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% Magnae dies... nobisMagnae dies... nobis
  2. 🔍 33% Hodiernae lux dieiHodiernae lux diei
  3. 🔍 33% In hoc HyacinthiIn hoc Hyacinthi
  4. 🔍 31% Te lucis ante terminumTe lucis ante terminum
  5. 🔍 31% Exsultet claroExsultet claro
  6. 🔍 30% Jesu nostra redemptioJesu nostra redemptio
  7. 🔍 30% Jesu dulcis memoria!Jesu dulcis memoria!
  8. 🔍 29% Vox puraVox pura
  9. 🔍 29% Jesu Salvator saeculiJesu Salvator saeculi
  10. 🔍 28% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  11. 🔍 28% Ave stellaAve stella
  12. 🔍 28% Exsultet mentisExsultet mentis
  13. 🔍 28% Crux fidelisCrux fidelis
  14. 🔍 27% Jesu Redemptor omnium (Nat.)Jesu Redemptor omnium (Nat.)
  15. 🔍 27% Invicte Martyr unicum (Pro S. Stephano)Invicte Martyr unicum (Pro S. Stephano)
  16. 🔍 27% Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)
  17. 🔍 27% Jesu Redemptor omnium (T. Nativitatis)Jesu Redemptor omnium (T. Nativitatis)
  18. 🔍 27% Deus tuorum militum (St. Stephen)Deus tuorum militum (St. Stephen)
  19. 🔍 26% Deus tuorum militum (Pro S. Stephano)Deus tuorum militum (Pro S. Stephano)
  20. 🔍 26% Jesu corona caelitumJesu corona caelitum
  21. 🔍 26% Roma Petro Glorietur (Another Tone)Roma Petro Glorietur (Another Tone)
  22. 🔍 26% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  23. 🔍 26% Exsultet orbis gaudiis (Pro S. Joanne Evang.)Exsultet orbis gaudiis (Pro S. Joanne Evang.)
  24. 🔍 26% Venite exsultemus DominoVenite exsultemus Domino
  25. 🔍 26% Sertum gestansSertum gestans
  26. 🔍 26% Gloria IIGloria II
  27. 🔍 26% Exsultet orbis gaudiis (St. John Evangelist)Exsultet orbis gaudiis (St. John Evangelist)
  28. 🔍 26% Summi Parentis FilioSummi Parentis Filio
  29. 🔍 25% Virginis proles (I)Virginis proles (I)
  30. 🔍 25% Christe sanctorumChriste sanctorum
  31. 🔍 25% Gaudete in DominoGaudete in Domino
  32. 🔍 25% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  33. 🔍 25% Jesu dulcis memoria (Nat)Jesu dulcis memoria (Nat)
  34. 🔍 25% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  35. 🔍 25% Audit tyrannus anxiusAudit tyrannus anxius
  36. 🔍 24% Iste confessor (I)Iste confessor (I)
  37. 🔍 24% Gaudete in Domino semperGaudete in Domino semper
  38. 🔍 24% Gloria IIGloria II
  39. 🔍 24% Salvete flores MartyrumSalvete flores Martyrum
  40. 🔍 24% Gratuletur EcclesiaGratuletur Ecclesia
  41. 🔍 24% Missus Gabriel de coelisMissus Gabriel de coelis
  42. 🔍 24% Quicumque certumQuicumque certum
  43. 🔍 24% Noe vero cumNoe vero cum
  44. 🔍 23% Salvete flores MartyrumSalvete flores Martyrum
  45. 🔍 23% Passio Domini nostri Jesu Christi secundum Marcum - ANNO BPassio Domini nostri Jesu Christi secundum Marcum - ANNO B
  46. 🔍 23% Jesse proles quibus dolesJesse proles quibus doles
  47. 🔍 23% Spe mercedisSpe mercedis
  48. 🔍 23% Jesu Rex admirabilisJesu Rex admirabilis
  49. 🔍 23% In Francisci filioIn Francisci filio
  50. 🔍 23% Passio Domini nostri Jesu Christi secundum Matthaeum - ANNO APassio Domini nostri Jesu Christi secundum Matthaeum - ANNO A
  51. 🔍 23% Jesu dulcisJesu dulcis
  52. 🔍 23% In caelesti hierarchiaIn caelesti hierarchia
  53. 🔍 23% Passio DNJC secundum JoannemPassio DNJC secundum Joannem
  54. 🔍 22% Deus tuorum II Cl.Deus tuorum II Cl.
  55. 🔍 22% O Christe robur MartyrumO Christe robur Martyrum
  56. 🔍 22% Exsultet caelum (III)Exsultet caelum (III)
  57. 🔍 22% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  58. 🔍 22% Gaudete in DominoGaudete in Domino
  59. 🔍 22% O Martyr invictissimeO Martyr invictissime
  60. 🔍 22% Saepe MartyrSaepe Martyr
  61. 🔍 22% Benedic anima meaBenedic anima mea
  62. 🔍 21% Jesu redemptor omniumJesu redemptor omnium
  63. 🔍 21% Flete fidelesFlete fideles
  64. 🔍 21% Ascendit DeusAscendit Deus
  65. 🔍 21% Gloriosus Dei amicusGloriosus Dei amicus