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% Invicte Martyr unicum (Alter tonus)Invicte Martyr unicum (Alter tonus)
  2. πŸ” 57% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  3. πŸ” 57% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  4. πŸ” 52% Invicte Martyr unicumInvicte Martyr unicum
  5. πŸ” 52% Aeterna imago altissimiAeterna imago altissimi
  6. πŸ” 52% AetΓ©rna imΓ‘goAetΓ©rna imΓ‘go
  7. πŸ” 51% Optatus votis omniumOptatus votis omnium
  8. πŸ” 50% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  9. πŸ” 49% Quem terra pontus aetheraQuem terra pontus aethera
  10. πŸ” 48% Cor arca legem continensCor arca legem continens
  11. πŸ” 47% Nunc Sancte nobis (In Festo S. Cordis Jesu)Nunc Sancte nobis (In Festo S. Cordis Jesu)
  12. πŸ” 47% En ut superba criminumEn ut superba criminum
  13. πŸ” 47% Nunc Sancte nobis (In Festo Christi Regis)Nunc Sancte nobis (In Festo Christi Regis)
  14. πŸ” 46% Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)
  15. πŸ” 46% Quem terra pontus aetheraQuem terra pontus aethera
  16. πŸ” 46% Rerum Deus (In Festo S. Cordis Jesu)Rerum Deus (In Festo S. Cordis Jesu)
  17. πŸ” 46% Rector potens (In Festo S. Cordis Jesu)Rector potens (In Festo S. Cordis Jesu)
  18. πŸ” 46% Lucis Creator optime (Alius tonus II)Lucis Creator optime (Alius tonus II)
  19. πŸ” 46% Auctor beate saeculiAuctor beate saeculi
  20. πŸ” 45% Rerum Deus (In Festo Christi Regis)Rerum Deus (In Festo Christi Regis)
  21. πŸ” 45% Bernardus doctor inclitusBernardus doctor inclitus
  22. πŸ” 45% Rector potens (In Festo Christi Regis)Rector potens (In Festo Christi Regis)
  23. πŸ” 45% En ut superbaEn ut superba
  24. πŸ” 45% Te lucis ante terminum (In Festo S. Cordis Jesu))Te lucis ante terminum (In Festo S. Cordis Jesu))
  25. πŸ” 44% Jesu auctor clementiaeJesu auctor clementiae
  26. πŸ” 44% Cor arca legem cΓ³ntinensCor arca legem cΓ³ntinens
  27. πŸ” 44% Te lucis ante terminum (In Sacratis. Cord. Jesu)Te lucis ante terminum (In Sacratis. Cord. Jesu)
  28. πŸ” 44% Panis solemnisPanis solemnis
  29. πŸ” 44% Cor arca legem continensCor arca legem continens
  30. πŸ” 44% Sacris SolemnisSacris Solemnis
  31. πŸ” 44% Aeterna imago AltissimiAeterna imago Altissimi
  32. πŸ” 44% Te lucis ante terminum (In Festo Christi Regis)Te lucis ante terminum (In Festo Christi Regis)
  33. πŸ” 44% Vexilla ChristusVexilla Christus
  34. πŸ” 43% Cor arca legem continens (another chant)Cor arca legem continens (another chant)
  35. πŸ” 43% Te saeculorum PrincipemTe saeculorum Principem
  36. πŸ” 43% Martyr Dei (I)Martyr Dei (I)
  37. πŸ” 43% Implente munus debitumImplente munus debitum
  38. πŸ” 42% Auctor beate saeculiAuctor beate saeculi
  39. πŸ” 42% Auctor beate saeculiAuctor beate saeculi
  40. πŸ” 42% Veni Creator SpiritusVeni Creator Spiritus
  41. πŸ” 42% Rex gloriose MartyrumRex gloriose Martyrum
  42. πŸ” 42% Invicte MartyrInvicte Martyr
  43. πŸ” 42% Te saeculorum principemTe saeculorum principem
  44. πŸ” 42% Pange lingua... proeliumPange lingua... proelium
  45. πŸ” 41% Lucis Creator optime (another chant)Lucis Creator optime (another chant)
  46. πŸ” 41% Invicte Martyr unicum (Alter tonus T. P.)Invicte Martyr unicum (Alter tonus T. P.)
  47. πŸ” 40% Agnes beatae virginisAgnes beatae virginis
  48. πŸ” 40% O gloriosa DominaO gloriosa Domina
  49. πŸ” 40% Implente munusImplente munus
  50. πŸ” 40% Pange lingua... LaureamPange lingua... Lauream
  51. πŸ” 40% Martyr Dei (II)Martyr Dei (II)
  52. πŸ” 40% En acetumEn acetum
  53. πŸ” 40% Lustra sex qui jamLustra sex qui jam
  54. πŸ” 40% Veni Creator (1983/1934)Veni Creator (1983/1934)
  55. πŸ” 40% Jesu nostra redemptioJesu nostra redemptio
  56. πŸ” 40% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  57. πŸ” 40% Pange Lingua... ProeliumPange Lingua... Proelium
  58. πŸ” 39% Lustris sex qui jam peractis ( Primus versus tantum notatus)Lustris sex qui jam peractis ( Primus versus tantum notatus)
  59. πŸ” 39% Summi Parentis FilioSummi Parentis Filio
  60. πŸ” 39% Lustris sex qui jam peractisLustris sex qui jam peractis
  61. πŸ” 39% Salvete, Christi vulneraSalvete, Christi vulnera
  62. πŸ” 39% Iste confessor (II)Iste confessor (II)
  63. πŸ” 39% Invicte Martyr unicum (Pro S. Stephano)Invicte Martyr unicum (Pro S. Stephano)
  64. πŸ” 39% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  65. πŸ” 38% O quot undis lacrimarumO quot undis lacrimarum