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% Per arma justitiaePer arma justitiae
  2. 🔍 84% Per arma justitiaePer arma justitiae
  3. 🔍 74% Per arma justitiaePer arma justitiae
  4. 🔍 48% CommendemusCommendemus
  5. 🔍 40% Per arma iustitiaePer arma iustitiae
  6. 🔍 36% Commendemus nosmetipsosCommendemus nosmetipsos
  7. 🔍 29% Commendemus nosmetipsosCommendemus nosmetipsos
  8. 🔍 28% Gloria tibi TrinitasGloria tibi Trinitas
  9. 🔍 27% Obsecro Domine auferObsecro Domine aufer
  10. 🔍 27% Obsecro Domine auferObsecro Domine aufer
  11. 🔍 26% Gloria tibi TrinitasGloria tibi Trinitas
  12. 🔍 23% Omnis sapientiaOmnis sapientia
  13. 🔍 23% Quaerite primumQuaerite primum
  14. 🔍 22% Angelus Domini nuntiavit MariaeAngelus Domini nuntiavit Mariae
  15. 🔍 22% Quaerite primumQuaerite primum
  16. 🔍 21% Omnis sapientiaOmnis sapientia
  17. 🔍 21% Angelus Domini nuntiavitAngelus Domini nuntiavit
  18. 🔍 21% Vim virtutis suaeVim virtutis suae
  19. 🔍 21% Gratia Dei in meGratia Dei in me
  20. 🔍 21% Gratia Dei in meGratia Dei in me
  21. 🔍 20% Stans beata AgathaStans beata Agatha
  22. 🔍 20% Egredietur virgaEgredietur virga
  23. 🔍 20% Dabit illi DominusDabit illi Dominus
  24. 🔍 20% Dabit illi DominusDabit illi Dominus
  25. 🔍 20% Sol et lunaSol et luna
  26. 🔍 20% Ascendens JesusAscendens Jesus
  27. 🔍 20% Florete... et dateFlorete... et date
  28. 🔍 19% Laudamus nomen tuumLaudamus nomen tuum
  29. 🔍 19% Ascendens Jesus in navimAscendens Jesus in navim
  30. 🔍 19% Cum venerit ParaclitusCum venerit Paraclitus
  31. 🔍 19% Gratia Dei in meGratia Dei in me
  32. 🔍 19% Deduc me in justitiaDeduc me in justitia
  33. 🔍 19% Completi sunt diesCompleti sunt dies
  34. 🔍 19% In tua justitiaIn tua justitia
  35. 🔍 19% Joannes vocabiturJoannes vocabitur
  36. 🔍 19% Cum venerit Paraclitus quemCum venerit Paraclitus quem
  37. 🔍 19% Lapides pretiosiLapides pretiosi
  38. 🔍 19% Ibat JesusIbat Jesus
  39. 🔍 19% In patientia vestraIn patientia vestra
  40. 🔍 19% Ibat Jesus in civitatemIbat Jesus in civitatem
  41. 🔍 19% Miserere et parceMiserere et parce
  42. 🔍 18% Tibi revelaviTibi revelavi
  43. 🔍 18% Joannes vocabitur nomenJoannes vocabitur nomen
  44. 🔍 18% Appenderunt mercedemAppenderunt mercedem
  45. 🔍 18% Levita sanctissimusLevita sanctissimus
  46. 🔍 18% Qui verbum Dei retinentQui verbum Dei retinent
  47. 🔍 18% DelictaDelicta
  48. 🔍 18% Ante me non estAnte me non est
  49. 🔍 18% In omnibus exhibeamusIn omnibus exhibeamus
  50. 🔍 18% Muro tuoMuro tuo
  51. 🔍 18% Quaerite primum (S. Caiet.)Quaerite primum (S. Caiet.)
  52. 🔍 18% Simile est ... homini negotiatoriSimile est ... homini negotiatori
  53. 🔍 18% Domine Deus meusDomine Deus meus
  54. 🔍 18% Domine Rex omnipotensDomine Rex omnipotens
  55. 🔍 18% Completi suntCompleti sunt
  56. 🔍 18% Quod autemQuod autem
  57. 🔍 18% Cum immundus spiritusCum immundus spiritus
  58. 🔍 18% Misericordia tua DomineMisericordia tua Domine
  59. 🔍 18% Crudelis Herodes Deum (another chant)Crudelis Herodes Deum (another chant)
  60. 🔍 18% Labia insurgentiumLabia insurgentium
  61. 🔍 18% Domus meaDomus mea
  62. 🔍 18% Ecce in nubibusEcce in nubibus
  63. 🔍 18% Laudate Dominum secundumLaudate Dominum secundum
  64. 🔍 18% Ave lumenAve lumen
  65. 🔍 18% Eva virumEva virum