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 signum CrucisPer signum Crucis
  2. 🔍 52% Per signum crucisPer signum crucis
  3. 🔍 47% Per signum CrucisPer signum Crucis
  4. 🔍 45% Per signum CrucisPer signum Crucis
  5. 🔍 42% Per signum crucisPer signum crucis
  6. 🔍 42% Per signum CrucisPer signum Crucis
  7. 🔍 41% Per signum crucisPer signum crucis
  8. 🔍 40% Per signum CrucisPer signum Crucis
  9. 🔍 35% Per signum CrucisPer signum Crucis
  10. 🔍 30% Sub umbra illiusSub umbra illius
  11. 🔍 30% Per signum CrucisPer signum Crucis
  12. 🔍 30% Sub umbra illiusSub umbra illius
  13. 🔍 27% Ab occultis meisAb occultis meis
  14. 🔍 24% Ab occultis meisAb occultis meis
  15. 🔍 23% Ab occultis meisAb occultis meis
  16. 🔍 23% Adoremus CrucisAdoremus Crucis
  17. 🔍 22% ReminiscereReminiscere
  18. 🔍 21% Hoc signum CrucisHoc signum Crucis
  19. 🔍 20% Benedictus es... et non tradasBenedictus es... et non tradas
  20. 🔍 20% Salve Crux sanctaSalve Crux sancta
  21. 🔍 20% Domine Deus meusDomine Deus meus
  22. 🔍 20% Signum crucisSignum crucis
  23. 🔍 20% Hoc signum Crucis (T. Paschali)Hoc signum Crucis (T. Paschali)
  24. 🔍 19% Visitavit nosVisitavit nos
  25. 🔍 19% Domine fac mecumDomine fac mecum
  26. 🔍 19% Originale crimen (Inventio)Originale crimen (Inventio)
  27. 🔍 19% RecordareRecordare
  28. 🔍 19% Hoc signum crucisHoc signum crucis
  29. 🔍 19% Originale crimen (Exaltatio)Originale crimen (Exaltatio)
  30. 🔍 19% Dicite: PusillanimesDicite: Pusillanimes
  31. 🔍 18% Pater si non potestPater si non potest
  32. 🔍 18% Hoc signum CrucisHoc signum Crucis
  33. 🔍 18% Salvator mundiSalvator mundi
  34. 🔍 18% In sanctitate serviamusIn sanctitate serviamus
  35. 🔍 18% Ecce lignum CrucisEcce lignum Crucis
  36. 🔍 17% Per lignumPer lignum
  37. 🔍 17% Nos autemNos autem
  38. 🔍 17% Mirabantur omnesMirabantur omnes
  39. 🔍 17% Hoc signum Crucis (In Tempore Paschali)Hoc signum Crucis (In Tempore Paschali)
  40. 🔍 17% Salvos nos facSalvos nos fac
  41. 🔍 17% Vox in RamaVox in Rama
  42. 🔍 17% Veni et libera nosVeni et libera nos
  43. 🔍 17% Adjuva nosAdjuva nos
  44. 🔍 16% Honora DominumHonora Dominum
  45. 🔍 16% Nos autemNos autem
  46. 🔍 16% Justorum animae (Communio)Justorum animae (Communio)
  47. 🔍 16% Exsurge Domine adjuvaExsurge Domine adjuva
  48. 🔍 16% Nos autem (all. all.)Nos autem (all. all.)
  49. 🔍 16% Aurea luceAurea luce
  50. 🔍 16% In sanctitate serviamusIn sanctitate serviamus
  51. 🔍 16% Nos autemNos autem
  52. 🔍 16% Laudes Crucis AttollamusLaudes Crucis Attollamus
  53. 🔍 16% Eduxit DominusEduxit Dominus
  54. 🔍 16% Da pacemDa pacem
  55. 🔍 16% Salvator mundiSalvator mundi
  56. 🔍 16% Ex ore infantiumEx ore infantium
  57. 🔍 15% Spiritus ubiSpiritus ubi
  58. 🔍 15% Adoremus crucis signaculumAdoremus crucis signaculum
  59. 🔍 15% Cantate DominoCantate Domino
  60. 🔍 15% Nos autemNos autem
  61. 🔍 15% Levita LaurentiusLevita Laurentius
  62. 🔍 15% Bajulatio CrucisBajulatio Crucis
  63. 🔍 15% Intret oratioIntret oratio
  64. 🔍 15% Dico vobisDico vobis
  65. 🔍 15% Salutem ex inimicis nostrisSalutem ex inimicis nostris