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% Dum aeternaeDum aeternae
  2. πŸ” 28% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  3. πŸ” 27% Praefatio solemnior de sanctissima EucharistiaPraefatio solemnior de sanctissima Eucharistia
  4. πŸ” 26% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  5. πŸ” 26% AetΓ©rna imΓ‘goAetΓ©rna imΓ‘go
  6. πŸ” 26% Celsa potestasCelsa potestas
  7. πŸ” 26% Jam Christus astra ascenderatJam Christus astra ascenderat
  8. πŸ” 26% Jesu nostra redemptioJesu nostra redemptio
  9. πŸ” 26% Aeterna imago altissimiAeterna imago altissimi
  10. πŸ” 25% In Francisci filioIn Francisci filio
  11. πŸ” 25% Praefatio solemnior de sancto Ioanne BaptistaPraefatio solemnior de sancto Ioanne Baptista
  12. πŸ” 25% Nunc tempus acceptabileNunc tempus acceptabile
  13. πŸ” 25% Ex more docti mysticoEx more docti mystico
  14. πŸ” 25% Te lucis ante terminum (In Festo S. Cordis Jesu))Te lucis ante terminum (In Festo S. Cordis Jesu))
  15. πŸ” 25% Christe Redemptor omniumChriste Redemptor omnium
  16. πŸ” 25% Rerum Deus (In Festo S. Cordis Jesu)Rerum Deus (In Festo S. Cordis Jesu)
  17. πŸ” 25% Aeterna imago AltissimiAeterna imago Altissimi
  18. πŸ” 25% Praefatio solemnior de Ecclesiae DedicationePraefatio solemnior de Ecclesiae Dedicatione
  19. πŸ” 25% Ad cenamAd cenam
  20. πŸ” 25% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  21. πŸ” 25% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  22. πŸ” 25% Praefatio solemnior de nuptiisPraefatio solemnior de nuptiis
  23. πŸ” 25% Veni Creator (1983/1934)Veni Creator (1983/1934)
  24. πŸ” 24% Rector potens (In Festo S. Cordis Jesu)Rector potens (In Festo S. Cordis Jesu)
  25. πŸ” 24% Praefatio solemnis de sanctissima EucharistiaPraefatio solemnis de sanctissima Eucharistia
  26. πŸ” 24% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  27. πŸ” 24% Praefatio solemnior de sancto Joanne BaptistaPraefatio solemnior de sancto Joanne Baptista
  28. πŸ” 24% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  29. πŸ” 24% Venite exsultemus IVVenite exsultemus IV
  30. πŸ” 24% Sanctorum meritisSanctorum meritis
  31. πŸ” 24% Veni Creator SpiritusVeni Creator Spiritus
  32. πŸ” 24% Jam lucis orto sidere (In tempore Passionis)Jam lucis orto sidere (In tempore Passionis)
  33. πŸ” 24% Haec hora (Pentecostes)Haec hora (Pentecostes)
  34. πŸ” 24% Te lucis ante terminum (In Festo Christi Regis)Te lucis ante terminum (In Festo Christi Regis)
  35. πŸ” 24% Veni Creator SpiritusVeni Creator Spiritus
  36. πŸ” 24% Christe caelorum DomineChriste caelorum Domine
  37. πŸ” 24% Rerum Deus (In Festo Christi Regis)Rerum Deus (In Festo Christi Regis)
  38. πŸ” 24% Exsultet caelum (III)Exsultet caelum (III)
  39. πŸ” 24% Jam lucis orto sidere (In Tempore Passionis)Jam lucis orto sidere (In Tempore Passionis)
  40. πŸ” 24% O florem EdenO florem Eden
  41. πŸ” 24% Lux perpetuaLux perpetua
  42. πŸ” 24% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  43. πŸ” 24% Praefatio solemnior de D. N. Iesu Christo RegePraefatio solemnior de D. N. Iesu Christo Rege
  44. πŸ” 23% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  45. πŸ” 23% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  46. πŸ” 23% Praefatio solemnior de MartyribusPraefatio solemnior de Martyribus
  47. πŸ” 23% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  48. πŸ” 23% Ex more docti MysticoEx more docti Mystico
  49. πŸ” 23% Praefatio solemnior de AdventuPraefatio solemnior de Adventu
  50. πŸ” 23% Praefatio solemnis de nuptiisPraefatio solemnis de nuptiis
  51. πŸ” 23% Praefatio solemnis de sancto Ioanne BaptistaPraefatio solemnis de sancto Ioanne Baptista
  52. πŸ” 23% Praefatio de Adventu IPraefatio de Adventu I
  53. πŸ” 23% Dei fideDei fide
  54. πŸ” 23% Praefatio de S. WillibrordoPraefatio de S. Willibrordo
  55. πŸ” 23% Veni Creator SpiritusVeni Creator Spiritus
  56. πŸ” 23% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  57. πŸ” 23% Quem terra pontus aetheraQuem terra pontus aethera
  58. πŸ” 23% Ex quo religioEx quo religio
  59. πŸ” 23% Rector potens (In Festo Christi Regis)Rector potens (In Festo Christi Regis)
  60. πŸ” 23% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  61. πŸ” 23% Jam Christus astraJam Christus astra
  62. πŸ” 23% Euntes in mundum universumEuntes in mundum universum
  63. πŸ” 23% Praefatio solemnior de QuadragesimaPraefatio solemnior de Quadragesima
  64. πŸ” 23% Praefatio solemnior communisPraefatio solemnior communis
  65. πŸ” 23% Caelestis formam gloriaeCaelestis formam gloriae