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% Improperium 2Improperium 2
  2. 🔍 79% Improperium 1Improperium 1
  3. 🔍 42% ImproperiumImproperium
  4. 🔍 37% ImproperiumImproperium
  5. 🔍 36% Improperium... et dederuntImproperium... et dederunt
  6. 🔍 35% Improperium... et non inveniImproperium... et non inveni
  7. 🔍 34% Improperium... et dederuntImproperium... et dederunt
  8. 🔍 28% Improperium... et dederuntImproperium... et dederunt
  9. 🔍 23% Emitte SpiritumEmitte Spiritum
  10. 🔍 23% AnnuntiaviAnnuntiavi
  11. 🔍 22% Improperium... simul mecumImproperium... simul mecum
  12. 🔍 22% Ad te levaviAd te levavi
  13. 🔍 22% Domine ne longeDomine ne longe
  14. 🔍 22% Exsurge Domine DeusExsurge Domine Deus
  15. 🔍 21% SuscepimusSuscepimus
  16. 🔍 21% Benedictus es DomineBenedictus es Domine
  17. 🔍 21% Bonum est confiteriBonum est confiteri
  18. 🔍 21% Dignus est AgnusDignus est Agnus
  19. 🔍 21% Veni sponsa ChristiVeni sponsa Christi
  20. 🔍 21% Deus tu convertensDeus tu convertens
  21. 🔍 20% Improperium... simul contristareturImproperium... simul contristaretur
  22. 🔍 20% Inclina DomineInclina Domine
  23. 🔍 20% Ab ortu solisAb ortu solis
  24. 🔍 20% IntroiboIntroibo
  25. 🔍 20% Omnia quae fecistiOmnia quae fecisti
  26. 🔍 20% SuscepimusSuscepimus
  27. 🔍 20% Saepe expugnaveruntSaepe expugnaverunt
  28. 🔍 19% Gloria laus et honorGloria laus et honor
  29. 🔍 19% Loquebar Ps. LaudateLoquebar Ps. Laudate
  30. 🔍 19% Miserere mihiMiserere mihi
  31. 🔍 19% Elegit MariamElegit Mariam
  32. 🔍 19% Dum clamaremDum clamarem
  33. 🔍 19% Jerusalem quae aedificaturJerusalem quae aedificatur
  34. 🔍 19% Dextera DominiDextera Domini
  35. 🔍 19% ReminiscereReminiscere
  36. 🔍 18% ExaudivitExaudivit
  37. 🔍 18% IntelligeIntellige
  38. 🔍 18% De profundisDe profundis
  39. 🔍 18% Ego clamaviEgo clamavi
  40. 🔍 18% Eripe me Domine de inimicisEripe me Domine de inimicis
  41. 🔍 18% Christus semelChristus semel
  42. 🔍 18% Sperent in teSperent in te
  43. 🔍 18% VeritatemVeritatem
  44. 🔍 18% Domine Deus... qui repertusDomine Deus... qui repertus
  45. 🔍 18% Emitte SpiritumEmitte Spiritum
  46. 🔍 18% Loquebar ... S. John BaptistLoquebar ... S. John Baptist
  47. 🔍 18% ExsultetExsultet
  48. 🔍 18% Gaudens gaudeboGaudens gaudebo
  49. 🔍 18% Dum medium silentiumDum medium silentium
  50. 🔍 18% The Reproaches (7)The Reproaches (7)
  51. 🔍 18% Te Deum PatremTe Deum Patrem
  52. 🔍 18% Domine in tua misericordiaDomine in tua misericordia
  53. 🔍 18% Judica meJudica me
  54. 🔍 18% Deus Deus meusDeus Deus meus
  55. 🔍 18% Dextera DominiDextera Domini
  56. 🔍 17% LoquebarLoquebar
  57. 🔍 17% Lauda JerusalemLauda Jerusalem
  58. 🔍 17% Oculi meiOculi mei
  59. 🔍 17% Memento verbi tuiMemento verbi tui
  60. 🔍 17% Stabat MaterStabat Mater
  61. 🔍 17% HolocaustumHolocaustum
  62. 🔍 17% EmendemusEmendemus
  63. 🔍 17% Esto mihiEsto mihi
  64. 🔍 17% Intret in conspectuIntret in conspectu
  65. 🔍 17% In Deo speravitIn Deo speravit