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% Responsum... et cum (Ant.)Responsum... et cum (Ant.)
  2. 🔍 33% ResponsumResponsum
  3. 🔍 32% Responsum AccepitResponsum Accepit
  4. 🔍 32% Responsum AccepitResponsum Accepit
  5. 🔍 30% ResponsumResponsum
  6. 🔍 30% Responsum accepitResponsum accepit
  7. 🔍 30% Responsum accepitResponsum accepit
  8. 🔍 29% ResponsumResponsum
  9. 🔍 28% Responsum accepitResponsum accepit
  10. 🔍 28% Hodie beata VirgoHodie beata Virgo
  11. 🔍 28% Cum inducerentCum inducerent
  12. 🔍 27% Purificatio B. M. V.Purificatio B. M. V.
  13. 🔍 27% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  14. 🔍 27% Homo peregreHomo peregre
  15. 🔍 27% Domine Jesu ChristeDomine Jesu Christe
  16. 🔍 27% Responsum accepit SimeonResponsum accepit Simeon
  17. 🔍 26% Ecce Dominus venietEcce Dominus veniet
  18. 🔍 26% Gloria (ad lib.) II.Gloria (ad lib.) II.
  19. 🔍 26% Cum inducerentCum inducerent
  20. 🔍 26% Responsum accepit (Ant.)Responsum accepit (Ant.)
  21. 🔍 26% Domine Jesu Christe (Off.)Domine Jesu Christe (Off.)
  22. 🔍 26% Hei mihi DomineHei mihi Domine
  23. 🔍 25% Spiritus... super me... praedicareSpiritus... super me... praedicare
  24. 🔍 25% Domine fortitudoDomine fortitudo
  25. 🔍 25% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  26. 🔍 25% Dominus JesusDominus Jesus
  27. 🔍 25% Ego autemEgo autem
  28. 🔍 25% Repleta estRepleta est
  29. 🔍 25% Cantate DominoCantate Domino
  30. 🔍 25% Dominus JesusDominus Jesus
  31. 🔍 25% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  32. 🔍 24% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  33. 🔍 24% Venite exsultemusVenite exsultemus
  34. 🔍 24% Praefatio solemnior de Ecclesiae DedicationePraefatio solemnior de Ecclesiae Dedicatione
  35. 🔍 24% ImproperiumImproperium
  36. 🔍 24% Dominus firmamentumDominus firmamentum
  37. 🔍 24% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  38. 🔍 24% Praefatio solemnior de AdventuPraefatio solemnior de Adventu
  39. 🔍 24% Adorna thalamumAdorna thalamum
  40. 🔍 24% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  41. 🔍 24% Dominus fortitudoDominus fortitudo
  42. 🔍 24% Verbum supernum prodiens a Verbum supernum prodiens a
  43. 🔍 24% Verbum supernum prodiens aVerbum supernum prodiens a
  44. 🔍 24% Adoremus in aeternum IIAdoremus in aeternum II
  45. 🔍 24% Inclina DomineInclina Domine
  46. 🔍 23% Sedebit DominusSedebit Dominus
  47. 🔍 23% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  48. 🔍 23% Esto mihiEsto mihi
  49. 🔍 23% Responsum accepit SimeonResponsum accepit Simeon
  50. 🔍 23% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  51. 🔍 23% Domine fac mecumDomine fac mecum
  52. 🔍 23% Domine Jesu ChristeDomine Jesu Christe
  53. 🔍 23% In te speraviIn te speravi
  54. 🔍 23% Multitudo... ad JesumMultitudo... ad Jesum
  55. 🔍 23% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  56. 🔍 23% Simon JoannisSimon Joannis
  57. 🔍 23% In salutariIn salutari
  58. 🔍 23% Ad te DomineAd te Domine
  59. 🔍 23% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  60. 🔍 23% Accedite ad DominumAccedite ad Dominum
  61. 🔍 23% Multitudo... ad eumMultitudo... ad eum
  62. 🔍 23% Animam meamAnimam meam
  63. 🔍 23% Praefatio solemnis de sancto Ioseph Sponso B. M. V.Praefatio solemnis de sancto Ioseph Sponso B. M. V.
  64. 🔍 23% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  65. 🔍 23% Sicut ovisSicut ovis