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% Beatus servusBeatus servus
  2. 🔍 71% Beatus servusBeatus servus
  3. 🔍 55% Beatus servusBeatus servus
  4. 🔍 43% Beatus servusBeatus servus
  5. 🔍 38% Beatus illeBeatus ille
  6. 🔍 36% Beatus ille servusBeatus ille servus
  7. 🔍 36% Beatus ille servusBeatus ille servus
  8. 🔍 27% Fidelis servus et prudensFidelis servus et prudens
  9. 🔍 27% Beati servi illiBeati servi illi
  10. 🔍 27% Ecce fidelis servusEcce fidelis servus
  11. 🔍 27% Ecce fidelis servus et prudensEcce fidelis servus et prudens
  12. 🔍 27% Exaudi Domine... tibiExaudi Domine... tibi
  13. 🔍 27% Ecce fidelis servusEcce fidelis servus
  14. 🔍 26% Beati servi illiBeati servi illi
  15. 🔍 25% Beati serviBeati servi
  16. 🔍 25% Ecce fidelis servusEcce fidelis servus
  17. 🔍 25% Fidelis servus (II)Fidelis servus (II)
  18. 🔍 24% Servus tuusServus tuus
  19. 🔍 24% Exaudi Domine... tibiExaudi Domine... tibi
  20. 🔍 23% Ecce fidelis servusEcce fidelis servus
  21. 🔍 23% Fidelis servus et prudens (Ant.)Fidelis servus et prudens (Ant.)
  22. 🔍 23% Fidelis servus et prudens (Ant.)Fidelis servus et prudens (Ant.)
  23. 🔍 23% Fidelis servus et prudens (Ant.)Fidelis servus et prudens (Ant.)
  24. 🔍 22% Ecce Dominus venietEcce Dominus veniet
  25. 🔍 22% Euntes in mundum universumEuntes in mundum universum
  26. 🔍 22% Ecce fidelis servusEcce fidelis servus
  27. 🔍 22% Fidelis servusFidelis servus
  28. 🔍 22% Fidelis servus et prudens (Ant.)Fidelis servus et prudens (Ant.)
  29. 🔍 21% Fidelis servus... all. alleluiaFidelis servus... all. alleluia
  30. 🔍 21% LavaboLavabo
  31. 🔍 21% Ecce Dominus venietEcce Dominus veniet
  32. 🔍 20% Fidelis servus... alleluiaFidelis servus... alleluia
  33. 🔍 20% Missus Gabriel de coelisMissus Gabriel de coelis
  34. 🔍 20% In caelesti hierarchiaIn caelesti hierarchia
  35. 🔍 20% Exsultet caelum (III)Exsultet caelum (III)
  36. 🔍 20% Fidelis servus 1 (mode 1)Fidelis servus 1 (mode 1)
  37. 🔍 20% Ave generosaAve generosa
  38. 🔍 20% Si Dominus DeusSi Dominus Deus
  39. 🔍 20% Beatus qui auditBeatus qui audit
  40. 🔍 20% Ascendente JesuAscendente Jesu
  41. 🔍 20% Fidelis servus et prudens (Resp.)Fidelis servus et prudens (Resp.)
  42. 🔍 20% Ne timeasNe timeas
  43. 🔍 20% Erit sanguis AgniErit sanguis Agni
  44. 🔍 20% Qui me inveneritQui me invenerit
  45. 🔍 20% Regnavit DominusRegnavit Dominus
  46. 🔍 19% Sapientia clamitatSapientia clamitat
  47. 🔍 19% Dum veneritDum venerit
  48. 🔍 19% Euntes in mundum universumEuntes in mundum universum
  49. 🔍 19% Languentibus in Purgatorio (Alter tonus)Languentibus in Purgatorio (Alter tonus)
  50. 🔍 19% Euntes in mundum universumEuntes in mundum universum
  51. 🔍 19% Dicit Dominus SermonesDicit Dominus Sermones
  52. 🔍 19% Fidelis servus 1 (mode 3)Fidelis servus 1 (mode 3)
  53. 🔍 19% A solis ortusA solis ortus
  54. 🔍 19% LavaboLavabo
  55. 🔍 19% Exaudi Domine... tibiExaudi Domine... tibi
  56. 🔍 19% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  57. 🔍 19% Beata visceraBeata viscera
  58. 🔍 19% Cum venerit ParaclitusCum venerit Paraclitus
  59. 🔍 19% Lux perpetuaLux perpetua
  60. 🔍 19% Adorna Sion ThalamumAdorna Sion Thalamum
  61. 🔍 19% Ego sum panis (I)Ego sum panis (I)
  62. 🔍 19% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  63. 🔍 19% Cum venerit Paraclitus SpiritusCum venerit Paraclitus Spiritus
  64. 🔍 19% Aeterne rerum conditorAeterne rerum conditor
  65. 🔍 19% Quodcumque in orbeQuodcumque in orbe