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% Antra deserti tenerisAntra deserti teneris
  2. 🔍 75% Antra desertiAntra deserti
  3. 🔍 52% Surge jam terrisSurge jam terris
  4. 🔍 52% Ut queant laxisUt queant laxis
  5. 🔍 51% Ut queant laxis resonareUt queant laxis resonare
  6. 🔍 45% O nimis felix meritiqueO nimis felix meritique
  7. 🔍 45% Antra desertiAntra deserti
  8. 🔍 45% Ut queant laxisUt queant laxis
  9. 🔍 44% O nimis felixO nimis felix
  10. 🔍 39% Ut queant laxisUt queant laxis
  11. 🔍 33% Hymnus Te DeumHymnus Te Deum
  12. 🔍 32% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  13. 🔍 32% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  14. 🔍 32% Mente jucundaMente jucunda
  15. 🔍 32% Exsultet jam AngelicaExsultet jam Angelica
  16. 🔍 31% Lucis creatorLucis creator
  17. 🔍 31% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  18. 🔍 31% Lucis Creator optimeLucis Creator optime
  19. 🔍 31% Omnis expertemOmnis expertem
  20. 🔍 31% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  21. 🔍 30% Lucis creatorLucis creator
  22. 🔍 30% Ut queant laxisUt queant laxis
  23. 🔍 29% Jam toto subitusJam toto subitus
  24. 🔍 29% Omnis expertem maculaeOmnis expertem maculae
  25. 🔍 29% Omnis expertemOmnis expertem
  26. 🔍 29% Praefatio solemnior de sancto Ioanne BaptistaPraefatio solemnior de sancto Ioanne Baptista
  27. 🔍 29% Sanctorum meritisSanctorum meritis
  28. 🔍 29% Jam toto subitusJam toto subitus
  29. 🔍 29% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  30. 🔍 29% Praefatio solemnis de sancto Joanne BaptistaPraefatio solemnis de sancto Joanne Baptista
  31. 🔍 29% Te DeumTe Deum
  32. 🔍 29% Jam toto subitusJam toto subitus
  33. 🔍 29% Roma Petro GlorieturRoma Petro Glorietur
  34. 🔍 29% Te Matrem laudamusTe Matrem laudamus
  35. 🔍 29% Sanctitatis nova signaSanctitatis nova signa
  36. 🔍 29% Sanctitatis nova signaSanctitatis nova signa
  37. 🔍 29% Praefatio solemnis de AngelisPraefatio solemnis de Angelis
  38. 🔍 29% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  39. 🔍 28% Te DeumTe Deum
  40. 🔍 28% Praefatio solemnior de sancto Joanne BaptistaPraefatio solemnior de sancto Joanne Baptista
  41. 🔍 28% Ortus refulget luciferOrtus refulget lucifer
  42. 🔍 28% Iam lucis orto sidere Iam lucis orto sidere
  43. 🔍 28% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  44. 🔍 28% Te DeumTe Deum
  45. 🔍 28% Me exspectaveruntMe exspectaverunt
  46. 🔍 28% Praefatio solemnis de sancto Ioanne BaptistaPraefatio solemnis de sancto Ioanne Baptista
  47. 🔍 28% Audi benigne ConditorAudi benigne Conditor
  48. 🔍 28% Audi benigne ConditorAudi benigne Conditor
  49. 🔍 28% Praefatio solemnis de D. N. Iesu Christo RegePraefatio solemnis de D. N. Iesu Christo Rege
  50. 🔍 28% Praefatio solemnis de sancto Ioseph Sponso B. M. V.Praefatio solemnis de sancto Ioseph Sponso B. M. V.
  51. 🔍 28% Ex quo religioEx quo religio
  52. 🔍 28% Praefatio solemnis de Omnibus Sanctis et PatronisPraefatio solemnis de Omnibus Sanctis et Patronis
  53. 🔍 28% Miserere (Ps 50)Miserere (Ps 50)
  54. 🔍 28% Virginis proles (II)Virginis proles (II)
  55. 🔍 28% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  56. 🔍 28% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  57. 🔍 28% Audi benigne ConditorAudi benigne Conditor
  58. 🔍 28% Spiritus Domini... praedicareSpiritus Domini... praedicare
  59. 🔍 28% Coelitum JosephCoelitum Joseph
  60. 🔍 28% Praefatio solemnis de nuptiisPraefatio solemnis de nuptiis
  61. 🔍 28% Ave Maria... virgo serenaAve Maria... virgo serena
  62. 🔍 28% Legis sacrataeLegis sacratae
  63. 🔍 27% Praefatio solemnis de sacratissimo Corde IesuPraefatio solemnis de sacratissimo Corde Iesu
  64. 🔍 27% Praefatio solemnior de nuptiisPraefatio solemnior de nuptiis
  65. 🔍 27% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum