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% ImproperiumImproperium
  2. 🔍 66% Adjutor meusAdjutor meus
  3. 🔍 66% ImproperiumImproperium
  4. 🔍 59% Repleta estRepleta est
  5. 🔍 44% ImproperiumImproperium
  6. 🔍 42% Ad te DomineAd te Domine
  7. 🔍 41% Miserere mei DeusMiserere mei Deus
  8. 🔍 39% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  9. 🔍 39% In te speraviIn te speravi
  10. 🔍 37% Eripe meEripe me
  11. 🔍 37% FoderuntFoderunt
  12. 🔍 37% Adjutor meusAdjutor meus
  13. 🔍 37% Dominus fortitudoDominus fortitudo
  14. 🔍 36% Exaltabo teExaltabo te
  15. 🔍 36% Tribulationes cordisTribulationes cordis
  16. 🔍 35% Unam petii... Ut... visitemUnam petii... Ut... visitem
  17. 🔍 35% TradideruntTradiderunt
  18. 🔍 34% Cor meumCor meum
  19. 🔍 34% Unam petii... Ut... protegarUnam petii... Ut... protegar
  20. 🔍 34% Hei mihi DomineHei mihi Domine
  21. 🔍 34% In salutariIn salutari
  22. 🔍 34% Ego sapientiaEgo sapientia
  23. 🔍 34% Beatam me dicent (alleluia)Beatam me dicent (alleluia)
  24. 🔍 34% Vultum tuumVultum tuum
  25. 🔍 34% Terribilis estTerribilis est
  26. 🔍 34% Domus meaDomus mea
  27. 🔍 34% Eram quasi agnusEram quasi agnus
  28. 🔍 34% Ecce Dominus venietEcce Dominus veniet
  29. 🔍 34% Domine fortitudoDomine fortitudo
  30. 🔍 33% CollegeruntCollegerunt
  31. 🔍 33% Verba meaVerba mea
  32. 🔍 33% Simon JoannisSimon Joannis
  33. 🔍 33% Dominus illuminatioDominus illuminatio
  34. 🔍 33% Ego autemEgo autem
  35. 🔍 33% Regnum mundiRegnum mundi
  36. 🔍 33% Laetare JerusalemLaetare Jerusalem
  37. 🔍 33% Accedite ad DominumAccedite ad Dominum
  38. 🔍 33% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  39. 🔍 33% Repleta estRepleta est
  40. 🔍 33% Inveni DavidInveni David
  41. 🔍 32% Inveni DavidInveni David
  42. 🔍 32% SitientesSitientes
  43. 🔍 32% Bonitas DominiBonitas Domini
  44. 🔍 32% Hodie beata VirgoHodie beata Virgo
  45. 🔍 32% Gloria (ad lib.) II.Gloria (ad lib.) II.
  46. 🔍 32% Domine convertereDomine convertere
  47. 🔍 32% Discerne causamDiscerne causam
  48. 🔍 32% AdducenturAdducentur
  49. 🔍 32% Cor meumCor meum
  50. 🔍 32% Ave Maria (Alleluia)Ave Maria (Alleluia)
  51. 🔍 32% Repleti sunt omnesRepleti sunt omnes
  52. 🔍 32% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  53. 🔍 32% Fuit homoFuit homo
  54. 🔍 32% Inclina DomineInclina Domine
  55. 🔍 32% Intende vociIntende voci
  56. 🔍 32% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  57. 🔍 32% Beatam me dicentBeatam me dicent
  58. 🔍 32% HostiamHostiam
  59. 🔍 32% De necessitatibus (Tractus)De necessitatibus (Tractus)
  60. 🔍 32% Propter veritatemPropter veritatem
  61. 🔍 32% Ecce stoEcce sto
  62. 🔍 32% ImproperiumImproperium
  63. 🔍 31% Beati qui custodiuntBeati qui custodiunt
  64. 🔍 31% Gaudete cum alleluiaGaudete cum alleluia
  65. 🔍 31% Sedebit DominusSedebit Dominus