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% SanctificavitSanctificavit
  2. 🔍 57% Bonitas DominiBonitas Domini
  3. 🔍 55% Ingressus AaronIngressus Aaron
  4. 🔍 54% Domine vivificaDomine vivifica
  5. 🔍 53% Quaerite DominumQuaerite Dominum
  6. 🔍 52% Populum humilemPopulum humilem
  7. 🔍 49% Beata gensBeata gens
  8. 🔍 46% Domus meaDomus mea
  9. 🔍 46% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  10. 🔍 45% Memento nostriMemento nostri
  11. 🔍 45% Cantate DominoCantate Domino
  12. 🔍 44% Salus populiSalus populi
  13. 🔍 44% Ad DominumAd Dominum
  14. 🔍 44% Erit vobisErit vobis
  15. 🔍 44% In conspectu Angelorum (Off)In conspectu Angelorum (Off)
  16. 🔍 44% Sinite parvulosSinite parvulos
  17. 🔍 43% SperaSpera
  18. 🔍 43% Ecce vicit leoEcce vicit leo
  19. 🔍 43% Agnus Dei VIIIAgnus Dei VIII
  20. 🔍 43% Venite adoremusVenite adoremus
  21. 🔍 43% Qui mihi ministratQui mihi ministrat
  22. 🔍 43% Angelus ad pastoresAngelus ad pastores
  23. 🔍 43% BenedictaBenedicta
  24. 🔍 43% Sedebit DominusSedebit Dominus
  25. 🔍 43% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  26. 🔍 42% GloriabunturGloriabuntur
  27. 🔍 42% Gloria (ad lib.) II.Gloria (ad lib.) II.
  28. 🔍 42% Ad te DomineAd te Domine
  29. 🔍 42% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  30. 🔍 42% Hodie beata VirgoHodie beata Virgo
  31. 🔍 42% Miserere mei DeusMiserere mei Deus
  32. 🔍 41% Dominus fortitudoDominus fortitudo
  33. 🔍 41% Dico vobisDico vobis
  34. 🔍 41% Ecce Dominus venietEcce Dominus veniet
  35. 🔍 41% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  36. 🔍 41% Fidelis servus (Com.)Fidelis servus (Com.)
  37. 🔍 41% Simon JoannisSimon Joannis
  38. 🔍 41% O beatum virum in cujusO beatum virum in cujus
  39. 🔍 41% ExsultavitExsultavit
  40. 🔍 40% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  41. 🔍 40% QuemadmodumQuemadmodum
  42. 🔍 40% Beati qui custodiuntBeati qui custodiunt
  43. 🔍 40% Inveni DavidInveni David
  44. 🔍 40% Fuit homoFuit homo
  45. 🔍 40% Justi epulentur (Off.)Justi epulentur (Off.)
  46. 🔍 40% Jesum tradiditJesum tradidit
  47. 🔍 40% Regnum mundiRegnum mundi
  48. 🔍 40% Homo peregreHomo peregre
  49. 🔍 40% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  50. 🔍 39% Inveni DavidInveni David
  51. 🔍 39% Confitebor tibi... in totoConfitebor tibi... in toto
  52. 🔍 39% In splendoribusIn splendoribus
  53. 🔍 39% O magnum mysteriumO magnum mysterium
  54. 🔍 39% IntroiboIntroibo
  55. 🔍 39% Venit SponsusVenit Sponsus
  56. 🔍 39% Benedicimus DeumBenedicimus Deum
  57. 🔍 39% Jam laetus moriarJam laetus moriar
  58. 🔍 39% Immolabit haedumImmolabit haedum
  59. 🔍 39% Sanctus XVIISanctus XVII
  60. 🔍 39% Tollite hostiasTollite hostias
  61. 🔍 39% In te speraviIn te speravi
  62. 🔍 39% Inimicitias ponamInimicitias ponam
  63. 🔍 39% Posuisti Domine (Com.)Posuisti Domine (Com.)
  64. 🔍 39% ImmolabitImmolabit
  65. 🔍 39% ImmolabitImmolabit