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: 2025-12-19. 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% Et ego primogenitumEt ego primogenitum
  2. 🔍 46% Ego primogenitumEgo primogenitum
  3. 🔍 38% Ego autem constitutusEgo autem constitutus
  4. 🔍 36% Gloria et honoreGloria et honore
  5. 🔍 35% Elevamini portae aeternalesElevamini portae aeternales
  6. 🔍 35% Thronus ejusThronus ejus
  7. 🔍 29% Psallite Regi nostroPsallite Regi nostro
  8. 🔍 29% Sedebit Dominus RexSedebit Dominus Rex
  9. 🔍 29% Virga directionisVirga directionis
  10. 🔍 29% Aedificavit DeusAedificavit Deus
  11. 🔍 28% IntellegiteIntellegite
  12. 🔍 27% Dominus de coeloDominus de coelo
  13. 🔍 27% Exsurge Domine salvumExsurge Domine salvum
  14. 🔍 26% Benedicentur in ipsoBenedicentur in ipso
  15. 🔍 26% Justus DominusJustus Dominus
  16. 🔍 26% Ne in ira tuaNe in ira tua
  17. 🔍 26% Michael praepositusMichael praepositus
  18. 🔍 26% In omnem terramIn omnem terram
  19. 🔍 25% Ascendit fumusAscendit fumus
  20. 🔍 25% Intende in adjutoriumIntende in adjutorium
  21. 🔍 24% Quam admirabileQuam admirabile
  22. 🔍 24% Exsurge Domine et intendeExsurge Domine et intende
  23. 🔍 24% In universa terraIn universa terra
  24. 🔍 24% Domine in virtuteDomine in virtute
  25. 🔍 24% Gloriosus apparuistiGloriosus apparuisti
  26. 🔍 24% Ipse invocabit meIpse invocabit me
  27. 🔍 24% Adjutor in tribulationibus DeusAdjutor in tribulationibus Deus
  28. 🔍 23% Concussum est mareConcussum est mare
  29. 🔍 23% Elevamini portaeElevamini portae
  30. 🔍 23% Angelus ArchangelusAngelus Archangelus
  31. 🔍 23% Deus deorumDeus deorum
  32. 🔍 23% Exsurge domine et judicaExsurge domine et judica
  33. 🔍 23% Data sunt eiData sunt ei
  34. 🔍 23% Confitebuntur tibiConfitebuntur tibi
  35. 🔍 23% Ingenua sumIngenua sum
  36. 🔍 23% Factus sumFactus sum
  37. 🔍 23% Voce meaVoce mea
  38. 🔍 23% Posuisti DominePosuisti Domine
  39. 🔍 22% Exsurge Domine non praevaleatExsurge Domine non praevaleat
  40. 🔍 22% Qui operatur justitiamQui operatur justitiam
  41. 🔍 22% Exsulta satisExsulta satis
  42. 🔍 22% Sana DomineSana Domine
  43. 🔍 22% Veritas de terraVeritas de terra
  44. 🔍 22% Audite omnes Audite omnes
  45. 🔍 22% Dominus Deus caeliDominus Deus caeli
  46. 🔍 22% Ut quid Domine recessistiUt quid Domine recessisti
  47. 🔍 22% Venite adoremus eumVenite adoremus eum
  48. 🔍 22% Thabor et HermonThabor et Hermon
  49. 🔍 22% Cogitaverunt impii et locutiCogitaverunt impii et locuti
  50. 🔍 21% Michael ArchangeleMichael Archangele
  51. 🔍 21% Sitivit ... ad DeumSitivit ... ad Deum
  52. 🔍 21% Ego sum DominusEgo sum Dominus
  53. 🔍 21% Sanctis qui in terraSanctis qui in terra
  54. 🔍 21% Multa magnaliaMulta magnalia
  55. 🔍 21% Deus meus eripe me deDeus meus eripe me de
  56. 🔍 21% In pace factus estIn pace factus est
  57. 🔍 21% Regem regum DominumRegem regum Dominum
  58. 🔍 21% Cum redirentCum redirent
  59. 🔍 21% Inclina DomineInclina Domine
  60. 🔍 21% Ego sum qui sumEgo sum qui sum
  61. 🔍 21% Ego dormiviEgo dormivi
  62. 🔍 21% Praedicans praeceptumPraedicans praeceptum
  63. 🔍 21% Credo videreCredo videre
  64. 🔍 21% Magnus Dominus... in civitateMagnus Dominus... in civitate
  65. 🔍 21% Avertantur retrorsum etAvertantur retrorsum et