit autem
  50. 🔍 21% O Maria Mater pia MaterO Maria Mater pia Mater
  51. 🔍 20% Qui habitatQui habitat
  52. 🔍 20% Mira nocturnisMira nocturnis
  53. 🔍 20% Paradisi portaeParadisi portae
  54. 🔍 20% Passio DNJC secundum JoannemPassio DNJC secundum Joannem
  55. 🔍 20% Quas tibi laudesQuas tibi laudes
  56. 🔍 20% Praefatio ferialis de beata Maria VirginePraefatio ferialis de beata Maria Virgine
  57. 🔍 20% Festivis resonentFestivis resonent
  58. 🔍 20% Super te JerusalemSuper te Jerusalem
  59. 🔍 20% Jesu ChristeJesu Christe
  60. 🔍 20% Dominus vobiscumDominus vobiscum
  61. 🔍 20% Praefatio de Quadragesima IPraefatio de Quadragesima I
  62. 🔍 20% Tibi Christe splendor PatrisTibi Christe splendor Patris
  63. 🔍 20% Praefatio ferialis de sancto Ioseph Sponso B. M. V.Praefatio ferialis de sancto Ioseph Sponso B. M. V.
  64. 🔍 20% Isti sunt agniIsti sunt agni
  65. 🔍 20% Praefatio ferialis de sacratissimo Corde IesuPraefatio ferialis de sacratissimo Corde Iesu