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% Magnus DominusMagnus Dominus
  2. 🔍 89% Magnus DominusMagnus Dominus
  3. 🔍 38% Magnus DominusMagnus Dominus
  4. 🔍 29% O Oliva fructiferaO Oliva fructifera
  5. 🔍 28% Usque modoUsque modo
  6. 🔍 22% Candor estCandor est
  7. 🔍 21% Deus qui sedesDeus qui sedes
  8. 🔍 21% Kyrie I. (Deus miserator)Kyrie I. (Deus miserator)
  9. 🔍 21% Levita LaurentiusLevita Laurentius
  10. 🔍 18% Martyr Dei StanislausMartyr Dei Stanislaus
  11. 🔍 18% Agnus VAgnus V
  12. 🔍 18% ConcepcioConcepcio
  13. 🔍 17% Optimam partemOptimam partem
  14. 🔍 17% O Redemptor O Redemptor
  15. 🔍 17% ConfitebunturConfitebuntur
  16. 🔍 17% Caro meaCaro mea
  17. 🔍 17% De omni corde (St Louis)De omni corde (St Louis)
  18. 🔍 16% O RedemptorO Redemptor
  19. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  20. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  21. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  22. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  23. 🔍 15% O gente felix hospitaO gente felix hospita
  24. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  25. 🔍 15% Summae Trinitati (Resp.)Summae Trinitati (Resp.)
  26. 🔍 15%
  27. 🔍 15% Circumdederunt meCircumdederunt me
  28. 🔍 15% Caro meaCaro mea
  29. 🔍 15% Tibi gloriaTibi gloria
  30. 🔍 14% Visi suntVisi sunt
  31. 🔍 14% Aeterne sol qui lumineAeterne sol qui lumine
  32. 🔍 14% Alleluia confiteminiAlleluia confitemini
  33. 🔍 14% Ego Dominus sponsaboEgo Dominus sponsabo
  34. 🔍 14% Caro mea vereCaro mea vere
  35. 🔍 14% ConfitebunturConfitebuntur
  36. 🔍 14% Mihi adhaere DeoMihi adhaere Deo
  37. 🔍 14% O vos aethereiO vos aetherei
  38. 🔍 13% Vade AnaniaVade Anania
  39. 🔍 13% Unam petii... Ut... protegarUnam petii... Ut... protegar
  40. 🔍 13% Laudate... quoniam IILaudate... quoniam II
  41. 🔍 13% MachabaeusMachabaeus
  42. 🔍 13% Ipse est directusIpse est directus
  43. 🔍 13% MultifarieMultifarie
  44. 🔍 13% Levita LaurentiusLevita Laurentius
  45. 🔍 13% SolemnitasSolemnitas
  46. 🔍 13% InnocensInnocens
  47. 🔍 13% Venite exultemus IIIVenite exultemus III
  48. 🔍 13% Venite exultemus VIIVenite exultemus VII
  49. 🔍 13% Unam petii... Ut... visitemUnam petii... Ut... visitem
  50. 🔍 13% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  51. 🔍 13% Surge aquiloSurge aquilo
  52. 🔍 13% In voluntateIn voluntate
  53. 🔍 12% O quam glorificaO quam glorifica
  54. 🔍 12% Ego DominusEgo Dominus
  55. 🔍 12% Filiae JerusalemFiliae Jerusalem
  56. 🔍 12% Virgo MariaVirgo Maria
  57. 🔍 12% Factus est sine alleluiaFactus est sine alleluia
  58. 🔍 12% Tollite portasTollite portas
  59. 🔍 12% Levita LaurentiusLevita Laurentius
  60. 🔍 12% Quodcumque ligaverisQuodcumque ligaveris
  61. 🔍 12% Ave virginum gemmaAve virginum gemma
  62. 🔍 12% RecordareRecordare
  63. 🔍 12% Quoniam Deus magnusQuoniam Deus magnus
  64. 🔍 12% Vade Anania et quaereVade Anania et quaere
  65. 🔍 12% PetitePetite