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% O praeclarum mundi jubarO praeclarum mundi jubar
  2. 🔍 24% In Francisci filioIn Francisci filio
  3. 🔍 24% Sancte Michael archangeleSancte Michael archangele
  4. 🔍 23% Dum tuos omnes!Dum tuos omnes!
  5. 🔍 22% Felix per omnesFelix per omnes
  6. 🔍 21% Christe splendor PatrisChriste splendor Patris
  7. 🔍 21% Christe splendor PatrisChriste splendor Patris
  8. 🔍 21% O AdonaiO Adonai
  9. 🔍 21% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  10. 🔍 21% Ave maris stella clarum jubarAve maris stella clarum jubar
  11. 🔍 21% Post partum VirgoPost partum Virgo
  12. 🔍 21% Tantum ergo.Tantum ergo.
  13. 🔍 21% Venite exsultemus IVVenite exsultemus IV
  14. 🔍 21% Gaude mater AnnaGaude mater Anna
  15. 🔍 20% Tantum ergoTantum ergo
  16. 🔍 20% Te lucis ante terminum (Tempus Adventus)Te lucis ante terminum (Tempus Adventus)
  17. 🔍 20% Ave decus virgineumAve decus virgineum
  18. 🔍 20% Te Matrem laudamusTe Matrem laudamus
  19. 🔍 20% Ecce veniet RexEcce veniet Rex
  20. 🔍 20% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  21. 🔍 20% Te DeumTe Deum
  22. 🔍 20% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  23. 🔍 20% Tantum ergo.Tantum ergo.
  24. 🔍 20% O Sidus HispaniaeO Sidus Hispaniae
  25. 🔍 20% Tantum ergoTantum ergo
  26. 🔍 20% O per omniaO per omnia
  27. 🔍 19% Triumphat mundi principemTriumphat mundi principem
  28. 🔍 19% Legis sacrataeLegis sacratae
  29. 🔍 19% Iesu nostra redemptioIesu nostra redemptio
  30. 🔍 19% O OriensO Oriens
  31. 🔍 19% Te DeumTe Deum
  32. 🔍 19% Te DeumTe Deum
  33. 🔍 19% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  34. 🔍 19% O Rex gentiumO Rex gentium
  35. 🔍 19% Jesu nostra redemptioJesu nostra redemptio
  36. 🔍 19% Christe qui splendor (Tempore Nativitatis a sollemnitate Epiphaniae)Christe qui splendor (Tempore Nativitatis a sollemnitate Epiphaniae)
  37. 🔍 19% O splendor pudicitiaeO splendor pudicitiae
  38. 🔍 19% O lingua benedictaO lingua benedicta
  39. 🔍 19% Omnis expertemOmnis expertem
  40. 🔍 19% Regem venturum DominumRegem venturum Dominum
  41. 🔍 19% Vitae novae praevia!Vitae novae praevia!
  42. 🔍 19% Audi benigne conditorAudi benigne conditor
  43. 🔍 19% Salvator mundiSalvator mundi
  44. 🔍 19% Te lucis ante terminum (In Epiphania Domini)Te lucis ante terminum (In Epiphania Domini)
  45. 🔍 19% Praeclara qua tu gloriaPraeclara qua tu gloria
  46. 🔍 19% Ut Antonini gloriamUt Antonini gloriam
  47. 🔍 19% Te DeumTe Deum
  48. 🔍 19% Nunc coronas pergiteNunc coronas pergite
  49. 🔍 19% Audi benigne Conditor Audi benigne Conditor
  50. 🔍 19% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  51. 🔍 19% Prostratus estProstratus est
  52. 🔍 19% Praecessor almusPraecessor almus
  53. 🔍 19% Gentis redemptaeGentis redemptae
  54. 🔍 19% Jesu auctor clementiaeJesu auctor clementiae
  55. 🔍 18% Audi Virgo manificaAudi Virgo manifica
  56. 🔍 18% Spe mercedisSpe mercedis
  57. 🔍 18% Terrena cessentTerrena cessent
  58. 🔍 18% Audi benigne ConditorAudi benigne Conditor
  59. 🔍 18% Jesu Fili summi PatrisJesu Fili summi Patris
  60. 🔍 18% Audi Benigne ConditorAudi Benigne Conditor
  61. 🔍 18% Te nostra laetisTe nostra laetis
  62. 🔍 18% Hymnum canentes martyrumHymnum canentes martyrum
  63. 🔍 18% Auctor beate saeculiAuctor beate saeculi
  64. 🔍 18% En ut superbaEn ut superba
  65. 🔍 18% O Roma felixO Roma felix