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% Te decet laus (alter tonus)Te decet laus (alter tonus)
  2. 🔍 66% Te decet laus IITe decet laus II
  3. 🔍 44% Te decet lausTe decet laus
  4. 🔍 44% Te decet lausTe decet laus
  5. 🔍 39% Te decetTe decet
  6. 🔍 36% Te decet hymnus, DeusTe decet hymnus, Deus
  7. 🔍 35% Hymnus Te decet lausHymnus Te decet laus
  8. 🔍 35% Te decet hymnusTe decet hymnus
  9. 🔍 28% Laus et perennis gloriaLaus et perennis gloria
  10. 🔍 26% Te decet hymnusTe decet hymnus
  11. 🔍 24% Laus et perennis gloriaLaus et perennis gloria
  12. 🔍 24% Deus in adiutorium (in Dom. et festis)Deus in adiutorium (in Dom. et festis)
  13. 🔍 23% Iesu corona celsiorIesu corona celsior
  14. 🔍 23% Iesu corona celsiorIesu corona celsior
  15. 🔍 23% Iesu corona celsiorIesu corona celsior
  16. 🔍 23% Per ipsum (A. tonus simplex)Per ipsum (A. tonus simplex)
  17. 🔍 23% Deus in adjutorium (Tonus ferialis)Deus in adjutorium (Tonus ferialis)
  18. 🔍 22% Deus in adjutoriumDeus in adjutorium
  19. 🔍 22% Per ipsum (B. tonus sollemnis)Per ipsum (B. tonus sollemnis)
  20. 🔍 22% Laus et perennis gloriaLaus et perennis gloria
  21. 🔍 22% Per Dominum (A)Per Dominum (A)
  22. 🔍 22% Laus et perennisLaus et perennis
  23. 🔍 22% Invicte Martyr unicum (Alter tonus)Invicte Martyr unicum (Alter tonus)
  24. 🔍 21% Post collectam (Toni orationum B)Post collectam (Toni orationum B)
  25. 🔍 21% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  26. 🔍 21% Laus Deo PatriLaus Deo Patri
  27. 🔍 21% Deus in adjutoriumDeus in adjutorium
  28. 🔍 21% Per Dominum (B)Per Dominum (B)
  29. 🔍 21% Gloria Patri - IIIGloria Patri - III
  30. 🔍 21% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  31. 🔍 21% Christe Redemptor omniumChriste Redemptor omnium
  32. 🔍 21% Somno refectisSomno refectis
  33. 🔍 21% Te Deum PatremTe Deum Patrem
  34. 🔍 21% Felix per omnesFelix per omnes
  35. 🔍 20% Te decet hymnusTe decet hymnus
  36. 🔍 20% O sola magnarumO sola magnarum
  37. 🔍 20% Quodcumque vinclisQuodcumque vinclis
  38. 🔍 20% Te Deum Patrem ingenitumTe Deum Patrem ingenitum
  39. 🔍 20% Te Deum PatremTe Deum Patrem
  40. 🔍 20% Deus in adiutorium (tonus ferialis)Deus in adiutorium (tonus ferialis)
  41. 🔍 20% Auctor beate saeculiAuctor beate saeculi
  42. 🔍 20% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  43. 🔍 20% Crudelis HerodesCrudelis Herodes
  44. 🔍 20% Rerum Deus (In Festo S. Cordis Jesu)Rerum Deus (In Festo S. Cordis Jesu)
  45. 🔍 20% Adesto Christe cordibusAdesto Christe cordibus
  46. 🔍 20% Sancta Maria succurreSancta Maria succurre
  47. 🔍 20% Cornelius centurioCornelius centurio
  48. 🔍 20% A solis ortus cardineA solis ortus cardine
  49. 🔍 20% Gloria PatriGloria Patri
  50. 🔍 20% Nox atra rerum (+rhythmic signs)Nox atra rerum (+rhythmic signs)
  51. 🔍 19% Laeti colentes famulumLaeti colentes famulum
  52. 🔍 19% Deus in adjutorium (Tonus festivus)Deus in adjutorium (Tonus festivus)
  53. 🔍 19% Gloria Patri - IGloria Patri - I
  54. 🔍 19% Legis sacrataeLegis sacratae
  55. 🔍 19% Ad preces nostrasAd preces nostras
  56. 🔍 19% Nunc Sancte nobis (In Festo S. Cordis Jesu)Nunc Sancte nobis (In Festo S. Cordis Jesu)
  57. 🔍 19% Tu Trinitatis UnitasTu Trinitatis Unitas
  58. 🔍 19% Nox atra rerumNox atra rerum
  59. 🔍 19% Gloria Patri IIIGloria Patri III
  60. 🔍 19% Laus Deo PatriLaus Deo Patri
  61. 🔍 19% Tu Trinitatis (+rhythmic signs)Tu Trinitatis (+rhythmic signs)
  62. 🔍 19% Dies aetasqueDies aetasque
  63. 🔍 19% Ternis horarum terminisTernis horarum terminis
  64. 🔍 19% Jesu nostra redemptioJesu nostra redemptio
  65. 🔍 19% Summi Parentis FilioSummi Parentis Filio