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% Ecce sacerdos magnusEcce sacerdos magnus
  2. 🔍 24% Veni Creator SpiritusVeni Creator Spiritus
  3. 🔍 19%
  4. 🔍 19% O gente felix hospitaO gente felix hospita
  5. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  6. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  7. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  8. 🔍 18% Ecce sacerdos magnusEcce sacerdos magnus
  9. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  10. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  11. 🔍 17% ResurrexiResurrexi
  12. 🔍 17% O Redemptor O Redemptor
  13. 🔍 16% Aeterne sol qui lumineAeterne sol qui lumine
  14. 🔍 16% O RedemptorO Redemptor
  15. 🔍 16% Sacerdos magnusSacerdos magnus
  16. 🔍 16% Ecce venioEcce venio
  17. 🔍 15% Tu natale solumTu natale solum
  18. 🔍 15% Ecce veniet Propheta magnusEcce veniet Propheta magnus
  19. 🔍 14% Domine magnus esDomine magnus es
  20. 🔍 13% Iste puer magnusIste puer magnus
  21. 🔍 13% Ecce veniet Propheta magnusEcce veniet Propheta magnus
  22. 🔍 13% Introibo (St Louis)Introibo (St Louis)
  23. 🔍 13% Ecce apparebitEcce apparebit
  24. 🔍 13% Ecce apparebitEcce apparebit
  25. 🔍 13% Dum staret AbrahamDum staret Abraham
  26. 🔍 13% Et ecce voxEt ecce vox
  27. 🔍 13% Visi suntVisi sunt
  28. 🔍 12% Alleluia confiteminiAlleluia confitemini
  29. 🔍 12% Magnus Dominus (Mode 4a)Magnus Dominus (Mode 4a)
  30. 🔍 12% O beata MaterO beata Mater
  31. 🔍 12% Quodcumque ligaverisQuodcumque ligaveris
  32. 🔍 12% Vocata estVocata est
  33. 🔍 12% Potum meumPotum meum
  34. 🔍 12% Tristitia vestraTristitia vestra
  35. 🔍 12% Sacerdos magnusSacerdos magnus
  36. 🔍 12% Tu natale solum protegeTu natale solum protege
  37. 🔍 12% Ecce ascendimus... et FiliusEcce ascendimus... et Filius
  38. 🔍 12% O vos aethereiO vos aetherei
  39. 🔍 12% Domine magnusDomine magnus
  40. 🔍 12% Potum meumPotum meum
  41. 🔍 12% Sancte N.Sancte N.
  42. 🔍 12% Ecce veniet Propheta magnusEcce veniet Propheta magnus
  43. 🔍 12% Magnus DominusMagnus Dominus
  44. 🔍 12% Magnus DominusMagnus Dominus
  45. 🔍 12% Venite exultemus IIIVenite exultemus III
  46. 🔍 12% Magnus Dominus (Mode 1a2)Magnus Dominus (Mode 1a2)
  47. 🔍 12% Memor estoMemor esto
  48. 🔍 12% MachabaeusMachabaeus
  49. 🔍 12% O RedemptorO Redemptor
  50. 🔍 12% Venite exultemus VIIVenite exultemus VII
  51. 🔍 11% Iste puer magnusIste puer magnus
  52. 🔍 11% Jesu salus mortaliumJesu salus mortalium
  53. 🔍 11% Exsultet caelum (I)Exsultet caelum (I)
  54. 🔍 11% Martinae celebri plauditeMartinae celebri plaudite
  55. 🔍 11% Te lucis ante terminum (T. Paschali)Te lucis ante terminum (T. Paschali)
  56. 🔍 11% Ecce venioEcce venio
  57. 🔍 11% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  58. 🔍 11% Ecce apparebitEcce apparebit
  59. 🔍 11% Defensor alme HispaniaeDefensor alme Hispaniae
  60. 🔍 11% Sacerdos magnusSacerdos magnus
  61. 🔍 11% Ecce nunc tempus acceptabileEcce nunc tempus acceptabile
  62. 🔍 11% Veni Creator SpiritusVeni Creator Spiritus
  63. 🔍 11% Exsultet caelum (II)Exsultet caelum (II)
  64. 🔍 11% Ecce sacerdos magnusEcce sacerdos magnus
  65. 🔍 11% Ecce ReginaEcce Regina