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 (In Tempore Paschali)Jesu corona Virginum (In Tempore Paschali)
  2. 🔍 99% Jesu corona Virginum (In Tempore Ascensionis)Jesu corona Virginum (In Tempore Ascensionis)
  3. 🔍 88% Jesu corona Virginum (Tristes erant Tonus)Jesu corona Virginum (Tristes erant Tonus)
  4. 🔍 79% Tristes erant ApostoliTristes erant Apostoli
  5. 🔍 78% Jesu Redemptor omnium (T. Paschali)Jesu Redemptor omnium (T. Paschali)
  6. 🔍 77% Salve virilis pectoris (in Tempore Paschali)Salve virilis pectoris (in Tempore Paschali)
  7. 🔍 76% Maiole consors procerumMaiole consors procerum
  8. 🔍 75% Dum Nocte PulsaDum Nocte Pulsa
  9. 🔍 73% Summi sacerdos Numinis (in Tempore Paschali)Summi sacerdos Numinis (in Tempore Paschali)
  10. 🔍 73% Triumphat mundi principem (in Tempore Paschali)Triumphat mundi principem (in Tempore Paschali)
  11. 🔍 69% Tristes erant ApostoliTristes erant Apostoli
  12. 🔍 69% Fortem virili (Tristes erant tonus)Fortem virili (Tristes erant tonus)
  13. 🔍 69% Claro paschali gaudioClaro paschali gaudio
  14. 🔍 68% Paschale mundo gaudiumPaschale mundo gaudium
  15. 🔍 68% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  16. 🔍 68% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  17. 🔍 67% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  18. 🔍 66% Rex gloriose Martyrum (Tempore Paschali)Rex gloriose Martyrum (Tempore Paschali)
  19. 🔍 66% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  20. 🔍 66% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  21. 🔍 65% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  22. 🔍 65% Rex gloriose Martyrum (In Ascensione)Rex gloriose Martyrum (In Ascensione)
  23. 🔍 62% Martyr Dei VenantiusMartyr Dei Venantius
  24. 🔍 62% Tristes erant ApostoliTristes erant Apostoli
  25. 🔍 55% Tristes erant ApostoliTristes erant Apostoli
  26. 🔍 55% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  27. 🔍 52% Martyr Dei VenantiusMartyr Dei Venantius
  28. 🔍 51% Athleta Christi nobilisAthleta Christi nobilis
  29. 🔍 44% Jesu corona Virginum (Alter Tonus)Jesu corona Virginum (Alter Tonus)
  30. 🔍 44% Iesu corona virginumIesu corona virginum
  31. 🔍 44% Exsultet caelum (II)Exsultet caelum (II)
  32. 🔍 44% Jesu corona VirginumJesu corona Virginum
  33. 🔍 44% Jesu coronaJesu corona
  34. 🔍 42% Deus tuorum II Cl.Deus tuorum II Cl.
  35. 🔍 42% Jucunda PatrumJucunda Patrum
  36. 🔍 41% Jesu corona virginumJesu corona virginum
  37. 🔍 41% Jesu corona virginum (I)Jesu corona virginum (I)
  38. 🔍 39% Jesu Corona Virginum alter tonusJesu Corona Virginum alter tonus
  39. 🔍 38% Iesu corona virginumIesu corona virginum
  40. 🔍 38% Quicumque Christum quaeritisQuicumque Christum quaeritis
  41. 🔍 36% Chorus novae IerusalemChorus novae Ierusalem
  42. 🔍 35% Iesu corona virginumIesu corona virginum
  43. 🔍 35% Te lucis ante terminum (In Transfiguratione)Te lucis ante terminum (In Transfiguratione)
  44. 🔍 34% Jesu corona virginum (In Tempore Paschali)Jesu corona virginum (In Tempore Paschali)
  45. 🔍 34% Te lucis ante terminum (In Ascensione)Te lucis ante terminum (In Ascensione)
  46. 🔍 34% Nunc Sancte nobis Spiritus (In Ascensione)Nunc Sancte nobis Spiritus (In Ascensione)
  47. 🔍 34% Nunc Sancte Nobis (In Tempore Ascensionis)Nunc Sancte Nobis (In Tempore Ascensionis)
  48. 🔍 33% Nunc Sancte Nobis (In Tempore Ascensionis)Nunc Sancte Nobis (In Tempore Ascensionis)
  49. 🔍 33% Salutis humanae satorSalutis humanae sator
  50. 🔍 33% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  51. 🔍 31% Aeterna Christi munera ApostolorumAeterna Christi munera Apostolorum
  52. 🔍 31% Sponso sponsa!Sponso sponsa!
  53. 🔍 31% Adeste sanctiAdeste sancti
  54. 🔍 31% AngularisAngularis
  55. 🔍 30% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  56. 🔍 30% Te Deum (Solemn tone)Te Deum (Solemn tone)
  57. 🔍 30% Gloria XIGloria XI
  58. 🔍 30% Quasi tubaQuasi tuba
  59. 🔍 30% Jam lucis orto sidere (In Transfiguratione)Jam lucis orto sidere (In Transfiguratione)
  60. 🔍 30% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  61. 🔍 30% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  62. 🔍 30% Quicumque ChristumQuicumque Christum
  63. 🔍 30% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  64. 🔍 30% O nimis felixO nimis felix
  65. 🔍 30% Ave Maria... virgo serenaAve Maria... virgo serena