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% Supra pectumSupra pectum
  2. 🔍 30% Iste est Joannes (w/o Gloria Patri)Iste est Joannes (w/o Gloria Patri)
  3. 🔍 25% Iste est JoannesIste est Joannes
  4. 🔍 25% Gloria VGloria V
  5. 🔍 24% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  6. 🔍 24% Gloria IIIGloria III
  7. 🔍 23% Verbum supernum prodiens a Verbum supernum prodiens a
  8. 🔍 23% Gloria XIGloria XI
  9. 🔍 23% Verbum supernum prodiens aVerbum supernum prodiens a
  10. 🔍 22% Iesu quadragenariaeIesu quadragenariae
  11. 🔍 22% Gloria VGloria V
  12. 🔍 22% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  13. 🔍 21% Audi benigne ConditorAudi benigne Conditor
  14. 🔍 21% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  15. 🔍 21% Audi benigneAudi benigne
  16. 🔍 21% Audi benigne conditorAudi benigne conditor
  17. 🔍 21% Jesu Fili summi PatrisJesu Fili summi Patris
  18. 🔍 21% Beata nobisBeata nobis
  19. 🔍 21% Gloria IVGloria IV
  20. 🔍 21% Audi benigne ConditorAudi benigne Conditor
  21. 🔍 20% Audi benigne ConditorAudi benigne Conditor
  22. 🔍 20% Audi benigne ConditorAudi benigne Conditor
  23. 🔍 20% Audi benigne Conditor Audi benigne Conditor
  24. 🔍 20% Libera me Domine de morteLibera me Domine de morte
  25. 🔍 20% Miserere (Ps 50)Miserere (Ps 50)
  26. 🔍 20% Lacte quondam profluentesLacte quondam profluentes
  27. 🔍 20% Deus creator omniumDeus creator omnium
  28. 🔍 20% Vitae novae praevia!Vitae novae praevia!
  29. 🔍 20% Te DeumTe Deum
  30. 🔍 19% Laudate... DominiLaudate... Domini
  31. 🔍 19% Ternis horarum (In dominicis per annum)Ternis horarum (In dominicis per annum)
  32. 🔍 19% Inclitus pastorInclitus pastor
  33. 🔍 19% Praefatio solemnior de sancto Ioanne BaptistaPraefatio solemnior de sancto Ioanne Baptista
  34. 🔍 19% Hic est discipulusHic est discipulus
  35. 🔍 19% Exsultet jam AngelicaExsultet jam Angelica
  36. 🔍 19% Dicamus laudes (In dominicis)Dicamus laudes (In dominicis)
  37. 🔍 19% Deus creator omniumDeus creator omnium
  38. 🔍 19% Ad quas orba viroAd quas orba viro
  39. 🔍 19% Vidi supra montemVidi supra montem
  40. 🔍 19% Gloria XV (forma ordinaria)Gloria XV (forma ordinaria)
  41. 🔍 19% Gloria VGloria V
  42. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  43. 🔍 19% Praefatio solemnior de sancto Joanne BaptistaPraefatio solemnior de sancto Joanne Baptista
  44. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  45. 🔍 19% Ternis horarum (In festis)Ternis horarum (In festis)
  46. 🔍 19% Gloria IGloria I
  47. 🔍 19% Audi Benigne ConditorAudi Benigne Conditor
  48. 🔍 19% Vidi supra montemVidi supra montem
  49. 🔍 19% Replevit Sanctum suum DominusReplevit Sanctum suum Dominus
  50. 🔍 19% Te beata sponsa ChristiTe beata sponsa Christi
  51. 🔍 19% Nunc tempusNunc tempus
  52. 🔍 19% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  53. 🔍 18% EmendemusEmendemus
  54. 🔍 18% Dominus regit meDominus regit me
  55. 🔍 18% Certum tenentes (In dominicis per annum)Certum tenentes (In dominicis per annum)
  56. 🔍 18% Dicamus laudes (In festis)Dicamus laudes (In festis)
  57. 🔍 18% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  58. 🔍 18% Te CatharinaTe Catharina
  59. 🔍 18% Te DeumTe Deum
  60. 🔍 18% Gloria XIIIGloria XIII
  61. 🔍 18% Laudate nomen DominiLaudate nomen Domini
  62. 🔍 18% Te Deum PatremTe Deum Patrem
  63. 🔍 18% QuotiescumqueQuotiescumque
  64. 🔍 18% Certum tenentes (In festis)Certum tenentes (In festis)
  65. 🔍 18% Mente jucundaMente jucunda