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% Decus sacratiDecus sacrati
  2. πŸ” 40% Exsultet caelum laudibus (modus 1)Exsultet caelum laudibus (modus 1)
  3. πŸ” 34% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  4. πŸ” 32% Exsultet caelum laudibusExsultet caelum laudibus
  5. πŸ” 30% Excelsam PauliExcelsam Pauli
  6. πŸ” 29% Excelsam Pauli gloriamExcelsam Pauli gloriam
  7. πŸ” 29% Divina voxDivina vox
  8. πŸ” 26% Apostolorum passioApostolorum passio
  9. πŸ” 25% Te saeculorum PrincipemTe saeculorum Principem
  10. πŸ” 25% Stephani primi martyrisStephani primi martyris
  11. πŸ” 25% Christe sanctorum decus Angelorum (Raphaelis)Christe sanctorum decus Angelorum (Raphaelis)
  12. πŸ” 25% Exsultet orbis gaudiis (another chant)Exsultet orbis gaudiis (another chant)
  13. πŸ” 25% Vexilla ChristusVexilla Christus
  14. πŸ” 24% Rerum Deus (In Festo S. Cordis Jesu)Rerum Deus (In Festo S. Cordis Jesu)
  15. πŸ” 24% Adesto sancta TrinitasAdesto sancta Trinitas
  16. πŸ” 24% Aeterna imago altissimiAeterna imago altissimi
  17. πŸ” 24% AetΓ©rna imΓ‘goAetΓ©rna imΓ‘go
  18. πŸ” 23% Rerum Deus (In Festo Christi Regis)Rerum Deus (In Festo Christi Regis)
  19. πŸ” 23% Pange lingua... LaureamPange lingua... Lauream
  20. πŸ” 23% Pange lingua... proeliumPange lingua... proelium
  21. πŸ” 23% Cornelius centurioCornelius centurio
  22. πŸ” 23% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  23. πŸ” 23% O quot undis lacrimarumO quot undis lacrimarum
  24. πŸ” 23% Lustra sex qui jamLustra sex qui jam
  25. πŸ” 23% Te lucis ante terminum (In Festo S. Cordis Jesu))Te lucis ante terminum (In Festo S. Cordis Jesu))
  26. πŸ” 23% Christe Sanctorum (S. Raph.)Christe Sanctorum (S. Raph.)
  27. πŸ” 22% Lustris sex qui jam peractisLustris sex qui jam peractis
  28. πŸ” 22% Pange Lingua... ProeliumPange Lingua... Proelium
  29. πŸ” 22% Te lucis ante terminum (In Festo Christi Regis)Te lucis ante terminum (In Festo Christi Regis)
  30. πŸ” 22% Christe sanctorum decus Angelorum (Gabrielis)Christe sanctorum decus Angelorum (Gabrielis)
  31. πŸ” 22% En acetumEn acetum
  32. πŸ” 22% Lustris sex qui jam peractis ( Primus versus tantum notatus)Lustris sex qui jam peractis ( Primus versus tantum notatus)
  33. πŸ” 22% En acetumEn acetum
  34. πŸ” 22% Nunc Sancte nobis (In Festo S. Cordis Jesu)Nunc Sancte nobis (In Festo S. Cordis Jesu)
  35. πŸ” 21% Ex more docti mysticoEx more docti mystico
  36. πŸ” 21% Beata nobis gaudiaBeata nobis gaudia
  37. πŸ” 21% Christe Sanctorum (S. Mich.)Christe Sanctorum (S. Mich.)
  38. πŸ” 21% Rector potens (In Festo S. Cordis Jesu)Rector potens (In Festo S. Cordis Jesu)
  39. πŸ” 21% Te saeculorum principemTe saeculorum principem
  40. πŸ” 21% Mihi absit gloriari nisi in cruceMihi absit gloriari nisi in cruce
  41. πŸ” 21% Beata nobis gaudiaBeata nobis gaudia
  42. πŸ” 21% Judicii signumJudicii signum
  43. πŸ” 21% Sacris SolemnisSacris Solemnis
  44. πŸ” 21% Implente munus debitumImplente munus debitum
  45. πŸ” 21% Aeterna imago AltissimiAeterna imago Altissimi
  46. πŸ” 21% Nunc Sancte nobis (In Festo Christi Regis)Nunc Sancte nobis (In Festo Christi Regis)
  47. πŸ” 21% Invicte Martyr unicum (Alter tonus)Invicte Martyr unicum (Alter tonus)
  48. πŸ” 21% Aeterna Christi munera ApostolorumAeterna Christi munera Apostolorum
  49. πŸ” 21% Iam lucis orto sidere (solemnitatibus)Iam lucis orto sidere (solemnitatibus)
  50. πŸ” 21% Christe Sanctorum (S. Gabr.)Christe Sanctorum (S. Gabr.)
  51. πŸ” 21% Iste confessor (II)Iste confessor (II)
  52. πŸ” 20% Rector potens (In Festo Christi Regis)Rector potens (In Festo Christi Regis)
  53. πŸ” 20% Virginis proles (II)Virginis proles (II)
  54. πŸ” 20% Optatus votis omniumOptatus votis omnium
  55. πŸ” 20% Nunc tempus acceptabileNunc tempus acceptabile
  56. πŸ” 20% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  57. πŸ” 20% Ex more docti MysticoEx more docti Mystico
  58. πŸ” 20% Implente munusImplente munus
  59. πŸ” 20% Iam ChristusIam Christus
  60. πŸ” 20% VerumtamenVerumtamen
  61. πŸ” 20% Christi milesChristi miles
  62. πŸ” 20% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  63. πŸ” 20% Ternis ter horisTernis ter horis
  64. πŸ” 19% Te saeculorum PrincipemTe saeculorum Principem
  65. πŸ” 19% Fortis en praesulFortis en praesul