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% Jesu corona Virginum (Tristes erant Tonus)Jesu corona Virginum (Tristes erant Tonus)
  2. 🔍 88% Jesu corona Virginum (In Tempore Paschali)Jesu corona Virginum (In Tempore Paschali)
  3. 🔍 87% Jesu corona Virginum (In Tempore Ascensionis)Jesu corona Virginum (In Tempore Ascensionis)
  4. 🔍 78% Fortem virili (Tristes erant tonus)Fortem virili (Tristes erant tonus)
  5. 🔍 75% Tristes erant ApostoliTristes erant Apostoli
  6. 🔍 72% Paschale mundo gaudiumPaschale mundo gaudium
  7. 🔍 72% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  8. 🔍 70% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  9. 🔍 70% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  10. 🔍 70% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  11. 🔍 70% Rex gloriose Martyrum (Tempore Paschali)Rex gloriose Martyrum (Tempore Paschali)
  12. 🔍 69% Claro paschali gaudioClaro paschali gaudio
  13. 🔍 69% Tristes erant ApostoliTristes erant Apostoli
  14. 🔍 69% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  15. 🔍 68% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  16. 🔍 68% Salve virilis pectoris (in Tempore Paschali)Salve virilis pectoris (in Tempore Paschali)
  17. 🔍 67% Jesu Redemptor omnium (T. Paschali)Jesu Redemptor omnium (T. Paschali)
  18. 🔍 67% Rex gloriose Martyrum (In Ascensione)Rex gloriose Martyrum (In Ascensione)
  19. 🔍 66% Dum Nocte PulsaDum Nocte Pulsa
  20. 🔍 66% Martyr Dei VenantiusMartyr Dei Venantius
  21. 🔍 65% Maiole consors procerumMaiole consors procerum
  22. 🔍 62% Triumphat mundi principem (in Tempore Paschali)Triumphat mundi principem (in Tempore Paschali)
  23. 🔍 62% Summi sacerdos Numinis (in Tempore Paschali)Summi sacerdos Numinis (in Tempore Paschali)
  24. 🔍 59% Tristes erant ApostoliTristes erant Apostoli
  25. 🔍 58% Tristes erant ApostoliTristes erant Apostoli
  26. 🔍 56% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  27. 🔍 55% Jesu corona Virginum (Alter Tonus)Jesu corona Virginum (Alter Tonus)
  28. 🔍 53% Martyr Dei VenantiusMartyr Dei Venantius
  29. 🔍 52% Exsultet caelum (II)Exsultet caelum (II)
  30. 🔍 52% Athleta Christi nobilisAthleta Christi nobilis
  31. 🔍 50% Deus tuorum II Cl.Deus tuorum II Cl.
  32. 🔍 48% Jesu corona virginumJesu corona virginum
  33. 🔍 48% Jesu coronaJesu corona
  34. 🔍 48% Jesu Corona Virginum alter tonusJesu Corona Virginum alter tonus
  35. 🔍 46% Iesu corona virginumIesu corona virginum
  36. 🔍 46% Jesu corona virginum (I)Jesu corona virginum (I)
  37. 🔍 45% Jucunda PatrumJucunda Patrum
  38. 🔍 45% Jesu corona VirginumJesu corona Virginum
  39. 🔍 44% Chorus novae IerusalemChorus novae Ierusalem
  40. 🔍 43% Iesu corona virginumIesu corona virginum
  41. 🔍 41% Jesu corona virginum (In Tempore Paschali)Jesu corona virginum (In Tempore Paschali)
  42. 🔍 39% Iesu corona virginumIesu corona virginum
  43. 🔍 36% Certum tenentes (In festis)Certum tenentes (In festis)
  44. 🔍 36% Ternis horarum (In festis)Ternis horarum (In festis)
  45. 🔍 36% Jam lucis orto sidere (Festis Majoribus)Jam lucis orto sidere (Festis Majoribus)
  46. 🔍 36% Quicumque Christum quaeritisQuicumque Christum quaeritis
  47. 🔍 35% Sponso sponsa!Sponso sponsa!
  48. 🔍 35% Gloria XIGloria XI
  49. 🔍 34% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  50. 🔍 34% Audi benigneAudi benigne
  51. 🔍 34% AngularisAngularis
  52. 🔍 34% Dicamus laudes (In festis)Dicamus laudes (In festis)
  53. 🔍 34% Adeste sanctiAdeste sancti
  54. 🔍 33% Summi Parentis FilioSummi Parentis Filio
  55. 🔍 33% Salvete Christi vulneraSalvete Christi vulnera
  56. 🔍 33% Gloria IGloria I
  57. 🔍 33% Crux fidelisCrux fidelis
  58. 🔍 33% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  59. 🔍 33% O vos aethereiO vos aetherei
  60. 🔍 33% Mente jucundaMente jucunda
  61. 🔍 33% Laetabundus (1950 version)Laetabundus (1950 version)
  62. 🔍 33% Jesu Redemptor (I)Jesu Redemptor (I)
  63. 🔍 32% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  64. 🔍 32% Laetabundus (1985 version)Laetabundus (1985 version)
  65. 🔍 32% Te lucis ante terminum (In Transfiguratione)Te lucis ante terminum (In Transfiguratione)