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% Dum complerenturDum complerentur
  2. 🔍 67% Dum complerenturDum complerentur
  3. 🔍 61% Dum complerenturDum complerentur
  4. 🔍 60% Dum complerenturDum complerentur
  5. 🔍 57% Cum complerenturCum complerentur
  6. 🔍 55% Dum complerenturDum complerentur
  7. 🔍 55% Cum complerenturCum complerentur
  8. 🔍 54% Dum complerenturDum complerentur
  9. 🔍 54% Dum complerentur diesDum complerentur dies
  10. 🔍 53% Dum complerenturDum complerentur
  11. 🔍 34% Dum complerentur dies Pentecostes alleluiaDum complerentur dies Pentecostes alleluia
  12. 🔍 33% Spiritus Domini replevit (Ant)Spiritus Domini replevit (Ant)
  13. 🔍 31% Dum complerenturDum complerentur
  14. 🔍 30% Fontes et omniaFontes et omnia
  15. 🔍 30% Dum complerenturDum complerentur
  16. 🔍 29% Repleti suntRepleti sunt
  17. 🔍 29% Gloria laudis resonetGloria laudis resonet
  18. 🔍 25% Loquebantur (Ant.)Loquebantur (Ant.)
  19. 🔍 25% Ascendit DeusAscendit Deus
  20. 🔍 24% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  21. 🔍 23% Dum esset rexDum esset rex
  22. 🔍 23% Erat autemErat autem
  23. 🔍 23% Tu Trinitatis UnitasTu Trinitatis Unitas
  24. 🔍 22% Dum complerentur diesDum complerentur dies
  25. 🔍 22% Qui sunt hiQui sunt hi
  26. 🔍 22% Christe pastorum (Pro Episcopo)Christe pastorum (Pro Episcopo)
  27. 🔍 22% Dum sacerdotum celebrant fidelesDum sacerdotum celebrant fideles
  28. 🔍 21% Fac benigneFac benigne
  29. 🔍 21% AlleluiaAlleluia
  30. 🔍 21% Laus et perennis gloriaLaus et perennis gloria
  31. 🔍 21% Christe pastorum (Pro Papa)Christe pastorum (Pro Papa)
  32. 🔍 21% AlleluiaAlleluia
  33. 🔍 21% Christe pastorum (Pro Presbytero)Christe pastorum (Pro Presbytero)
  34. 🔍 21% Gregorius septiformiGregorius septiformi
  35. 🔍 21% Qui sunt hi sermonesQui sunt hi sermones
  36. 🔍 20% Laus Deo PatriLaus Deo Patri
  37. 🔍 20% Hodie completi suntHodie completi sunt
  38. 🔍 20% Quaerite DominumQuaerite Dominum
  39. 🔍 20% Te DeumTe Deum
  40. 🔍 20% Viderunt eam filiae Sion vernantemViderunt eam filiae Sion vernantem
  41. 🔍 20% O beata MaterO beata Mater
  42. 🔍 20% Alleluia (Dominica ad Nonam)Alleluia (Dominica ad Nonam)
  43. 🔍 20% Ex quo omniaEx quo omnia
  44. 🔍 20% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  45. 🔍 20% Alleluia (Dominica ad Primam, per annum)Alleluia (Dominica ad Primam, per annum)
  46. 🔍 20% Alleluia. (Sund. P. T. at Lauds II)Alleluia. (Sund. P. T. at Lauds II)
  47. 🔍 20% Dum praeliareturDum praeliaretur
  48. 🔍 20% Hodie completi suntHodie completi sunt
  49. 🔍 20% Dum complerenturDum complerentur
  50. 🔍 20% Ostende nobis DomineOstende nobis Domine
  51. 🔍 19% Euntes in mundum alleluiaEuntes in mundum alleluia
  52. 🔍 19% Venite exsultemus DVenite exsultemus D
  53. 🔍 19% Adorna Sion ThalamumAdorna Sion Thalamum
  54. 🔍 19% Alleluia (mode 8)Alleluia (mode 8)
  55. 🔍 19% Qui pacemQui pacem
  56. 🔍 19% Omnes de SabaOmnes de Saba
  57. 🔍 19% Dum novus hic MoysesDum novus hic Moyses
  58. 🔍 19% Alleluia (Per Hebdomadam ad Sextam T.P.)Alleluia (Per Hebdomadam ad Sextam T.P.)
  59. 🔍 19% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  60. 🔍 19% Beatam me dicentBeatam me dicent
  61. 🔍 19% Te Matrem laudamusTe Matrem laudamus
  62. 🔍 19% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  63. 🔍 19% Custodivit eamCustodivit eam
  64. 🔍 19% Regali solioRegali solio
  65. 🔍 19% Venite omnes adoremusVenite omnes adoremus