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% InclytaInclyta
  2. 🔍 31% Beata AgathaBeata Agatha
  3. 🔍 31% Gaude felix parensGaude felix parens
  4. 🔍 31% Candor aeternaeCandor aeternae
  5. 🔍 31% Summae Deus clementiae septemSummae Deus clementiae septem
  6. 🔍 30% Ecce ego JoannesEcce ego Joannes
  7. 🔍 30% Felix DominiciFelix Dominici
  8. 🔍 29% Hostis HerodesHostis Herodes
  9. 🔍 29% Gaude felix materGaude felix mater
  10. 🔍 29% Beata Dei GenitrixBeata Dei Genitrix
  11. 🔍 29% Gloria XIIIGloria XIII
  12. 🔍 29% Jesu dulcisJesu dulcis
  13. 🔍 29% Jesu nostra redemptioJesu nostra redemptio
  14. 🔍 28% Ex more docti mysticoEx more docti mystico
  15. 🔍 28% Jesu dulcis memoria!Jesu dulcis memoria!
  16. 🔍 28% Solemnitas est hodieSolemnitas est hodie
  17. 🔍 28% Venite exultemus IV GVenite exultemus IV G
  18. 🔍 28% Summi Parentis FilioSummi Parentis Filio
  19. 🔍 28% Legis sacrataeLegis sacratae
  20. 🔍 28% A solis ortusA solis ortus
  21. 🔍 28% Veni Redemptor gentiumVeni Redemptor gentium
  22. 🔍 28% Salve Regina (tono solemnis)Salve Regina (tono solemnis)
  23. 🔍 28% Sancta... dulcisSancta... dulcis
  24. 🔍 28% Rerum omniumRerum omnium
  25. 🔍 28% Sancta... semperSancta... semper
  26. 🔍 28% Hymnum canentes martyrumHymnum canentes martyrum
  27. 🔍 28% Concede nobis DomineConcede nobis Domine
  28. 🔍 28% Felix namqueFelix namque
  29. 🔍 27% Jesu decus angelicumJesu decus angelicum
  30. 🔍 27% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  31. 🔍 27% In medio EcclesiaeIn medio Ecclesiae
  32. 🔍 27% O doctor optimeO doctor optime
  33. 🔍 27% CoeperuntCoeperunt
  34. 🔍 27% Ad Virginem Dei MatremAd Virginem Dei Matrem
  35. 🔍 27% Abiit JesusAbiit Jesus
  36. 🔍 27% Ave Virgo optimaAve Virgo optima
  37. 🔍 27% Salve ReginaSalve Regina
  38. 🔍 27% Virginis CatharinaeVirginis Catharinae
  39. 🔍 27% Elegit... virumElegit... virum
  40. 🔍 27% Rex glorioseRex gloriose
  41. 🔍 27% Salve Regina (monasticum)Salve Regina (monasticum)
  42. 🔍 27% Ex more docti mysticoEx more docti mystico
  43. 🔍 27% Magna est gloriaMagna est gloria
  44. 🔍 27% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  45. 🔍 27% Virginis eximiaeVirginis eximiae
  46. 🔍 27% OmnipotentiOmnipotenti
  47. 🔍 26% Quomodo fiet istudQuomodo fiet istud
  48. 🔍 26% Salve ReginaSalve Regina
  49. 🔍 26% Ave lumenAve lumen
  50. 🔍 26% Rex gloriose martyrumRex gloriose martyrum
  51. 🔍 26% En ut superbaEn ut superba
  52. 🔍 26% Gloria VGloria V
  53. 🔍 26% Jesu Fili summi PatrisJesu Fili summi Patris
  54. 🔍 26% Rex gloriose MartyrumRex gloriose Martyrum
  55. 🔍 26% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  56. 🔍 26% Felix per omnesFelix per omnes
  57. 🔍 26% O MartineO Martine
  58. 🔍 26% Lucis Creator optime (in Hieme)Lucis Creator optime (in Hieme)
  59. 🔍 26% Gloriosus Dei amicusGloriosus Dei amicus
  60. 🔍 26% Lauda piaLauda pia
  61. 🔍 26% Aspice DomineAspice Domine
  62. 🔍 26% Immensa et unaImmensa et una
  63. 🔍 25% Rex gloriose MartyrumRex gloriose Martyrum
  64. 🔍 25% PassionemPassionem
  65. 🔍 25% Jesu Corona Virginum alter tonusJesu Corona Virginum alter tonus