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% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  2. 🔍 90% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  3. 🔍 72% Justi epulentur (Off.)Justi epulentur (Off.)
  4. 🔍 54% Gaudete cum alleluiaGaudete cum alleluia
  5. 🔍 54% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  6. 🔍 53% Justus ut palma (Intr.)Justus ut palma (Intr.)
  7. 🔍 50% Sinite parvulosSinite parvulos
  8. 🔍 48% Bonitas DominiBonitas Domini
  9. 🔍 47% GloriabunturGloriabuntur
  10. 🔍 47% Cantate DominoCantate Domino
  11. 🔍 46% Simon JoannisSimon Joannis
  12. 🔍 46% ExclamaveruntExclamaverunt
  13. 🔍 46% Petite cum AlleluiaPetite cum Alleluia
  14. 🔍 46% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  15. 🔍 45% ExclamaveruntExclamaverunt
  16. 🔍 45% Erit vobisErit vobis
  17. 🔍 45% Beati qui custodiuntBeati qui custodiunt
  18. 🔍 45% Memento nostriMemento nostri
  19. 🔍 45% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  20. 🔍 44% Populum humilemPopulum humilem
  21. 🔍 44% Domus meaDomus mea
  22. 🔍 44% Ecce Dominus venietEcce Dominus veniet
  23. 🔍 44% Domine fortitudoDomine fortitudo
  24. 🔍 44% Cantate DominoCantate Domino
  25. 🔍 43% Inclina DomineInclina Domine
  26. 🔍 42% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  27. 🔍 42% In splendoribusIn splendoribus
  28. 🔍 42% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  29. 🔍 41% ConsummatusConsummatus
  30. 🔍 41% Sedebit DominusSedebit Dominus
  31. 🔍 41% Gloria (ad lib.) II.Gloria (ad lib.) II.
  32. 🔍 41% Domine in lumineDomine in lumine
  33. 🔍 41% Agnus Dei VIIIAgnus Dei VIII
  34. 🔍 41% Laetare JerusalemLaetare Jerusalem
  35. 🔍 40% Gloria et divitiaeGloria et divitiae
  36. 🔍 40% SanctificavitSanctificavit
  37. 🔍 40% In medio EcclesiaeIn medio Ecclesiae
  38. 🔍 40% Mihi autem nimis (Off.)Mihi autem nimis (Off.)
  39. 🔍 40% Salus populiSalus populi
  40. 🔍 40% Gaudete sine AlleluiaGaudete sine Alleluia
  41. 🔍 40% Qui mihi ministratQui mihi ministrat
  42. 🔍 39% Laetamini in DominoLaetamini in Domino
  43. 🔍 39% Nimis honoratiNimis honorati
  44. 🔍 39% Domine convertereDomine convertere
  45. 🔍 39% Justus ut palma (Off.)Justus ut palma (Off.)
  46. 🔍 39% Esto mihiEsto mihi
  47. 🔍 39% In te speraviIn te speravi
  48. 🔍 39% AdducenturAdducentur
  49. 🔍 39% Si quis sititSi quis sitit
  50. 🔍 39% SenioresSeniores
  51. 🔍 39% Cor meumCor meum
  52. 🔍 39% Mitte manum... alleluiaMitte manum... alleluia
  53. 🔍 39% Agnus XVIIAgnus XVII
  54. 🔍 39% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  55. 🔍 39% Christi factus sumChristi factus sum
  56. 🔍 39% Miserere mei DeusMiserere mei Deus
  57. 🔍 38% O quam gloriosum est regnumO quam gloriosum est regnum
  58. 🔍 38% Domine ad adjuvandumDomine ad adjuvandum
  59. 🔍 38% Vultum tuumVultum tuum
  60. 🔍 38% Confitebor tibi... in totoConfitebor tibi... in toto
  61. 🔍 38% In salutariIn salutari
  62. 🔍 38% Ad te DomineAd te Domine
  63. 🔍 38% Hodie beata VirgoHodie beata Virgo
  64. 🔍 38% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  65. 🔍 38% Cantabo DominoCantabo Domino