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% Deus IsraelDeus Israel
  2. 🔍 75% Deus IsraelDeus Israel
  3. 🔍 50% Sancti tuiSancti tui
  4. 🔍 48% CognoviCognovi
  5. 🔍 47% Dum sanctificatusDum sanctificatus
  6. 🔍 46% Factum est cor meumFactum est cor meum
  7. 🔍 46% Ecce oculiEcce oculi
  8. 🔍 46% Exsultabo in JerusalemExsultabo in Jerusalem
  9. 🔍 45% Deus IsraelDeus Israel
  10. 🔍 45% Timete DominumTimete Dominum
  11. 🔍 45% HumiliavitHumiliavit
  12. 🔍 43% Ecce oculiEcce oculi
  13. 🔍 43% HumiliavitHumiliavit
  14. 🔍 43% Victricem manumVictricem manum
  15. 🔍 43% Exsultabo in JerusalemExsultabo in Jerusalem
  16. 🔍 43% Si iniquitates (Intr)Si iniquitates (Intr)
  17. 🔍 42% In nomine Jesu... Ps. GloriabunturIn nomine Jesu... Ps. Gloriabuntur
  18. 🔍 42% Dum sanctificatusDum sanctificatus
  19. 🔍 42% Repleatur osRepleatur os
  20. 🔍 41% Deus dum egredererisDeus dum egredereris
  21. 🔍 41% Factum est cor meumFactum est cor meum
  22. 🔍 41% Ego autem sicutEgo autem sicut
  23. 🔍 41% Benedicite DominumBenedicite Dominum
  24. 🔍 40% Timete DominumTimete Dominum
  25. 🔍 40% DispersitDispersit
  26. 🔍 40% Introduxit vosIntroduxit vos
  27. 🔍 40% CustodivitCustodivit
  28. 🔍 40% ConfessioConfessio
  29. 🔍 40% In nomine DominiIn nomine Domini
  30. 🔍 40% Omnis gloriaOmnis gloria
  31. 🔍 39% Victricem manumVictricem manum
  32. 🔍 39% In nomine Jesu... Ps. GloriabunturIn nomine Jesu... Ps. Gloriabuntur
  33. 🔍 39% Tibi dixitTibi dixit
  34. 🔍 39% DispersitDispersit
  35. 🔍 39% Dedit illiDedit illi
  36. 🔍 39% Veni de LibanoVeni de Libano
  37. 🔍 39% Deus dum egredererisDeus dum egredereris
  38. 🔍 39% Spiritus Domini super meSpiritus Domini super me
  39. 🔍 39% Deus misereaturDeus misereatur
  40. 🔍 39% Tibi dixitTibi dixit
  41. 🔍 38% Si iniquitates (Intr)Si iniquitates (Intr)
  42. 🔍 38% In nomine Jesu... Ps. DomineIn nomine Jesu... Ps. Domine
  43. 🔍 38% DilexistiDilexisti
  44. 🔍 38% Spiritus Domini super meSpiritus Domini super me
  45. 🔍 38% CognoviCognovi
  46. 🔍 38% Loquetur DominusLoquetur Dominus
  47. 🔍 38% Omnia quae fecistiOmnia quae fecisti
  48. 🔍 38% Vocem jucunditatisVocem jucunditatis
  49. 🔍 38% Deus misereaturDeus misereatur
  50. 🔍 37% AperiteAperite
  51. 🔍 37% Repleatur osRepleatur os
  52. 🔍 37% Lux fulgebitLux fulgebit
  53. 🔍 37% Redemisti nos Domine (Intr)Redemisti nos Domine (Intr)
  54. 🔍 37% In nomine Jesu... Ps. DomineIn nomine Jesu... Ps. Domine
  55. 🔍 37% Ego clamaviEgo clamavi
  56. 🔍 37% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  57. 🔍 37% In nomine DominiIn nomine Domini
  58. 🔍 37% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  59. 🔍 37% Sapientia reddiditSapientia reddidit
  60. 🔍 36% Dum clamaremDum clamarem
  61. 🔍 36% Sacerdotes tuiSacerdotes tui
  62. 🔍 36% Fundamenta eiusFundamenta eius
  63. 🔍 36% Liberator meusLiberator meus
  64. 🔍 36% Sancti tuiSancti tui
  65. 🔍 36% Gaudens gaudebo... quasiGaudens gaudebo... quasi