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% Simon JoannisSimon Joannis
  2. 🔍 95% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  3. 🔍 58% Simon JoannisSimon Joannis
  4. 🔍 57% Cantate DominoCantate Domino
  5. 🔍 56% Agnus Dei VIIIAgnus Dei VIII
  6. 🔍 56% Gaudete cum alleluiaGaudete cum alleluia
  7. 🔍 55% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  8. 🔍 54% Beati qui custodiuntBeati qui custodiunt
  9. 🔍 53% Sedebit DominusSedebit Dominus
  10. 🔍 53% Bonitas DominiBonitas Domini
  11. 🔍 53% GloriabunturGloriabuntur
  12. 🔍 53% Ecce Dominus venietEcce Dominus veniet
  13. 🔍 52% In splendoribusIn splendoribus
  14. 🔍 52% Gloria (ad lib.) II.Gloria (ad lib.) II.
  15. 🔍 51% Populum humilemPopulum humilem
  16. 🔍 51% Domus meaDomus mea
  17. 🔍 50% Beatam me dicent (alleluia)Beatam me dicent (alleluia)
  18. 🔍 49% Vultum tuumVultum tuum
  19. 🔍 49% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  20. 🔍 49% SitientesSitientes
  21. 🔍 49% Gaudete sine AlleluiaGaudete sine Alleluia
  22. 🔍 49% In te speraviIn te speravi
  23. 🔍 49% Dominus fortitudoDominus fortitudo
  24. 🔍 49% Domine convertereDomine convertere
  25. 🔍 49% Posuisti Domine (Com.)Posuisti Domine (Com.)
  26. 🔍 48% Salus populiSalus populi
  27. 🔍 48% Virgo parens ChristiVirgo parens Christi
  28. 🔍 47% Hodie beata VirgoHodie beata Virgo
  29. 🔍 47% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  30. 🔍 47% Cantabo DominoCantabo Domino
  31. 🔍 47% Esto mihiEsto mihi
  32. 🔍 47% Beatam me dicentBeatam me dicent
  33. 🔍 46% Loquere DomineLoquere Domine
  34. 🔍 46% Loquere DomineLoquere Domine
  35. 🔍 46% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  36. 🔍 45% Erit vobisErit vobis
  37. 🔍 45% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  38. 🔍 45% O quam gloriosum est regnumO quam gloriosum est regnum
  39. 🔍 45% Propter veritatemPropter veritatem
  40. 🔍 45% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  41. 🔍 44% Cantate DominoCantate Domino
  42. 🔍 44% Domine DeusDomine Deus
  43. 🔍 44% CircuiboCircuibo
  44. 🔍 44% Terribilis estTerribilis est
  45. 🔍 43% Laetare JerusalemLaetare Jerusalem
  46. 🔍 43% O quam gloriosum estO quam gloriosum est
  47. 🔍 43% BenedictaBenedicta
  48. 🔍 43% Unam petii... Ut... visitemUnam petii... Ut... visitem
  49. 🔍 43% Si quis sititSi quis sitit
  50. 🔍 43% Unam petii... Ut... protegarUnam petii... Ut... protegar
  51. 🔍 43% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  52. 🔍 43% UniversiUniversi
  53. 🔍 43% Ad te DomineAd te Domine
  54. 🔍 42% Confiteantur tibiConfiteantur tibi
  55. 🔍 42% Ecce vidimus Ecce vidimus
  56. 🔍 42% Domine fortitudoDomine fortitudo
  57. 🔍 42% Sinite parvulosSinite parvulos
  58. 🔍 42% Fuit homoFuit homo
  59. 🔍 42% Petite cum AlleluiaPetite cum Alleluia
  60. 🔍 42% Benedictio perituriBenedictio perituri
  61. 🔍 42% Venite adoremusVenite adoremus
  62. 🔍 42% In medio EcclesiaeIn medio Ecclesiae
  63. 🔍 41% Dominus illuminatioDominus illuminatio
  64. 🔍 41% Memento nostriMemento nostri
  65. 🔍 41% Fidelis servus (Com.)Fidelis servus (Com.)