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 omnium (T. Nativitatis)Jesu Redemptor omnium (T. Nativitatis)
  2. 🔍 99% Jesu Redemptor omnium (Nat.)Jesu Redemptor omnium (Nat.)
  3. 🔍 82% Exsultet orbis gaudiis (Pro S. Joanne Evang.)Exsultet orbis gaudiis (Pro S. Joanne Evang.)
  4. 🔍 81% Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)
  5. 🔍 81% Exsultet orbis gaudiis (St. John Evangelist)Exsultet orbis gaudiis (St. John Evangelist)
  6. 🔍 81% Deus tuorum militum (Pro S. Stephano)Deus tuorum militum (Pro S. Stephano)
  7. 🔍 81% Deus tuorum militum (St. Stephen)Deus tuorum militum (St. Stephen)
  8. 🔍 79% Invicte Martyr unicum (Pro S. Stephano)Invicte Martyr unicum (Pro S. Stephano)
  9. 🔍 75% Jesu dulcis memoria (Nat)Jesu dulcis memoria (Nat)
  10. 🔍 74% Salvete flores MartyrumSalvete flores Martyrum
  11. 🔍 73% Jesu redemptor omniumJesu redemptor omnium
  12. 🔍 72% Salvete flores MartyrumSalvete flores Martyrum
  13. 🔍 69% Jesu Salvator saeculiJesu Salvator saeculi
  14. 🔍 69% Jesu corona caelitumJesu corona caelitum
  15. 🔍 65% Audit tyrannus anxiusAudit tyrannus anxius
  16. 🔍 65% Jesu Rex admirabilisJesu Rex admirabilis
  17. 🔍 51% Christe Redemptor omniumChriste Redemptor omnium
  18. 🔍 50% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  19. 🔍 48% Iesu corona celsiorIesu corona celsior
  20. 🔍 48% Iesu corona celsiorIesu corona celsior
  21. 🔍 48% Iesu corona celsiorIesu corona celsior
  22. 🔍 47% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  23. 🔍 45% Laeti colentes famulumLaeti colentes famulum
  24. 🔍 44% Jesu dulcis memoria!Jesu dulcis memoria!
  25. 🔍 42% Salvete cedri LibaniSalvete cedri Libani
  26. 🔍 38% Tu Trinitatis UnitasTu Trinitatis Unitas
  27. 🔍 38% Crux fidelisCrux fidelis
  28. 🔍 36% Somno refectisSomno refectis
  29. 🔍 36% Primo dPrimo d
  30. 🔍 36% Primo dPrimo d
  31. 🔍 36% Tu Trinitatis (+rhythmic signs)Tu Trinitatis (+rhythmic signs)
  32. 🔍 36% Nox atra rerumNox atra rerum
  33. 🔍 35% Primo dierumPrimo dierum
  34. 🔍 35% Rerum creator optimeRerum creator optime
  35. 🔍 35% Adesto Christe cordibusAdesto Christe cordibus
  36. 🔍 35% Nox atra rerum (+rhythmic signs)Nox atra rerum (+rhythmic signs)
  37. 🔍 34% Primo dierum omniumPrimo dierum omnium
  38. 🔍 34% Pie Jesu DominePie Jesu Domine
  39. 🔍 34% Auctor perennisAuctor perennis
  40. 🔍 34% Summae Deus clementiaeSummae Deus clementiae
  41. 🔍 33% Deus tuorum militum (Alter tonus T. P.)Deus tuorum militum (Alter tonus T. P.)
  42. 🔍 33% Exsultet mentisExsultet mentis
  43. 🔍 33% Aeterna lux divinitasAeterna lux divinitas
  44. 🔍 33% Ave stellaAve stella
  45. 🔍 33% Te splendor et virtus (T. Paschali)Te splendor et virtus (T. Paschali)
  46. 🔍 33% Summae Deus (+rhythmic signs)Summae Deus (+rhythmic signs)
  47. 🔍 33% Christe precamurChriste precamur
  48. 🔍 33% Dies aetasqueDies aetasque
  49. 🔍 33% Rerum creator optimeRerum creator optime
  50. 🔍 33% Consors paterniConsors paterni
  51. 🔍 33% O Martyr invictissimeO Martyr invictissime
  52. 🔍 33% Rerum creator (+rhythmic signs)Rerum creator (+rhythmic signs)
  53. 🔍 33% Te splendor et virtusTe splendor et virtus
  54. 🔍 32% Somno refectis (+rhythmic signs)Somno refectis (+rhythmic signs)
  55. 🔍 32% Rex gloriose Martyrum (Alter tonus T. P.)Rex gloriose Martyrum (Alter tonus T. P.)
  56. 🔍 32% Gratuletur EcclesiaGratuletur Ecclesia
  57. 🔍 32% Te splendor et virtusTe splendor et virtus
  58. 🔍 32% Te splendor et virtus (T. Paschali)Te splendor et virtus (T. Paschali)
  59. 🔍 32% Saepe MartyrSaepe Martyr
  60. 🔍 32% O Christe robur MartyrumO Christe robur Martyrum
  61. 🔍 32% Tantum ergo IIITantum ergo III
  62. 🔍 32% Te Deum (Solemn tone)Te Deum (Solemn tone)
  63. 🔍 32% Jesu corona virginum (In Tempore Paschali)Jesu corona virginum (In Tempore Paschali)
  64. 🔍 32% Invicte Martyr unicum (Alter tonus T. P.)Invicte Martyr unicum (Alter tonus T. P.)
  65. 🔍 31% Adesto Christe (+rhythmic signs)Adesto Christe (+rhythmic signs)