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% Pauper in peculioPauper in peculio
  2. 🔍 41% Summum RegemSummum Regem
  3. 🔍 35% Angelorum escaAngelorum esca
  4. 🔍 35% Pauper sumPauper sum
  5. 🔍 31% DefunctiDefuncti
  6. 🔍 30% Oratione et devotioneOratione et devotione
  7. 🔍 29% ExsultabundaExsultabunda
  8. 🔍 29% Decus morumDecus morum
  9. 🔍 29% Angelorum escaAngelorum esca
  10. 🔍 28% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  11. 🔍 28% Aeterna caeli gloria (in Aestate)Aeterna caeli gloria (in Aestate)
  12. 🔍 28% In humilitateIn humilitate
  13. 🔍 28% Aeterna caeli gloria (aestivalis)Aeterna caeli gloria (aestivalis)
  14. 🔍 28% Non vos relinquamNon vos relinquam
  15. 🔍 27% Aeterne rerum Conditor (Dox. Deo Patri)Aeterne rerum Conditor (Dox. Deo Patri)
  16. 🔍 27% Splendor paternaeSplendor paternae
  17. 🔍 26% Precemur omnes cernuiPrecemur omnes cernui
  18. 🔍 26% Salvete Christi vulneraSalvete Christi vulnera
  19. 🔍 26% Angelorum escaAngelorum esca
  20. 🔍 26% Aeterna caeli gloriaAeterna caeli gloria
  21. 🔍 26% Paulus... JulianoPaulus... Juliano
  22. 🔍 26% Joannes... cognoscentesJoannes... cognoscentes
  23. 🔍 26% In regenerationeIn regeneratione
  24. 🔍 25% Tua sunt haecTua sunt haec
  25. 🔍 25% In aeternumIn aeternum
  26. 🔍 25% Salvete Christi vulneraSalvete Christi vulnera
  27. 🔍 25% Genuit puerperaGenuit puerpera
  28. 🔍 25% Per viscera... DeusPer viscera... Deus
  29. 🔍 25% Fulgentis auctor aetherisFulgentis auctor aetheris
  30. 🔍 25% In ferventisIn ferventis
  31. 🔍 25% Venite exsultemus DominoVenite exsultemus Domino
  32. 🔍 25% Splendor paternae gloriaeSplendor paternae gloriae
  33. 🔍 25% Crucem sanctamCrucem sanctam
  34. 🔍 25% Christus resurrexitChristus resurrexit
  35. 🔍 25% Cum redirentCum redirent
  36. 🔍 25% Audi IsraelAudi Israel
  37. 🔍 24% Bernardinum qui divinum.Bernardinum qui divinum.
  38. 🔍 24% Sancte N.Sancte N.
  39. 🔍 24% Aeterne lucis conditorAeterne lucis conditor
  40. 🔍 24% Lux ecce surgit (in Aestate)Lux ecce surgit (in Aestate)
  41. 🔍 24% Ecce ReginaEcce Regina
  42. 🔍 24% Aeterne RexAeterne Rex
  43. 🔍 24% Filiae JerusalemFiliae Jerusalem
  44. 🔍 24% Eterne rerumEterne rerum
  45. 🔍 24% Sanctorum meritisSanctorum meritis
  46. 🔍 24% Jubilate... omnisJubilate... omnis
  47. 🔍 24% Adesto rerum conditorAdesto rerum conditor
  48. 🔍 24% Audi benigne conditorAudi benigne conditor
  49. 🔍 24% Joannes... dixeruntJoannes... dixerunt
  50. 🔍 24% O Rex gloriaeO Rex gloriae
  51. 🔍 24% Benedicta filiaBenedicta filia
  52. 🔍 24% Nox et tenebraeNox et tenebrae
  53. 🔍 24% Protege DomineProtege Domine
  54. 🔍 24% Audi benigne Conditor Audi benigne Conditor
  55. 🔍 24% Undecim discipuliUndecim discipuli
  56. 🔍 23% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  57. 🔍 23% Ut Antonini gloriamUt Antonini gloriam
  58. 🔍 23% Viderunt te aquaeViderunt te aquae
  59. 🔍 23% Nox et tenebrae (in Aestate)Nox et tenebrae (in Aestate)
  60. 🔍 23% In spirituIn spiritu
  61. 🔍 23% Deus qui caeli lumen esDeus qui caeli lumen es
  62. 🔍 23% Beata nobisBeata nobis
  63. 🔍 23% Iam lucis orto sidereIam lucis orto sidere
  64. 🔍 23% Ego autem sum vermisEgo autem sum vermis
  65. 🔍 23% Vidi aquamVidi aquam