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% Verax est PaterVerax est Pater
  2. 🔍 47% Verax est PaterVerax est Pater
  3. 🔍 38% Caritas Pater estCaritas Pater est
  4. 🔍 36% Pater et Filius et Spiritus SanctusPater et Filius et Spiritus Sanctus
  5. 🔍 28% Auctor beate saeculiAuctor beate saeculi
  6. 🔍 26% Iesu salvator saeculiIesu salvator saeculi
  7. 🔍 26% Salutis aeternae datorSalutis aeternae dator
  8. 🔍 26% Salutis aeternae datorSalutis aeternae dator
  9. 🔍 26% Credo VIICredo VII
  10. 🔍 25% Te CatharinaTe Catharina
  11. 🔍 25% Lux alma Jesu mentiumLux alma Jesu mentium
  12. 🔍 25% Jesu Salvator saeculiJesu Salvator saeculi
  13. 🔍 25% Aeterne Rex altissimeAeterne Rex altissime
  14. 🔍 25% Caritas Pater estCaritas Pater est
  15. 🔍 25% Placare Christe servulisPlacare Christe servulis
  16. 🔍 25% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  17. 🔍 25% Aeterne Rex altissimeAeterne Rex altissime
  18. 🔍 25% Benedicta semperBenedicta semper
  19. 🔍 25% Jesu salvator saeculiJesu salvator saeculi
  20. 🔍 24% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  21. 🔍 24% Placare Christe servulisPlacare Christe servulis
  22. 🔍 24% Christe redemptor omnium conservaChriste redemptor omnium conserva
  23. 🔍 24% O beata et benedictaO beata et benedicta
  24. 🔍 23% Salvete cedri LibaniSalvete cedri Libani
  25. 🔍 23% Audi benigneAudi benigne
  26. 🔍 23% Cor arca legem continensCor arca legem continens
  27. 🔍 23% Lucis Creator optime (Dom. per Annum)Lucis Creator optime (Dom. per Annum)
  28. 🔍 23% Nunc Sancte nobis (in Dominicis per Annum)Nunc Sancte nobis (in Dominicis per Annum)
  29. 🔍 23% Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)
  30. 🔍 22% Nunc Sancte nobis SpiritusNunc Sancte nobis Spiritus
  31. 🔍 22% A solis ortusA solis ortus
  32. 🔍 22% Avete solitudinisAvete solitudinis
  33. 🔍 22% Audi benigne ConditorAudi benigne Conditor
  34. 🔍 22% Aptata virgoAptata virgo
  35. 🔍 22% Ad regias Agni dapesAd regias Agni dapes
  36. 🔍 22% Credo in DeumCredo in Deum
  37. 🔍 22% Audi benigne ConditorAudi benigne Conditor
  38. 🔍 22% Verbum supernumVerbum supernum
  39. 🔍 22% Nunc Sancte nobis Spiritus (In Dom. et Minor. Fest.)Nunc Sancte nobis Spiritus (In Dom. et Minor. Fest.)
  40. 🔍 22% Jesu auctor clementiaeJesu auctor clementiae
  41. 🔍 22% Gloria VGloria V
  42. 🔍 22% In monte olivetiIn monte oliveti
  43. 🔍 22% Audi benigne ConditorAudi benigne Conditor
  44. 🔍 22% Audi benigne ConditorAudi benigne Conditor
  45. 🔍 22% Ad regias Agni dapesAd regias Agni dapes
  46. 🔍 22% Spes nostraSpes nostra
  47. 🔍 21% Beati martyresBeati martyres
  48. 🔍 21% Audi Benigne ConditorAudi Benigne Conditor
  49. 🔍 21% Audi benigne Conditor Audi benigne Conditor
  50. 🔍 21% Quem terra pontus sideraQuem terra pontus sidera
  51. 🔍 21% Cum venerit ParaclitusCum venerit Paraclitus
  52. 🔍 21% Deus de nullo veniensDeus de nullo veniens
  53. 🔍 21% Audi benigne conditorAudi benigne conditor
  54. 🔍 21% Beata Dei GenitrixBeata Dei Genitrix
  55. 🔍 21% Verbum supernum prodiensVerbum supernum prodiens
  56. 🔍 21% Martine par ApostolisMartine par Apostolis
  57. 🔍 21% Nunc Sancte nobis (In Tempore Passionis)Nunc Sancte nobis (In Tempore Passionis)
  58. 🔍 21% In monte olivisIn monte olivis
  59. 🔍 21% En ut superba criminumEn ut superba criminum
  60. 🔍 21% Quem terra pontus aetheraQuem terra pontus aethera
  61. 🔍 20% Pretiosa in conspectu DominiPretiosa in conspectu Domini
  62. 🔍 20% Benedicta sit sanctaBenedicta sit sancta
  63. 🔍 20% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  64. 🔍 20% Gloria laudis resonetGloria laudis resonet
  65. 🔍 20% Gloria XIGloria XI