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% PlacuitPlacuit
  2. 🔍 70% PlacuitPlacuit
  3. 🔍 41% Ego autem in DominoEgo autem in Domino
  4. 🔍 33% In laetitiaIn laetitia
  5. 🔍 32% DilatavitDilatavit
  6. 🔍 27% In laetitiaIn laetitia
  7. 🔍 26% Fortis en praesulFortis en praesul
  8. 🔍 26% Potens in terraPotens in terra
  9. 🔍 25% O lux salutis nuntiaO lux salutis nuntia
  10. 🔍 25% Laudemus virum gloriosumLaudemus virum gloriosum
  11. 🔍 25% Caelestis formam gloriaeCaelestis formam gloriae
  12. 🔍 25% Factum est illiFactum est illi
  13. 🔍 24% Veni Creator SpiritusVeni Creator Spiritus
  14. 🔍 24% Laudemus virumLaudemus virum
  15. 🔍 24% Veni Creator (1983/1934)Veni Creator (1983/1934)
  16. 🔍 23% Adorna Sion ThalamumAdorna Sion Thalamum
  17. 🔍 23% Ex more docti mysticoEx more docti mystico
  18. 🔍 23% Cum palma ad regnaCum palma ad regna
  19. 🔍 23% In caelestibus regnisIn caelestibus regnis
  20. 🔍 23% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  21. 🔍 23% O nata lux de lumineO nata lux de lumine
  22. 🔍 23% Justi decantaveruntJusti decantaverunt
  23. 🔍 23% Exsultavit... in DeoExsultavit... in Deo
  24. 🔍 23% Signum crucisSignum crucis
  25. 🔍 23% Christe Redemptor omniumChriste Redemptor omnium
  26. 🔍 23% Venite exsultemus IVVenite exsultemus IV
  27. 🔍 23% Ex more docti MysticoEx more docti Mystico
  28. 🔍 23% Venite exultemus Domino (IV Tonus A)Venite exultemus Domino (IV Tonus A)
  29. 🔍 23% Gloria IGloria I
  30. 🔍 22% Praecessor almusPraecessor almus
  31. 🔍 22% Qua Christus hora sitiitQua Christus hora sitiit
  32. 🔍 22% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  33. 🔍 22% Laudem diciteLaudem dicite
  34. 🔍 22% Laetamini in DominoLaetamini in Domino
  35. 🔍 22% Te Deum PatremTe Deum Patrem
  36. 🔍 22% Iesu corona celsiorIesu corona celsior
  37. 🔍 22% Iesu corona celsiorIesu corona celsior
  38. 🔍 22% Pange lingua... proeliumPange lingua... proelium
  39. 🔍 22% Iste Confessor (Pro Doctoribus)Iste Confessor (Pro Doctoribus)
  40. 🔍 22% Iesu corona celsiorIesu corona celsior
  41. 🔍 21% Veni Creator SpiritusVeni Creator Spiritus
  42. 🔍 21% Iubilate Deo (99)Iubilate Deo (99)
  43. 🔍 21% Pange lingua... LaureamPange lingua... Lauream
  44. 🔍 21% Jesu nostra redemptioJesu nostra redemptio
  45. 🔍 21% Venite exsultemus IV* (ad lib)Venite exsultemus IV* (ad lib)
  46. 🔍 21% Ecce jam noctisEcce jam noctis
  47. 🔍 21% Exsultavit... in DominoExsultavit... in Domino
  48. 🔍 21% Veni Creator SpiritusVeni Creator Spiritus
  49. 🔍 21% Iste confessor (III)Iste confessor (III)
  50. 🔍 21% Nunc tempus acceptabileNunc tempus acceptabile
  51. 🔍 21% In Conceptione suaIn Conceptione sua
  52. 🔍 21% Laudem diciteLaudem dicite
  53. 🔍 21% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  54. 🔍 21% Pange Lingua... ProeliumPange Lingua... Proelium
  55. 🔍 21% Exsultabunt sancti (Ant.)Exsultabunt sancti (Ant.)
  56. 🔍 21% Angularis fundamentumAngularis fundamentum
  57. 🔍 21% Fortis enFortis en
  58. 🔍 21% Laetamini in DominoLaetamini in Domino
  59. 🔍 21% Cibavit eos... alleluiaCibavit eos... alleluia
  60. 🔍 21% Deus Deus meus (62)Deus Deus meus (62)
  61. 🔍 21% Legis sacrataeLegis sacratae
  62. 🔍 21% Dei fideDei fide
  63. 🔍 20% Te Deum Patrem ingenitumTe Deum Patrem ingenitum
  64. 🔍 20% Ternis ter horisTernis ter horis
  65. 🔍 20% Dedit illi Dominus gloriam...alleluiaDedit illi Dominus gloriam...alleluia