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% Aeterna imago AltissimiAeterna imago Altissimi
  2. πŸ” 70% Jam Christus astraJam Christus astra
  3. πŸ” 68% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  4. πŸ” 63% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  5. πŸ” 62% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  6. πŸ” 62% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  7. πŸ” 61% Aeterna imago altissimiAeterna imago altissimi
  8. πŸ” 61% Vexilla Christus inclytaVexilla Christus inclyta
  9. πŸ” 60% Aeterna imago AltissimiAeterna imago Altissimi
  10. πŸ” 58% Iam ChristusIam Christus
  11. πŸ” 56% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  12. πŸ” 56% AetΓ©rna imΓ‘goAetΓ©rna imΓ‘go
  13. πŸ” 56% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  14. πŸ” 55% Jam Christus astraJam Christus astra
  15. πŸ” 55% Haec hora (Pentecostes)Haec hora (Pentecostes)
  16. πŸ” 54% Ex more docti mysticoEx more docti mystico
  17. πŸ” 54% Te lucis ante terminum (In Festo D. N. J. C. Regis)Te lucis ante terminum (In Festo D. N. J. C. Regis)
  18. πŸ” 53% Rector potens (In Pentecoste)Rector potens (In Pentecoste)
  19. πŸ” 52% Exsultet caelum (III)Exsultet caelum (III)
  20. πŸ” 52% Ad cenamAd cenam
  21. πŸ” 52% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  22. πŸ” 51% Rerum deus tenax vigor (In Pentecoste)Rerum deus tenax vigor (In Pentecoste)
  23. πŸ” 51% Rector potens verax Deus (In Pentecoste)Rector potens verax Deus (In Pentecoste)
  24. πŸ” 51% Deus tuorum II Cl.Deus tuorum II Cl.
  25. πŸ” 50% Venite servi (Pentecostes)Venite servi (Pentecostes)
  26. πŸ” 50% Te lucis ante terminum (In Pentecoste)Te lucis ante terminum (In Pentecoste)
  27. πŸ” 50% Ex more docti MysticoEx more docti Mystico
  28. πŸ” 50% Rerum Deus tenax vigor (In Pentecoste)Rerum Deus tenax vigor (In Pentecoste)
  29. πŸ” 50% Dei fideDei fide
  30. πŸ” 50% Nunc Sancte nobis Spiritus (In festo D. N. J. C. Regis)Nunc Sancte nobis Spiritus (In festo D. N. J. C. Regis)
  31. πŸ” 49% Rector potens (In Quadragesima)Rector potens (In Quadragesima)
  32. πŸ” 48% Nunc tempus acceptabileNunc tempus acceptabile
  33. πŸ” 48% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  34. πŸ” 45% Nunc Sancte nobis (In Quadragesima)Nunc Sancte nobis (In Quadragesima)
  35. πŸ” 45% Qua Christus hora sitiitQua Christus hora sitiit
  36. πŸ” 45% Vexilla ChristusVexilla Christus
  37. πŸ” 44% Te saeculorum PrincipemTe saeculorum Principem
  38. πŸ” 43% Beata nobis gaudiaBeata nobis gaudia
  39. πŸ” 43% Jam Christus astraJam Christus astra
  40. πŸ” 43% Ternis ter horisTernis ter horis
  41. πŸ” 42% Beata nobis gaudiaBeata nobis gaudia
  42. πŸ” 42% Jam Christus astraJam Christus astra
  43. πŸ” 41% A solis ortusA solis ortus
  44. πŸ” 41% Ad regias Agni dapesAd regias Agni dapes
  45. πŸ” 41% Te lucis ante terminum (In Festo Christi Regis)Te lucis ante terminum (In Festo Christi Regis)
  46. πŸ” 41% Jam Christus astra ascenderatJam Christus astra ascenderat
  47. πŸ” 41% Te saeculorum PrincipemTe saeculorum Principem
  48. πŸ” 41% Veni Redemptor gentiumVeni Redemptor gentium
  49. πŸ” 40% Legis sacrataeLegis sacratae
  50. πŸ” 40% Rector potens (In Festo Christi Regis)Rector potens (In Festo Christi Regis)
  51. πŸ” 40% Te lucis ante terminum (In Festo Christi Regis)Te lucis ante terminum (In Festo Christi Regis)
  52. πŸ” 39% Iam lucis orto sidere (solemnitatibus)Iam lucis orto sidere (solemnitatibus)
  53. πŸ” 39% Hostis HerodesHostis Herodes
  54. πŸ” 39% Rerum Deus (In Festo Christi Regis)Rerum Deus (In Festo Christi Regis)
  55. πŸ” 38% Fortis en praesulFortis en praesul
  56. πŸ” 38% Pange Lingua... ProeliumPange Lingua... Proelium
  57. πŸ” 38% Iesu Salvator saeculiIesu Salvator saeculi
  58. πŸ” 37% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  59. πŸ” 37% Lustris sex qui jam peractisLustris sex qui jam peractis
  60. πŸ” 37% Nunc Sancte nobis (In Festo Christi Regis)Nunc Sancte nobis (In Festo Christi Regis)
  61. πŸ” 37% O quot undis lacrimarumO quot undis lacrimarum
  62. πŸ” 37% Virginis proles (III)Virginis proles (III)
  63. πŸ” 36% Veni Creator (1983/1934)Veni Creator (1983/1934)
  64. πŸ” 36% Pange lingua... proeliumPange lingua... proelium
  65. πŸ” 36% Rector potens (In Festo S. Cordis Jesu)Rector potens (In Festo S. Cordis Jesu)