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% Regina mundiRegina mundi
  2. 🔍 47% Regina mundiRegina mundi
  3. 🔍 46% Regina mundiRegina mundi
  4. 🔍 40% Regina mundiRegina mundi
  5. 🔍 31% Lignum vitaeLignum vitae
  6. 🔍 29% Ad te de luceAd te de luce
  7. 🔍 29% Beata Mater...Regina mundi nostrasBeata Mater...Regina mundi nostras
  8. 🔍 29% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  9. 🔍 29% Commune vos apostoliCommune vos apostoli
  10. 🔍 29% Relucens inter principesRelucens inter principes
  11. 🔍 29% Beata Mater...Regina mundi intercedeBeata Mater...Regina mundi intercede
  12. 🔍 28% Beata Mater...Regina mundi intercedeBeata Mater...Regina mundi intercede
  13. 🔍 28% Te nostra laetisTe nostra laetis
  14. 🔍 28% Apostolorum passio diemApostolorum passio diem
  15. 🔍 28% Tu, Domine, protector meusTu, Domine, protector meus
  16. 🔍 28% Qui luce splendesQui luce splendes
  17. 🔍 28% Ego constituiEgo constitui
  18. 🔍 27% Cohors beata SeraphimCohors beata Seraphim
  19. 🔍 27% Beata Mater...Regina mundi intercedeBeata Mater...Regina mundi intercede
  20. 🔍 27% Beata Mater... Regina mundi intercedeBeata Mater... Regina mundi intercede
  21. 🔍 27% Tu es refugium meumTu es refugium meum
  22. 🔍 26% Christus Iesus splendorChristus Iesus splendor
  23. 🔍 26% Beata es Virgo Maria quae (Ant)Beata es Virgo Maria quae (Ant)
  24. 🔍 26% Qui luce splendesQui luce splendes
  25. 🔍 25% Praeclara qua tu gloriaPraeclara qua tu gloria
  26. 🔍 25% Humiliavit semetipsumHumiliavit semetipsum
  27. 🔍 25% O mundi lampasO mundi lampas
  28. 🔍 25% Ternis horarum terminisTernis horarum terminis
  29. 🔍 25% Gaude mater AnnaGaude mater Anna
  30. 🔍 25% Commune vos apostoliCommune vos apostoli
  31. 🔍 24% Salvator mundiSalvator mundi
  32. 🔍 24% Captator olim pisciumCaptator olim piscium
  33. 🔍 24% Sancta Maria succurreSancta Maria succurre
  34. 🔍 24% Te lucis ante terminum (Tempus Adventus)Te lucis ante terminum (Tempus Adventus)
  35. 🔍 24% Maria Virgo semperMaria Virgo semper
  36. 🔍 24% O Virgo MariaO Virgo Maria
  37. 🔍 24% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  38. 🔍 24% Dicamus laudes DominoDicamus laudes Domino
  39. 🔍 24% Dirigatur, Domine, oratio meaDirigatur, Domine, oratio mea
  40. 🔍 24% Haec est ReginaHaec est Regina
  41. 🔍 23% Auctor beate saeculiAuctor beate saeculi
  42. 🔍 23% O gloriosa Dei GenitrixO gloriosa Dei Genitrix
  43. 🔍 23% O novi mundi lampasO novi mundi lampas
  44. 🔍 23% Exsultet orbis gaudiisExsultet orbis gaudiis
  45. 🔍 23% Salvator mundiSalvator mundi
  46. 🔍 23% In regeneratione cum sederitIn regeneratione cum sederit
  47. 🔍 23% Gaude Dei GenitrixGaude Dei Genitrix
  48. 🔍 23% Sancta Maria...festivitatemSancta Maria...festivitatem
  49. 🔍 23% Sancta MariaSancta Maria
  50. 🔍 23% Mater ChristiMater Christi
  51. 🔍 22% Vir Domini Benedictus (tonus 1f)Vir Domini Benedictus (tonus 1f)
  52. 🔍 22% Exsultet orbis gaudiisExsultet orbis gaudiis
  53. 🔍 22% Virgo prudentissimaVirgo prudentissima
  54. 🔍 22% Beata Mater...Regina mundi sentiantBeata Mater...Regina mundi sentiant
  55. 🔍 22% Sancta Maria...auxiliumSancta Maria...auxilium
  56. 🔍 22% Post partum VirgoPost partum Virgo
  57. 🔍 22% Lauda piaLauda pia
  58. 🔍 22% En ut superbaEn ut superba
  59. 🔍 22% Angelum pacisAngelum pacis
  60. 🔍 22% Legis sacrataeLegis sacratae
  61. 🔍 22% Statuit illi testamentumStatuit illi testamentum
  62. 🔍 22% Venite omnes adoremusVenite omnes adoremus
  63. 🔍 22% Praefatio de nuptiisPraefatio de nuptiis
  64. 🔍 22% Paradisi porta per EvamParadisi porta per Evam
  65. 🔍 22% Sancta Maria succurreSancta Maria succurre