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% Signa eosSigna eos
  2. 🔍 83% Signa eosSigna eos
  3. 🔍 78% Signa eosSigna eos
  4. 🔍 26% Potum meumPotum meum
  5. 🔍 25% Notas mihi fecisti (T.P.)Notas mihi fecisti (T.P.)
  6. 🔍 24% Potum meumPotum meum
  7. 🔍 24% Domine quinque talentaDomine quinque talenta
  8. 🔍 22% Alleluia (ad communionem mode 7)Alleluia (ad communionem mode 7)
  9. 🔍 22% Factus est (cum alleluia)Factus est (cum alleluia)
  10. 🔍 22% Mense septimoMense septimo
  11. 🔍 22% Misereor super turbamMisereor super turbam
  12. 🔍 21% Spiritus ubiSpiritus ubi
  13. 🔍 21% ImproperiumImproperium
  14. 🔍 21% Factus est opprobriumFactus est opprobrium
  15. 🔍 21% Domine quinque talentaDomine quinque talenta
  16. 🔍 20% Misereor super turbamMisereor super turbam
  17. 🔍 20% Unus militumUnus militum
  18. 🔍 20% Unus panisUnus panis
  19. 🔍 20% Qui viceritQui vicerit
  20. 🔍 20% Precatus estPrecatus est
  21. 🔍 19% Qui feceritQui fecerit
  22. 🔍 19% ObtuleruntObtulerunt
  23. 🔍 19% Qui viceritQui vicerit
  24. 🔍 19% ConfiteanturConfiteantur
  25. 🔍 19% Multitudo languentiumMultitudo languentium
  26. 🔍 19% Unam petiiUnam petii
  27. 🔍 19% Emendemus in meliusEmendemus in melius
  28. 🔍 19% Misereor super turbamMisereor super turbam
  29. 🔍 18% O Redemptor O Redemptor
  30. 🔍 18% Ps. 33 Benedicam Dominum (for Ascension B)Ps. 33 Benedicam Dominum (for Ascension B)
  31. 🔍 18% Precatus estPrecatus est
  32. 🔍 18% Martinae celebriMartinae celebri
  33. 🔍 18% Alleluia (T. P. ad Nonam)Alleluia (T. P. ad Nonam)
  34. 🔍 18% O gente felix hospitaO gente felix hospita
  35. 🔍 18% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  36. 🔍 18% Spiritus ubiSpiritus ubi
  37. 🔍 18% O RedemptorO Redemptor
  38. 🔍 18% Spiritus SanctusSpiritus Sanctus
  39. 🔍 18% EmendemusEmendemus
  40. 🔍 18% Egregie Dei martyr Sebastiane (Resp.)Egregie Dei martyr Sebastiane (Resp.)
  41. 🔍 18% Non illam cruciansNon illam crucians
  42. 🔍 18% Ad te DomineAd te Domine
  43. 🔍 18% Ne tradideris meNe tradideris me
  44. 🔍 18% Passer invenitPasser invenit
  45. 🔍 18% Domine Dominus nosterDomine Dominus noster
  46. 🔍 18% Alleluia confiteminiAlleluia confitemini
  47. 🔍 17% Cibavit eos... alleluiaCibavit eos... alleluia
  48. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  49. 🔍 17% Misereor super turbamMisereor super turbam
  50. 🔍 17% Dominus regit meDominus regit me
  51. 🔍 17% Laudate DominumLaudate Dominum
  52. 🔍 17% Tu natale solum protegeTu natale solum protege
  53. 🔍 17%
  54. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  55. 🔍 17% Unam petiiUnam petii
  56. 🔍 17% Visi suntVisi sunt
  57. 🔍 17% Tu natale solumTu natale solum
  58. 🔍 17% Hei mihi DomineHei mihi Domine
  59. 🔍 17% Martinae celebri plauditeMartinae celebri plaudite
  60. 🔍 17% Ecce odor filii mei (Resp.)Ecce odor filii mei (Resp.)
  61. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  62. 🔍 17% Multitudo languentiumMultitudo languentium
  63. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  64. 🔍 17% Domine quinque talentaDomine quinque talenta
  65. 🔍 17% Custodes hominumCustodes hominum