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% Erit vobisErit vobis
  2. 🔍 56% Cantate DominoCantate Domino
  3. 🔍 53% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  4. 🔍 53% Agnus Dei VIIIAgnus Dei VIII
  5. 🔍 53% In splendoribusIn splendoribus
  6. 🔍 53% Erit vobisErit vobis
  7. 🔍 52% Bonitas DominiBonitas Domini
  8. 🔍 52% GloriabunturGloriabuntur
  9. 🔍 51% Gaudete cum alleluiaGaudete cum alleluia
  10. 🔍 51% In medio EcclesiaeIn medio Ecclesiae
  11. 🔍 51% Beati qui custodiuntBeati qui custodiunt
  12. 🔍 50% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  13. 🔍 50% Sinite parvulosSinite parvulos
  14. 🔍 50% Cantate DominoCantate Domino
  15. 🔍 49% Gloria (ad lib.) II.Gloria (ad lib.) II.
  16. 🔍 49% Justus ut palma (Intr.)Justus ut palma (Intr.)
  17. 🔍 49% Populum humilemPopulum humilem
  18. 🔍 48% Domine DeusDomine Deus
  19. 🔍 48% Mitte manum... alleluiaMitte manum... alleluia
  20. 🔍 48% Domine fortitudoDomine fortitudo
  21. 🔍 48% Esto mihiEsto mihi
  22. 🔍 48% Si quis sititSi quis sitit
  23. 🔍 48% Vultum tuumVultum tuum
  24. 🔍 48% Sedebit DominusSedebit Dominus
  25. 🔍 47% Petite cum AlleluiaPetite cum Alleluia
  26. 🔍 47% Domus meaDomus mea
  27. 🔍 47% Salus populiSalus populi
  28. 🔍 46% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  29. 🔍 46% Ecce Dominus venietEcce Dominus veniet
  30. 🔍 46% In te speraviIn te speravi
  31. 🔍 46% Os justiOs justi
  32. 🔍 45% Simon JoannisSimon Joannis
  33. 🔍 45% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  34. 🔍 45% Memento nostriMemento nostri
  35. 🔍 45% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  36. 🔍 45% Posuisti Domine (Com.)Posuisti Domine (Com.)
  37. 🔍 45% Hodie beata VirgoHodie beata Virgo
  38. 🔍 44% Gloria et divitiaeGloria et divitiae
  39. 🔍 44% SanctificavitSanctificavit
  40. 🔍 44% ExclamaveruntExclamaverunt
  41. 🔍 44% ExclamaveruntExclamaverunt
  42. 🔍 44% Pauperes SionPauperes Sion
  43. 🔍 44% Virgo parens ChristiVirgo parens Christi
  44. 🔍 43% Domine convertereDomine convertere
  45. 🔍 43% Dominus fortitudoDominus fortitudo
  46. 🔍 43% SitientesSitientes
  47. 🔍 43% Laetabitur justus (Com.)Laetabitur justus (Com.)
  48. 🔍 43% Terribilis estTerribilis est
  49. 🔍 43% O crux splendidiorO crux splendidior
  50. 🔍 43% Justi epulentur (Off.)Justi epulentur (Off.)
  51. 🔍 42% O quam gloriosum est regnumO quam gloriosum est regnum
  52. 🔍 42% Justorum animae (Off.)Justorum animae (Off.)
  53. 🔍 42% Inimicitias ponamInimicitias ponam
  54. 🔍 42% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  55. 🔍 42% Ecce virgoEcce virgo
  56. 🔍 42% Beatam me dicent (alleluia)Beatam me dicent (alleluia)
  57. 🔍 42% Cantabo DominoCantabo Domino
  58. 🔍 42% Populus acquisitionisPopulus acquisitionis
  59. 🔍 41% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  60. 🔍 41% Beata gensBeata gens
  61. 🔍 41% BenedictaBenedicta
  62. 🔍 41% Benedictio perituriBenedictio perituri
  63. 🔍 41% Laetare JerusalemLaetare Jerusalem
  64. 🔍 41% Propter veritatemPropter veritatem
  65. 🔍 41% O quam gloriosum estO quam gloriosum est