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% Hodie intacta VirgoHodie intacta Virgo
  2. 🔍 61% Hodie intacta Virgo DeumHodie intacta Virgo Deum
  3. 🔍 39% Hodie natus estHodie natus est
  4. 🔍 33% Laudabilis VirgoLaudabilis Virgo
  5. 🔍 33% Hodie scietisHodie scietis
  6. 🔍 32% Glorificamus teGlorificamus te
  7. 🔍 32% Natus est nobis hodieNatus est nobis hodie
  8. 🔍 31% Exsultemus in DominoExsultemus in Domino
  9. 🔍 30% Virgo semper fidelisVirgo semper fidelis
  10. 🔍 30% Dum mediumDum medium
  11. 🔍 29% Hodie completi suntHodie completi sunt
  12. 🔍 29% Virgo sacraVirgo sacra
  13. 🔍 28% Crastina dieCrastina die
  14. 🔍 28% Hodie Christus natusHodie Christus natus
  15. 🔍 28% O EmmanuelO Emmanuel
  16. 🔍 28% O EmmanuelO Emmanuel
  17. 🔍 28% Virgo verboVirgo verbo
  18. 🔍 28% Christum natum positumChristum natum positum
  19. 🔍 28% Salus aeterna mundoSalus aeterna mundo
  20. 🔍 27% Ascendente IesuAscendente Iesu
  21. 🔍 27% Venite ad me omnes (mode 4)Venite ad me omnes (mode 4)
  22. 🔍 27% Qui me misitQui me misit
  23. 🔍 27% Crastina dieCrastina die
  24. 🔍 27% Nesciens MaterNesciens Mater
  25. 🔍 27% Stella apparuitStella apparuit
  26. 🔍 27% Rubum quem videratRubum quem viderat
  27. 🔍 26% Exortum est ... alleluia.Exortum est ... alleluia.
  28. 🔍 26% Ave generosaAve generosa
  29. 🔍 26% Adjutor in tribulationibusAdjutor in tribulationibus
  30. 🔍 26% Hoc est testimoniumHoc est testimonium
  31. 🔍 26% Hoc est testimoniumHoc est testimonium
  32. 🔍 26% Domine clamaviDomine clamavi
  33. 🔍 26% In principioIn principio
  34. 🔍 26% Si offers munusSi offers munus
  35. 🔍 26% Stella nobisStella nobis
  36. 🔍 26% Gaudete in DominoGaudete in Domino
  37. 🔍 26% Gaudete in DominoGaudete in Domino
  38. 🔍 26% In domum DominiIn domum Domini
  39. 🔍 26% Non aufereturNon auferetur
  40. 🔍 26% Non aufereturNon auferetur
  41. 🔍 26% Omnes de SabaOmnes de Saba
  42. 🔍 26% Ego autem ad DominumEgo autem ad Dominum
  43. 🔍 26% Ego autem ad DominumEgo autem ad Dominum
  44. 🔍 26% Ecce veniet desideratusEcce veniet desideratus
  45. 🔍 26% Ecce veniet desideratusEcce veniet desideratus
  46. 🔍 26% Nemo in eumNemo in eum
  47. 🔍 25% Ego enim ex DeoEgo enim ex Deo
  48. 🔍 25% HabitabitHabitabit
  49. 🔍 25% Nato DominoNato Domino
  50. 🔍 25% In die tribulationisIn die tribulationis
  51. 🔍 25% O Rex gentiumO Rex gentium
  52. 🔍 25% O Rex gentiumO Rex gentium
  53. 🔍 25% Libera nos Deus (Mode 1f)Libera nos Deus (Mode 1f)
  54. 🔍 25% Cum exaltaveritisCum exaltaveritis
  55. 🔍 25% A progenieA progenie
  56. 🔍 25% Natus est nobis DeusNatus est nobis Deus
  57. 🔍 25% Venite ad me omnes (mode 8)Venite ad me omnes (mode 8)
  58. 🔍 25% Sepulto Domino (Mode 6f)Sepulto Domino (Mode 6f)
  59. 🔍 25% Qui post meQui post me
  60. 🔍 25% Qui post meQui post me
  61. 🔍 25% Tu autem cum oraverisTu autem cum oraveris
  62. 🔍 25% VisionemVisionem
  63. 🔍 25% Nos qui vivimusNos qui vivimus
  64. 🔍 25% Ierusalem gaudeIerusalem gaude
  65. 🔍 25% Non enim misit 1Non enim misit 1