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% Salve ReginaSalve Regina
  2. 🔍 82% Salve ReginaSalve Regina
  3. 🔍 36% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  4. 🔍 32% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  5. 🔍 29% Ave Regina caelorumAve Regina caelorum
  6. 🔍 26% Pater NosterPater Noster
  7. 🔍 25% Ave Regina caelorumAve Regina caelorum
  8. 🔍 23% Pater NosterPater Noster
  9. 🔍 18% Alma RedemptorisAlma Redemptoris
  10. 🔍 16% Gloria Patri (Regia)Gloria Patri (Regia)
  11. 🔍 16% Tes presvies tis TheotokuTes presvies tis Theotoku
  12. 🔍 15% In nomine PatrisIn nomine Patris
  13. 🔍 15% Alma RedemptorisAlma Redemptoris
  14. 🔍 15% Agnus Dei VIIIAgnus Dei VIII
  15. 🔍 15% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  16. 🔍 14% Cantate DominoCantate Domino
  17. 🔍 14% In splendoribusIn splendoribus
  18. 🔍 14% GloriabunturGloriabuntur
  19. 🔍 14% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  20. 🔍 14% Simon JoannisSimon Joannis
  21. 🔍 14% Tes presvies tis TheotokuTes presvies tis Theotoku
  22. 🔍 14% In nomine PatrisIn nomine Patris
  23. 🔍 14% Bonitas DominiBonitas Domini
  24. 🔍 13% Hodie beata VirgoHodie beata Virgo
  25. 🔍 13% Gaudete cum alleluiaGaudete cum alleluia
  26. 🔍 13% Sedebit DominusSedebit Dominus
  27. 🔍 13% Erit vobisErit vobis
  28. 🔍 13% Inimicitias ponamInimicitias ponam
  29. 🔍 13% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  30. 🔍 13% Gloria (ad lib.) II.Gloria (ad lib.) II.
  31. 🔍 13% Beati qui custodiuntBeati qui custodiunt
  32. 🔍 13% Gloria Patri (Regia)Gloria Patri (Regia)
  33. 🔍 13% Ecce Dominus venietEcce Dominus veniet
  34. 🔍 13% Populum humilemPopulum humilem
  35. 🔍 13% Domine fortitudoDomine fortitudo
  36. 🔍 13% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  37. 🔍 13% SanctificavitSanctificavit
  38. 🔍 13% Ti YpermakhoTi Ypermakho
  39. 🔍 12% Vultum tuumVultum tuum
  40. 🔍 12% Virgo parens ChristiVirgo parens Christi
  41. 🔍 12% O quam gloriosum est regnumO quam gloriosum est regnum
  42. 🔍 12% Salus populiSalus populi
  43. 🔍 12% Memento nostriMemento nostri
  44. 🔍 12% Sinite parvulosSinite parvulos
  45. 🔍 12% Esto mihiEsto mihi
  46. 🔍 12% Posuisti Domine (Com.)Posuisti Domine (Com.)
  47. 🔍 12% Domus meaDomus mea
  48. 🔍 12% Cantabo DominoCantabo Domino
  49. 🔍 12% Salve Regina (simple tone)Salve Regina (simple tone)
  50. 🔍 12% Petite cum AlleluiaPetite cum Alleluia
  51. 🔍 11% O quam gloriosum estO quam gloriosum est
  52. 🔍 11% Dominus fortitudoDominus fortitudo
  53. 🔍 11% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  54. 🔍 11% Si quis sititSi quis sitit
  55. 🔍 11% Loquere DomineLoquere Domine
  56. 🔍 11% Loquere DomineLoquere Domine
  57. 🔍 11% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  58. 🔍 11% SitientesSitientes
  59. 🔍 11% Ingressus AaronIngressus Aaron
  60. 🔍 11% Benedictio perituriBenedictio perituri
  61. 🔍 11% Domine convertereDomine convertere
  62. 🔍 11% Justi epulentur (Off.)Justi epulentur (Off.)
  63. 🔍 11% Agnus XVIIAgnus XVII
  64. 🔍 11% TradideruntTradiderunt
  65. 🔍 11% CircuiboCircuibo