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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% O Redemptoris pietasO Redemptoris pietas
  2. πŸ” 55% Iste Confessor (Pro Doctoribus)Iste Confessor (Pro Doctoribus)
  3. πŸ” 47% Quos Dei vivaxQuos Dei vivax
  4. πŸ” 46% Legifer prudensLegifer prudens
  5. πŸ” 45% Fortis en praesulFortis en praesul
  6. πŸ” 43% Urbis aeterne celebresUrbis aeterne celebres
  7. πŸ” 43% Virginis proles (III)Virginis proles (III)
  8. πŸ” 42% Iste Confessorum Domini (in Feriis secundis)Iste Confessorum Domini (in Feriis secundis)
  9. πŸ” 42% Ad cenamAd cenam
  10. πŸ” 40% Iste confessor (III)Iste confessor (III)
  11. πŸ” 40% Petre sol terrisPetre sol terris
  12. πŸ” 39% Iam ChristusIam Christus
  13. πŸ” 39% Jam Christus astraJam Christus astra
  14. πŸ” 37% Aurora velut fulgidaAurora velut fulgida
  15. πŸ” 37% Exsultet caelum (III)Exsultet caelum (III)
  16. πŸ” 37% Veni Creator SpiritusVeni Creator Spiritus
  17. πŸ” 36% Jam Christus astraJam Christus astra
  18. πŸ” 36% Deus tuorum II Cl.Deus tuorum II Cl.
  19. πŸ” 36% Veni Creator (1983/1934)Veni Creator (1983/1934)
  20. πŸ” 36% Haec hora (Pentecostes)Haec hora (Pentecostes)
  21. πŸ” 35% Fortis enFortis en
  22. πŸ” 35% O mira caritasO mira caritas
  23. πŸ” 35% Vexilla Christus inclytaVexilla Christus inclyta
  24. πŸ” 35% Salvete floresSalvete flores
  25. πŸ” 34% Veni prΓ¦celsaVeni prΓ¦celsa
  26. πŸ” 34% Veni Creator SpiritusVeni Creator Spiritus
  27. πŸ” 34% Jam Christus astra ascenderatJam Christus astra ascenderat
  28. πŸ” 34% Dicamus laudes DominoDicamus laudes Domino
  29. πŸ” 34% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  30. πŸ” 33% Jam Christus astra ascenderatJam Christus astra ascenderat
  31. πŸ” 33% Aurora solis nuntiaAurora solis nuntia
  32. πŸ” 33% Iste Confessor (Conf. Bishop) 2Iste Confessor (Conf. Bishop) 2
  33. πŸ” 33% Ternis horarum terminisTernis horarum terminis
  34. πŸ” 32% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  35. πŸ” 32% Veni Creator SpiritusVeni Creator Spiritus
  36. πŸ” 32% Christe Redemptor omniumChriste Redemptor omnium
  37. πŸ” 32% Aeterna imago AltissimiAeterna imago Altissimi
  38. πŸ” 32% Commune vos apostoliCommune vos apostoli
  39. πŸ” 31% Iste Confessor (Conf. Bishop) (another chant)Iste Confessor (Conf. Bishop) (another chant)
  40. πŸ” 31% Qua Christus hora sitiitQua Christus hora sitiit
  41. πŸ” 31% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  42. πŸ” 31% Puer Nobis NasciturPuer Nobis Nascitur
  43. πŸ” 31% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  44. πŸ” 31% Rector potens (In Pentecoste)Rector potens (In Pentecoste)
  45. πŸ” 30% Candor aeternaeCandor aeternae
  46. πŸ” 30% Venite servi (Pentecostes)Venite servi (Pentecostes)
  47. πŸ” 30% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  48. πŸ” 30% Fratres, corona cΓ¦licaFratres, corona cΓ¦lica
  49. πŸ” 30% Te nostra laetisTe nostra laetis
  50. πŸ” 30% Ecce jam noctisEcce jam noctis
  51. πŸ” 30% Rerum deus tenax vigor (In Pentecoste)Rerum deus tenax vigor (In Pentecoste)
  52. πŸ” 30% Aeterne rerum conditorAeterne rerum conditor
  53. πŸ” 30% Coelitum JosephCoelitum Joseph
  54. πŸ” 30% Cohors beata SeraphimCohors beata Seraphim
  55. πŸ” 30% Jam toto subitusJam toto subitus
  56. πŸ” 30% Te saeculorum principemTe saeculorum principem
  57. πŸ” 29% Ex more docti mysticoEx more docti mystico
  58. πŸ” 29% Jam toto subitusJam toto subitus
  59. πŸ” 29% Qui luce splendesQui luce splendes
  60. πŸ” 29% Qui luce splendesQui luce splendes
  61. πŸ” 29% Gloria IGloria I
  62. πŸ” 29% Gaudentes festumGaudentes festum
  63. πŸ” 29% Te saeculorum PrincipemTe saeculorum Principem
  64. πŸ” 29% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  65. πŸ” 29% Vexilla ChristusVexilla Christus