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% DecantaveruntDecantaverunt
  2. 🔍 80% DecantaveruntDecantaverunt
  3. 🔍 59% Justi decantaveruntJusti decantaverunt
  4. 🔍 41% Justi decantaveruntJusti decantaverunt
  5. 🔍 37% ManducaveruntManducaverunt
  6. 🔍 35% ManducaveruntManducaverunt
  7. 🔍 35% Justi decantaveruntJusti decantaverunt
  8. 🔍 29% Justi decantaveruntJusti decantaverunt
  9. 🔍 27% Isti sunt qui veneruntIsti sunt qui venerunt
  10. 🔍 27% Beata visceraBeata viscera
  11. 🔍 25% Psallite DominoPsallite Domino
  12. 🔍 25% Lucis Creator optimeLucis Creator optime
  13. 🔍 25% Lucis Creator optimeLucis Creator optime
  14. 🔍 25% PrincipesPrincipes
  15. 🔍 25% Lucis Creator optimeLucis Creator optime
  16. 🔍 24% Lucis creatorLucis creator
  17. 🔍 24% Candor aeternaeCandor aeternae
  18. 🔍 24% Exaudi Domine... tibiExaudi Domine... tibi
  19. 🔍 23% Lucis creatorLucis creator
  20. 🔍 23% Venite exultemus IV GVenite exultemus IV G
  21. 🔍 23% Venite exsultemus VI**Venite exsultemus VI**
  22. 🔍 23% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  23. 🔍 23% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  24. 🔍 23% ConfundanturConfundantur
  25. 🔍 23% Venite exsultemus IV* (ad lib)Venite exsultemus IV* (ad lib)
  26. 🔍 23% Bonum mihiBonum mihi
  27. 🔍 23% Venite exultemus IIVenite exultemus II
  28. 🔍 23% Laudate DominumLaudate Dominum
  29. 🔍 22% Laudate pueriLaudate pueri
  30. 🔍 22% Venite exsultemus (mode 3f solemnis)Venite exsultemus (mode 3f solemnis)
  31. 🔍 22% Inclina cor meumInclina cor meum
  32. 🔍 22% Christe qui luxChriste qui lux
  33. 🔍 22% Sacerdotes DeiSacerdotes Dei
  34. 🔍 22% Te DeumTe Deum
  35. 🔍 22% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  36. 🔍 22% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  37. 🔍 22% Prope es tuPrope es tu
  38. 🔍 22% Ad Virginem Dei MatremAd Virginem Dei Matrem
  39. 🔍 22% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  40. 🔍 22% Judica meJudica me
  41. 🔍 22% Praefatio solemnior de MartyribusPraefatio solemnior de Martyribus
  42. 🔍 22% Miserere (Ps 50)Miserere (Ps 50)
  43. 🔍 22% Viderunt ingressusViderunt ingressus
  44. 🔍 22% Victricem manumVictricem manum
  45. 🔍 22% Gloria VIGloria VI
  46. 🔍 22% Hi sunt qui veneruntHi sunt qui venerunt
  47. 🔍 21% Christus natus est nobisChristus natus est nobis
  48. 🔍 21% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  49. 🔍 21% Benedictum nomenBenedictum nomen
  50. 🔍 21% Domine convertereDomine convertere
  51. 🔍 21% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  52. 🔍 21% Venite exultemus DominoVenite exultemus Domino
  53. 🔍 21% Sacerdotes Dei (Intr.)Sacerdotes Dei (Intr.)
  54. 🔍 21% Omnes gentes (Comm.)Omnes gentes (Comm.)
  55. 🔍 21% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  56. 🔍 21% Exsultet jam AngelicaExsultet jam Angelica
  57. 🔍 21% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  58. 🔍 21% Praefatio solemnis de beata Maria VirginePraefatio solemnis de beata Maria Virgine
  59. 🔍 21% Exaudi Domine... tibiExaudi Domine... tibi
  60. 🔍 21% Circumdederunt meCircumdederunt me
  61. 🔍 21% In dedicatione templiIn dedicatione templi
  62. 🔍 21% Intret in conspectuIntret in conspectu
  63. 🔍 21% Laudate pueriLaudate pueri
  64. 🔍 21% Gloria (Missa Votiva BMV)Gloria (Missa Votiva BMV)
  65. 🔍 21% StatuitStatuit