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% Aeterna lux divinitasAeterna lux divinitas
  2. 🔍 58% Christe precamurChriste precamur
  3. 🔍 57% Somno refectis (+rhythmic signs)Somno refectis (+rhythmic signs)
  4. 🔍 57% Tu Trinitatis (+rhythmic signs)Tu Trinitatis (+rhythmic signs)
  5. 🔍 56% O sacrosancta TrinitasO sacrosancta Trinitas
  6. 🔍 55% Dies aetasque (+rhythmic signs)Dies aetasque (+rhythmic signs)
  7. 🔍 55% Auctor perennisAuctor perennis
  8. 🔍 54% Somno refectisSomno refectis
  9. 🔍 54% Rerum creator optimeRerum creator optime
  10. 🔍 54% Rerum creator (+rhythmic signs)Rerum creator (+rhythmic signs)
  11. 🔍 54% Dies aetasqueDies aetasque
  12. 🔍 53% Tu Trinitatis UnitasTu Trinitatis Unitas
  13. 🔍 52% Summae Deus clementiaeSummae Deus clementiae
  14. 🔍 52% Summae Deus (+rhythmic signs)Summae Deus (+rhythmic signs)
  15. 🔍 52% Adesto Christe (+rhythmic signs)Adesto Christe (+rhythmic signs)
  16. 🔍 51% Consors paterni (+rhythmic signs)Consors paterni (+rhythmic signs)
  17. 🔍 51% Rerum creator optimeRerum creator optime
  18. 🔍 50% Primo dierumPrimo dierum
  19. 🔍 50% Consors paterniConsors paterni
  20. 🔍 50% Nox atra rerum (+rhythmic signs)Nox atra rerum (+rhythmic signs)
  21. 🔍 50% Nox atra rerumNox atra rerum
  22. 🔍 50% Primo dPrimo d
  23. 🔍 50% Primo dPrimo d
  24. 🔍 50% Adesto Christe cordibusAdesto Christe cordibus
  25. 🔍 49% Scientiarum DominoScientiarum Domino
  26. 🔍 47% Primo dierum omniumPrimo dierum omnium
  27. 🔍 41% Iesu corona celsiorIesu corona celsior
  28. 🔍 41% Iesu corona celsiorIesu corona celsior
  29. 🔍 41% Iesu corona celsiorIesu corona celsior
  30. 🔍 38% Christe Redemptor omniumChriste Redemptor omnium
  31. 🔍 37% Laeti colentes famulumLaeti colentes famulum
  32. 🔍 36% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  33. 🔍 36% Te pater JosephTe pater Joseph
  34. 🔍 36% Jam lucis orto sidere (In Adventu)Jam lucis orto sidere (In Adventu)
  35. 🔍 35% Aeterna caeli gloriaAeterna caeli gloria
  36. 🔍 33% Jesu Redemptor omnium (T. Nativitatis)Jesu Redemptor omnium (T. Nativitatis)
  37. 🔍 33% Jesu Redemptor omnium (Nat.)Jesu Redemptor omnium (Nat.)
  38. 🔍 33% Exsultet orbis gaudiis (St. John Evangelist)Exsultet orbis gaudiis (St. John Evangelist)
  39. 🔍 33% Exsultet orbis gaudiis (Pro S. Joanne Evang.)Exsultet orbis gaudiis (Pro S. Joanne Evang.)
  40. 🔍 33% Pergrata mundoPergrata mundo
  41. 🔍 32% Invicte Martyr unicum (Pro S. Stephano)Invicte Martyr unicum (Pro S. Stephano)
  42. 🔍 32% Jesu corona caelitumJesu corona caelitum
  43. 🔍 32% Benedicta semperBenedicta semper
  44. 🔍 32% Jesu dulcis memoria (Nat)Jesu dulcis memoria (Nat)
  45. 🔍 31% Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)
  46. 🔍 31% Jesu Rex admirabilisJesu Rex admirabilis
  47. 🔍 31% Dei fideDei fide
  48. 🔍 31% Deus tuorum militum (St. Stephen)Deus tuorum militum (St. Stephen)
  49. 🔍 30% Jesu Salvator saeculiJesu Salvator saeculi
  50. 🔍 30% Deus tuorum militum (Pro S. Stephano)Deus tuorum militum (Pro S. Stephano)
  51. 🔍 30% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  52. 🔍 30% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  53. 🔍 30% Salvete flores MartyrumSalvete flores Martyrum
  54. 🔍 30% Adoro te devoteAdoro te devote
  55. 🔍 30% O lux beata TrinitasO lux beata Trinitas
  56. 🔍 30% Ad cenamAd cenam
  57. 🔍 29% Rector potens (In Adventu)Rector potens (In Adventu)
  58. 🔍 29% Adoro te devoteAdoro te devote
  59. 🔍 29% Aeterna caeli gloria (in Hieme)Aeterna caeli gloria (in Hieme)
  60. 🔍 29% Te Matrem laudamusTe Matrem laudamus
  61. 🔍 29% Splendor paternaeSplendor paternae
  62. 🔍 29% Salvete flores MartyrumSalvete flores Martyrum
  63. 🔍 29% Nox et tenebraeNox et tenebrae
  64. 🔍 29% Gloria IIGloria II
  65. 🔍 29% Factus est (cum alleluia)Factus est (cum alleluia)