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% Ave virginum gemmaAve virginum gemma
  2. 🔍 27% Ave virginum gemmaAve virginum gemma
  3. 🔍 26% Ave Regina CaelorumAve Regina Caelorum
  4. 🔍 25% In voluntateIn voluntate
  5. 🔍 25% InnocensInnocens
  6. 🔍 24% O martyr egregieO martyr egregie
  7. 🔍 24% Hostis HerodesHostis Herodes
  8. 🔍 23% A solis ortusA solis ortus
  9. 🔍 23% Veni Redemptor gentiumVeni Redemptor gentium
  10. 🔍 23% O lux beata CaelitumO lux beata Caelitum
  11. 🔍 23% Te Matrem laudamusTe Matrem laudamus
  12. 🔍 22% O lux beata CaelitumO lux beata Caelitum
  13. 🔍 22% Gentis PolonaeGentis Polonae
  14. 🔍 22% Gentis Polonae gloriaGentis Polonae gloria
  15. 🔍 22% O lux beata CaelitumO lux beata Caelitum
  16. 🔍 22% Ne timeasNe timeas
  17. 🔍 22% Sancte N.Sancte N.
  18. 🔍 22% Beata AgathaBeata Agatha
  19. 🔍 21% Crudelis HerodesCrudelis Herodes
  20. 🔍 21% Virginis CatharinaeVirginis Catharinae
  21. 🔍 21% Summae Deus clementiae septemSummae Deus clementiae septem
  22. 🔍 21% Te DeumTe Deum
  23. 🔍 21% O lux beata CaelitumO lux beata Caelitum
  24. 🔍 21% Verbum caro factum estVerbum caro factum est
  25. 🔍 21% O lux beata CaelitumO lux beata Caelitum
  26. 🔍 21% Ascendente JesuAscendente Jesu
  27. 🔍 21% A solis ortus cardineA solis ortus cardine
  28. 🔍 21% Ad Virginem Dei MatremAd Virginem Dei Matrem
  29. 🔍 21% O decus EcclesiaeO decus Ecclesiae
  30. 🔍 21% Te DeumTe Deum
  31. 🔍 21% Audit tyrannus anxiusAudit tyrannus anxius
  32. 🔍 21% InclytaInclyta
  33. 🔍 21% Ave spinaAve spina
  34. 🔍 20% Salvete Christi vulneraSalvete Christi vulnera
  35. 🔍 20% Ave lumenAve lumen
  36. 🔍 20% Crudelis HerodesCrudelis Herodes
  37. 🔍 20% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  38. 🔍 20% Martyr Dei, qui unicumMartyr Dei, qui unicum
  39. 🔍 20% Jesu corona celsior (Impr. Stigmatum)Jesu corona celsior (Impr. Stigmatum)
  40. 🔍 20% Te CatharinaTe Catharina
  41. 🔍 20% O PetreO Petre
  42. 🔍 20% Veni sponsa ChristiVeni sponsa Christi
  43. 🔍 20% Venite exultemus IV GVenite exultemus IV G
  44. 🔍 20% Regem virginum (simpl.)Regem virginum (simpl.)
  45. 🔍 20% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  46. 🔍 20% Motu sensuMotu sensu
  47. 🔍 20% Jesu Corona celsior (Conf. non Pont.)Jesu Corona celsior (Conf. non Pont.)
  48. 🔍 20% O castitatis signiferO castitatis signifer
  49. 🔍 20% Crudelis Herodes DeumCrudelis Herodes Deum
  50. 🔍 20% Te DeumTe Deum
  51. 🔍 20% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  52. 🔍 20% Immensa et unaImmensa et una
  53. 🔍 20% Te Deum (Solemn tone)Te Deum (Solemn tone)
  54. 🔍 20% Martyr Dei qui unicumMartyr Dei qui unicum
  55. 🔍 20% Aeterne Rex altissimeAeterne Rex altissime
  56. 🔍 20% Laetare caelum desuperLaetare caelum desuper
  57. 🔍 20% Jesu corona celsior (In Ascensione)Jesu corona celsior (In Ascensione)
  58. 🔍 20% O vos aethereiO vos aetherei
  59. 🔍 19% Inclina cor meumInclina cor meum
  60. 🔍 19% Regem Virginum Dominum (simpl.)Regem Virginum Dominum (simpl.)
  61. 🔍 19% O sola magnarumO sola magnarum
  62. 🔍 19% Jesu corona celsior (In tempore Paschali)Jesu corona celsior (In tempore Paschali)
  63. 🔍 19% Qui venturus estQui venturus est
  64. 🔍 19% Omnis gloriaOmnis gloria
  65. 🔍 19% Jesu corona celsior (Conf. non Pont.)Jesu corona celsior (Conf. non Pont.)