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 🔍 to find similarities to the given chant.

  1. 🔍 100% Aeterne Rex altissimeAeterne Rex altissime
  2. 🔍 71% Aeterne Rex altissimeAeterne Rex altissime
  3. 🔍 68% Verbum supernumVerbum supernum
  4. 🔍 62% Lux alma Jesu mentiumLux alma Jesu mentium
  5. 🔍 57% Aeterne Rex altissimeAeterne Rex altissime
  6. 🔍 56% O salutaris Hostia IO salutaris Hostia I
  7. 🔍 55% O salutaris Hostia IO salutaris Hostia I
  8. 🔍 54% Verbum supernum prodiensVerbum supernum prodiens
  9. 🔍 51% Verbum supernum prodiens necVerbum supernum prodiens nec
  10. 🔍 50% Verbum supernum prodiensVerbum supernum prodiens
  11. 🔍 50% Verbum supernum prodiens necVerbum supernum prodiens nec
  12. 🔍 49% Te CatharinaTe Catharina
  13. 🔍 49% Deus tuorum militumDeus tuorum militum
  14. 🔍 48% Deus tuorum militumDeus tuorum militum
  15. 🔍 48% A solis ortusA solis ortus
  16. 🔍 48% Deus tuorum militumDeus tuorum militum
  17. 🔍 47% Ad regias Agni dapesAd regias Agni dapes
  18. 🔍 47% Aeterne Rex altissimeAeterne Rex altissime
  19. 🔍 47% Deus tuorum militumDeus tuorum militum
  20. 🔍 47% Ad regias Agni dapesAd regias Agni dapes
  21. 🔍 46% Deus tuorum militumDeus tuorum militum
  22. 🔍 46% Veni Redemptor gentiumVeni Redemptor gentium
  23. 🔍 46% A solis ortus cardineA solis ortus cardine
  24. 🔍 46% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  25. 🔍 45% Rex SanctorumRex Sanctorum
  26. 🔍 45% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  27. 🔍 45% Magi videntes parvulumMagi videntes parvulum
  28. 🔍 45% Rex gloriose Martyrum (another chant)Rex gloriose Martyrum (another chant)
  29. 🔍 45% Hostis HerodesHostis Herodes
  30. 🔍 45% Quicumque Christum quaeritisQuicumque Christum quaeritis
  31. 🔍 44% Credo VIICredo VII
  32. 🔍 44% Crudelis HerodesCrudelis Herodes
  33. 🔍 44% Martine par ApostolisMartine par Apostolis
  34. 🔍 43% O sola magnarumO sola magnarum
  35. 🔍 43% En ut superba criminumEn ut superba criminum
  36. 🔍 43% Cor arca legem continensCor arca legem continens
  37. 🔍 43% A solis ortusA solis ortus
  38. 🔍 43% Salvete Christi vulneraSalvete Christi vulnera
  39. 🔍 43% Te beata sponsa ChristiTe beata sponsa Christi
  40. 🔍 43% Placare Christe servulisPlacare Christe servulis
  41. 🔍 43% A solis ortus cardineA solis ortus cardine
  42. 🔍 42% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  43. 🔍 42% Hostis Herodes impieHostis Herodes impie
  44. 🔍 42% O solaO sola
  45. 🔍 42% Salutis aeternae datorSalutis aeternae dator
  46. 🔍 42% Hostis HerodesHostis Herodes
  47. 🔍 42% Te lucis ante terminum (In Sacratis. Cord. Jesu)Te lucis ante terminum (In Sacratis. Cord. Jesu)
  48. 🔍 42% Aptata virgoAptata virgo
  49. 🔍 42% En ut superbaEn ut superba
  50. 🔍 42% Crudelis Herodes DeumCrudelis Herodes Deum
  51. 🔍 42% Elegit... virumElegit... virum
  52. 🔍 42% Salutis aeternae datorSalutis aeternae dator
  53. 🔍 41% O lux et decusO lux et decus
  54. 🔍 41% Auctor beate saeculiAuctor beate saeculi
  55. 🔍 41% Jesu auctor clementiaeJesu auctor clementiae
  56. 🔍 41% Crudelis HerodesCrudelis Herodes
  57. 🔍 41% Clementissime DomineClementissime Domine
  58. 🔍 41% Verbum supernum prodiensVerbum supernum prodiens
  59. 🔍 41% Iesu salvator saeculiIesu salvator saeculi
  60. 🔍 41% O sola magnarumO sola magnarum
  61. 🔍 41% Fortem virili pectoreFortem virili pectore
  62. 🔍 40% Audi benigneAudi benigne
  63. 🔍 40% Gloria VGloria V
  64. 🔍 40% Credo in DeumCredo in Deum
  65. 🔍 40% O lux beata CaelitumO lux beata Caelitum