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% CrucifixioCrucifixio
  2. 🔍 50% Crucifixio (Alia antiphona)Crucifixio (Alia antiphona)
  3. 🔍 48% StabantStabant
  4. 🔍 42% StabantStabant
  5. 🔍 37% StabantStabant
  6. 🔍 34% Bajulatio CrucisBajulatio Crucis
  7. 🔍 34% Ad Virginem Dei MatremAd Virginem Dei Matrem
  8. 🔍 31% Virgo clemensVirgo clemens
  9. 🔍 30% Bajulatio Crucis (Alia antiphona)Bajulatio Crucis (Alia antiphona)
  10. 🔍 30% Impositio diadematis B. M. V.Impositio diadematis B. M. V.
  11. 🔍 28% AnnuntiatioAnnuntiatio
  12. 🔍 28% Et factum estEt factum est
  13. 🔍 28% Assumptio B. M. V. (Alia antiphona)Assumptio B. M. V. (Alia antiphona)
  14. 🔍 28% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  15. 🔍 27% Magnus Dominus nosterMagnus Dominus noster
  16. 🔍 27% O Maria vitae viaO Maria vitae via
  17. 🔍 27% Flos virginumFlos virginum
  18. 🔍 26% Stabat juxtaStabat juxta
  19. 🔍 26% Sancta MariaSancta Maria
  20. 🔍 26% Venerunt ad monumentumVenerunt ad monumentum
  21. 🔍 25% Apostolorum passio diemApostolorum passio diem
  22. 🔍 25% IntercedeIntercede
  23. 🔍 25% Dum transisset sabbatumDum transisset sabbatum
  24. 🔍 25% Jesu Fili summi PatrisJesu Fili summi Patris
  25. 🔍 25% Nativitas Domini (Alia antiphona)Nativitas Domini (Alia antiphona)
  26. 🔍 25% Gloria SanctorumGloria Sanctorum
  27. 🔍 25% PentecostesPentecostes
  28. 🔍 25% Ave MaterAve Mater
  29. 🔍 24% MemorareMemorare
  30. 🔍 24% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  31. 🔍 24% Ecce ego JoannesEcce ego Joannes
  32. 🔍 24% Abiit JesusAbiit Jesus
  33. 🔍 24% O mundi lampasO mundi lampas
  34. 🔍 24% Salvete Christi vulneraSalvete Christi vulnera
  35. 🔍 24% Cohors beata SeraphimCohors beata Seraphim
  36. 🔍 24% Venite exultemus IV GVenite exultemus IV G
  37. 🔍 24% Purificatio B. M. V.Purificatio B. M. V.
  38. 🔍 23% Beata es Virgo Maria quae (Ant)Beata es Virgo Maria quae (Ant)
  39. 🔍 23% Beata es Maria Mater DominiBeata es Maria Mater Domini
  40. 🔍 23% VisitatioVisitatio
  41. 🔍 23% MemorareMemorare
  42. 🔍 23% Ascendente JesuAscendente Jesu
  43. 🔍 23% Commune vos apostoliCommune vos apostoli
  44. 🔍 23% Iste Confessor patriarchaIste Confessor patriarcha
  45. 🔍 23% Post partum VirgoPost partum Virgo
  46. 🔍 23% Decora lux aeternitatisDecora lux aeternitatis
  47. 🔍 23% Concordi laetitiaConcordi laetitia
  48. 🔍 23% Decora lux aeternitatisDecora lux aeternitatis
  49. 🔍 23% Omnis expertemOmnis expertem
  50. 🔍 23% Venerunt ad monumentumVenerunt ad monumentum
  51. 🔍 23% Venerunt ad monumentumVenerunt ad monumentum
  52. 🔍 22% Relucens inter principesRelucens inter principes
  53. 🔍 22% Imperatrix AngelorumImperatrix Angelorum
  54. 🔍 22% Virgo prudentissimaVirgo prudentissima
  55. 🔍 22% InclytaInclyta
  56. 🔍 22% Si quis fecerit voluntatemSi quis fecerit voluntatem
  57. 🔍 22% Qui luce splendesQui luce splendes
  58. 🔍 22% Agonia in hortoAgonia in horto
  59. 🔍 22% Rerum Deus fonsRerum Deus fons
  60. 🔍 22% Gloria VIIGloria VII
  61. 🔍 22% Regina mundiRegina mundi
  62. 🔍 22% Legis sacrataeLegis sacratae
  63. 🔍 22% Pentecostes (Tempore paschali)Pentecostes (Tempore paschali)
  64. 🔍 22% O gloriosa Dei GenitrixO gloriosa Dei Genitrix
  65. 🔍 22% LaudibusLaudibus