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 🔍 to find similarities to the given chant.

  1. 🔍 100% Verbum supernum prodiensVerbum supernum prodiens
  2. 🔍 84% Verbum supernum prodiensVerbum supernum prodiens
  3. 🔍 73% Aeterne Rex altissimeAeterne Rex altissime
  4. 🔍 71% Verbum supernumVerbum supernum
  5. 🔍 61% Verbum supernum prodiens necVerbum supernum prodiens nec
  6. 🔍 54% Aeterne Rex altissimeAeterne Rex altissime
  7. 🔍 54% Verbum supernum prodiens necVerbum supernum prodiens nec
  8. 🔍 51% O salutaris Hostia IO salutaris Hostia I
  9. 🔍 51% Aeterne Rex altissimeAeterne Rex altissime
  10. 🔍 50% O salutaris Hostia IO salutaris Hostia I
  11. 🔍 49% Deus tuorum militumDeus tuorum militum
  12. 🔍 48% A solis ortusA solis ortus
  13. 🔍 48% Deus tuorum militumDeus tuorum militum
  14. 🔍 48% Deus tuorum militumDeus tuorum militum
  15. 🔍 47% Lux alma Jesu mentiumLux alma Jesu mentium
  16. 🔍 47% Deus tuorum militumDeus tuorum militum
  17. 🔍 47% Deus tuorum militumDeus tuorum militum
  18. 🔍 47% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  19. 🔍 46% Salvete Christi vulneraSalvete Christi vulnera
  20. 🔍 46% Qui lacrimatusQui lacrimatus
  21. 🔍 46% Cor arca legem continensCor arca legem continens
  22. 🔍 46% En ut superba criminumEn ut superba criminum
  23. 🔍 45% Auctor salutisAuctor salutis
  24. 🔍 45% Auctor salutis uniceAuctor salutis unice
  25. 🔍 45% Credo VIICredo VII
  26. 🔍 45% Veni Redemptor gentiumVeni Redemptor gentium
  27. 🔍 44% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  28. 🔍 44% Rex SanctorumRex Sanctorum
  29. 🔍 44% Rex gloriose Martyrum (another chant)Rex gloriose Martyrum (another chant)
  30. 🔍 44% Jesu auctor clementiaeJesu auctor clementiae
  31. 🔍 43% Ad regias Agni dapesAd regias Agni dapes
  32. 🔍 43% Audi benigneAudi benigne
  33. 🔍 42% Nocti succedit luciferNocti succedit lucifer
  34. 🔍 42% Ad regias Agni dapesAd regias Agni dapes
  35. 🔍 42% Verbum supernum prodiens aVerbum supernum prodiens a
  36. 🔍 42% Ad cenamAd cenam
  37. 🔍 42% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  38. 🔍 42% Martine par ApostolisMartine par Apostolis
  39. 🔍 42% Hostis HerodesHostis Herodes
  40. 🔍 42% Christe redemptor omnium conservaChriste redemptor omnium conserva
  41. 🔍 42% Iesu salvator saeculiIesu salvator saeculi
  42. 🔍 42% Tibi Redemptor omniumTibi Redemptor omnium
  43. 🔍 42% Verbum supernum prodiens a Verbum supernum prodiens a
  44. 🔍 42% Te lucis ante terminum (In Sacratis. Cord. Jesu)Te lucis ante terminum (In Sacratis. Cord. Jesu)
  45. 🔍 42% Audi benigne ConditorAudi benigne Conditor
  46. 🔍 41% O Salutaris Hostia II (cantus ad processiones)O Salutaris Hostia II (cantus ad processiones)
  47. 🔍 41% Verbum supernum prodiens necVerbum supernum prodiens nec
  48. 🔍 41% Audi benigne ConditorAudi benigne Conditor
  49. 🔍 41% Audi benigne ConditorAudi benigne Conditor
  50. 🔍 41% Te CatharinaTe Catharina
  51. 🔍 41% Jesu Salvator saeculiJesu Salvator saeculi
  52. 🔍 41% Auctor beate saeculiAuctor beate saeculi
  53. 🔍 41% Fortem fidelemFortem fidelem
  54. 🔍 41% Placare Christe servulisPlacare Christe servulis
  55. 🔍 41% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  56. 🔍 40% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  57. 🔍 40% Audi benigne ConditorAudi benigne Conditor
  58. 🔍 40% Salvete cedri LibaniSalvete cedri Libani
  59. 🔍 40% Martyr DeiMartyr Dei
  60. 🔍 40% Elegit... virumElegit... virum
  61. 🔍 40% A solis ortus cardineA solis ortus cardine
  62. 🔍 40% Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)
  63. 🔍 40% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  64. 🔍 40% Vir celse forma fulgidaVir celse forma fulgida
  65. 🔍 39% Laetare caelum desuperLaetare caelum desuper