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% Jesu Redemptor (I)Jesu Redemptor (I)
  2. 🔍 76% Jesu Redemptor (II)Jesu Redemptor (II)
  3. 🔍 70% Jesu Redemptor (IIa)Jesu Redemptor (IIa)
  4. 🔍 47% Exsultet caelum (II)Exsultet caelum (II)
  5. 🔍 44% Deus tuorum II Cl.Deus tuorum II Cl.
  6. 🔍 42% Jesu corona virginum (I)Jesu corona virginum (I)
  7. 🔍 37% Aeterna... Apostolorum (I)Aeterna... Apostolorum (I)
  8. 🔍 37% Rex gloriose Martyrum (In Ascensione)Rex gloriose Martyrum (In Ascensione)
  9. 🔍 36% Rex gloriose Martyrum (Tempore Paschali)Rex gloriose Martyrum (Tempore Paschali)
  10. 🔍 36% Jesu Redemptor omnium (T. Paschali)Jesu Redemptor omnium (T. Paschali)
  11. 🔍 36% Te lucis ante terminum (Tot. dupl. II Cl.)Te lucis ante terminum (Tot. dupl. II Cl.)
  12. 🔍 35% Aeterna... Martyrum (II)Aeterna... Martyrum (II)
  13. 🔍 34% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  14. 🔍 33% Paschale mundo gaudiumPaschale mundo gaudium
  15. 🔍 33% Jesu corona Virginum (Tristes erant Tonus)Jesu corona Virginum (Tristes erant Tonus)
  16. 🔍 33% Tristes erant ApostoliTristes erant Apostoli
  17. 🔍 32% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  18. 🔍 32% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  19. 🔍 32% Martyr Dei (II)Martyr Dei (II)
  20. 🔍 32% Martyr Dei VenantiusMartyr Dei Venantius
  21. 🔍 31% Jesu nostra redemptioJesu nostra redemptio
  22. 🔍 31% Claro paschali gaudioClaro paschali gaudio
  23. 🔍 31% Jesu dulcisJesu dulcis
  24. 🔍 31% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  25. 🔍 30% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  26. 🔍 30% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  27. 🔍 30% Fortem virili (Tristes erant tonus)Fortem virili (Tristes erant tonus)
  28. 🔍 29% Aeterno RegiAeterno Regi
  29. 🔍 29% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  30. 🔍 28% Salve virilis pectoris (in Tempore Paschali)Salve virilis pectoris (in Tempore Paschali)
  31. 🔍 28% Jesu corona Virginum (In Tempore Paschali)Jesu corona Virginum (In Tempore Paschali)
  32. 🔍 28% Jesu corona Virginum (In Tempore Ascensionis)Jesu corona Virginum (In Tempore Ascensionis)
  33. 🔍 28% Jesu dulcis memoriaJesu dulcis memoria
  34. 🔍 28% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  35. 🔍 28% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  36. 🔍 28% Jesu dulcis memoriaJesu dulcis memoria
  37. 🔍 27% Triumphat mundi principem (in Tempore Paschali)Triumphat mundi principem (in Tempore Paschali)
  38. 🔍 27% Jesu dulcis memoriaJesu dulcis memoria
  39. 🔍 27% Audi benigneAudi benigne
  40. 🔍 27% Tristes erant ApostoliTristes erant Apostoli
  41. 🔍 27% Martyr Dei VenantiusMartyr Dei Venantius
  42. 🔍 27% Tristes erant ApostoliTristes erant Apostoli
  43. 🔍 26% Tua est potentiaTua est potentia
  44. 🔍 26% Maiole consors procerumMaiole consors procerum
  45. 🔍 26% Jesu corona virginum (IIa)Jesu corona virginum (IIa)
  46. 🔍 26% Dum Nocte PulsaDum Nocte Pulsa
  47. 🔍 25% O vos aethereiO vos aetherei
  48. 🔍 25% Salvete Christi vulneraSalvete Christi vulnera
  49. 🔍 25% Summi sacerdos Numinis (in Tempore Paschali)Summi sacerdos Numinis (in Tempore Paschali)
  50. 🔍 25% Jesu nostra redemptioJesu nostra redemptio
  51. 🔍 25% Jesu corona virginum (II)Jesu corona virginum (II)
  52. 🔍 25% Tristes erant ApostoliTristes erant Apostoli
  53. 🔍 25% Athleta Christi nobilisAthleta Christi nobilis
  54. 🔍 25% Dicamus laudes (In festis)Dicamus laudes (In festis)
  55. 🔍 25% Ave stellaAve stella
  56. 🔍 25% Quicumque certumQuicumque certum
  57. 🔍 25% Filiae JerusalemFiliae Jerusalem
  58. 🔍 25% O lux beata CaelitumO lux beata Caelitum
  59. 🔍 25% Dominus... erexitDominus... erexit
  60. 🔍 24% Urbs Jerusalem beataUrbs Jerusalem beata
  61. 🔍 24% Rex gloriose MartyrumRex gloriose Martyrum
  62. 🔍 24% Rerum Deus fonsRerum Deus fons
  63. 🔍 24% Jesu coronaJesu corona
  64. 🔍 24% BenedictionemBenedictionem
  65. 🔍 24% Jesu dulcis memoriaJesu dulcis memoria