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% Salus autemSalus autem
  2. 🔍 68% Salus autemSalus autem
  3. 🔍 61% Salus autemSalus autem
  4. 🔍 39% Os justiOs justi
  5. 🔍 36% Laudate pueriLaudate pueri
  6. 🔍 33% ExsurgeExsurge
  7. 🔍 32% Os justiOs justi
  8. 🔍 31% Sapientiam sanctorumSapientiam sanctorum
  9. 🔍 31% Os justiOs justi
  10. 🔍 31% Justus es DomineJustus es Domine
  11. 🔍 30% Spiritus... super meSpiritus... super me
  12. 🔍 30% ExsurgeExsurge
  13. 🔍 29% SederuntSederunt
  14. 🔍 28% Exsultate DeoExsultate Deo
  15. 🔍 28% Sicut oculiSicut oculi
  16. 🔍 27% Venite filiiVenite filii
  17. 🔍 27% Laudate pueriLaudate pueri
  18. 🔍 27% Scio cui credidiScio cui credidi
  19. 🔍 26% Primum quaeritePrimum quaerite
  20. 🔍 26% Gaudeamus... Mariae... NativitateGaudeamus... Mariae... Nativitate
  21. 🔍 26% Intret in conspectuIntret in conspectu
  22. 🔍 26% Gaudeamus... Mariae... MaternitateGaudeamus... Mariae... Maternitate
  23. 🔍 26% Ego autem in Domino gaudeboEgo autem in Domino gaudebo
  24. 🔍 26% Miserere mei... secundumMiserere mei... secundum
  25. 🔍 26% Salus populiSalus populi
  26. 🔍 26% In salutariIn salutari
  27. 🔍 26% ExsurgeExsurge
  28. 🔍 25% Gaudeamus... Mariae...festivitate (sine Alleluia)Gaudeamus... Mariae...festivitate (sine Alleluia)
  29. 🔍 25% SuscepimusSuscepimus
  30. 🔍 25% Gaudeamus... Abbatum nostrorumGaudeamus... Abbatum nostrorum
  31. 🔍 25% Ego autem in... gaudeboEgo autem in... gaudebo
  32. 🔍 25% Veni Redemptor gentiumVeni Redemptor gentium
  33. 🔍 25% Populus SionPopulus Sion
  34. 🔍 25% Ego autem cum justitiaEgo autem cum justitia
  35. 🔍 25% Gloria Patri - IGloria Patri - I
  36. 🔍 25% Domine Deus salutisDomine Deus salutis
  37. 🔍 25% Protector nosterProtector noster
  38. 🔍 25% Effusum estEffusum est
  39. 🔍 25% Ego autem in DominoEgo autem in Domino
  40. 🔍 25% Venite exultemus IV GVenite exultemus IV G
  41. 🔍 25% CoarctorCoarctor
  42. 🔍 24% Caritas Dei... nostris perCaritas Dei... nostris per
  43. 🔍 24% Gaudeamus... Mariae...festivitateGaudeamus... Mariae...festivitate
  44. 🔍 24% Ex more docti mysticoEx more docti mystico
  45. 🔍 24% Hostis HerodesHostis Herodes
  46. 🔍 24% Intret in conspectuIntret in conspectu
  47. 🔍 24% PosueruntPosuerunt
  48. 🔍 24% In manus tuas Domine (Per Annum)In manus tuas Domine (Per Annum)
  49. 🔍 24% Exsultabo et laetaborExsultabo et laetabor
  50. 🔍 24% Beata AgathaBeata Agatha
  51. 🔍 24% StatuitStatuit
  52. 🔍 24% Dignus est AgnusDignus est Agnus
  53. 🔍 24% Felix namqueFelix namque
  54. 🔍 24% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  55. 🔍 24% Concede nobis DomineConcede nobis Domine
  56. 🔍 24% Suscepimus Deus (in psalm tone)Suscepimus Deus (in psalm tone)
  57. 🔍 24% Intret in conspectuIntret in conspectu
  58. 🔍 24% A solis ortusA solis ortus
  59. 🔍 24% Misereris omniumMisereris omnium
  60. 🔍 24% Christe pastorumChriste pastorum
  61. 🔍 24% Sermo meusSermo meus
  62. 🔍 24% Deus IsraelDeus Israel
  63. 🔍 24% Ego autem cum justitiaEgo autem cum justitia
  64. 🔍 24% MeditatioMeditatio
  65. 🔍 24% Iste Confessor (Conf. Bishop) 3Iste Confessor (Conf. Bishop) 3