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% Dum tolleret DominusDum tolleret Dominus
  2. 🔍 80% Dum tolleret DominusDum tolleret Dominus
  3. 🔍 62% Dum tolleret DominusDum tolleret Dominus
  4. 🔍 60% Dum tolleret DominusDum tolleret Dominus
  5. 🔍 40% Factum est dum tolleretFactum est dum tolleret
  6. 🔍 30% Interrogabat MagosInterrogabat Magos
  7. 🔍 27% Sic Deus dilexitSic Deus dilexit
  8. 🔍 26% Dum auroraDum aurora
  9. 🔍 26% Dum sacrum mysteriumDum sacrum mysterium
  10. 🔍 25% A solis ortusA solis ortus
  11. 🔍 25% Dum aurora finemDum aurora finem
  12. 🔍 24% Aurora soli praeviaAurora soli praevia
  13. 🔍 24% Dum sacrum mysteriumDum sacrum mysterium
  14. 🔍 24% A solis ortus cardineA solis ortus cardine
  15. 🔍 24% Veni Redemptor gentiumVeni Redemptor gentium
  16. 🔍 24% Jam morte victor obrutaJam morte victor obruta
  17. 🔍 23% Dum mediumDum medium
  18. 🔍 23% Clamavi et DominusClamavi et Dominus
  19. 🔍 23% Quem terra pontus aetheraQuem terra pontus aethera
  20. 🔍 23% Deus tuorum militumDeus tuorum militum
  21. 🔍 23% Vidi aquam (B)Vidi aquam (B)
  22. 🔍 23% Sic Deus DilexitSic Deus Dilexit
  23. 🔍 23% Dominus... plebemDominus... plebem
  24. 🔍 23% Te gestientem gaudiisTe gestientem gaudiis
  25. 🔍 23% Ait Dominus DeusAit Dominus Deus
  26. 🔍 23% Aeterne Rex altissimeAeterne Rex altissime
  27. 🔍 22% Dum sacrum mysteriumDum sacrum mysterium
  28. 🔍 22% Elegit... virumElegit... virum
  29. 🔍 22% Verbum supernumVerbum supernum
  30. 🔍 22% Jam morte victorJam morte victor
  31. 🔍 22% A solis ortus cardineA solis ortus cardine
  32. 🔍 22% Deus tuorum militumDeus tuorum militum
  33. 🔍 22% Ut audivitUt audivit
  34. 🔍 22% Quem terra pontus sideraQuem terra pontus sidera
  35. 🔍 22% Maria virgo regiaMaria virgo regia
  36. 🔍 22% Dum mediumDum medium
  37. 🔍 22% O Prima VirgoO Prima Virgo
  38. 🔍 22% Interrogabat magosInterrogabat magos
  39. 🔍 22% Dixit Mater ejusDixit Mater ejus
  40. 🔍 22% Fortem virili pectoreFortem virili pectore
  41. 🔍 22% Te gestientem gaudiisTe gestientem gaudiis
  42. 🔍 22% O gloriosa virginumO gloriosa virginum
  43. 🔍 22% Ut audivit salutationemUt audivit salutationem
  44. 🔍 22% Inclinavit DominusInclinavit Dominus
  45. 🔍 22% Ego sum Raphael ... alleluiaEgo sum Raphael ... alleluia
  46. 🔍 22% Caelestis aulae NuntiusCaelestis aulae Nuntius
  47. 🔍 22% Introduxit vosIntroduxit vos
  48. 🔍 22% Aurora soli praeviaAurora soli praevia
  49. 🔍 22% Tu gloria... o RosaTu gloria... o Rosa
  50. 🔍 21% Gabriel Angelus descenditGabriel Angelus descendit
  51. 🔍 21% Te Mater alma NuminisTe Mater alma Numinis
  52. 🔍 21% Caelestis aulae nuntiusCaelestis aulae nuntius
  53. 🔍 21% O gloriosa VirginumO gloriosa Virginum
  54. 🔍 21% O gloriosa VirginumO gloriosa Virginum
  55. 🔍 21% Ad regias Agni dapesAd regias Agni dapes
  56. 🔍 21% Sanctus autem ValeriusSanctus autem Valerius
  57. 🔍 21% Praeclara custos VirginumPraeclara custos Virginum
  58. 🔍 21% Ordines angelorumOrdines angelorum
  59. 🔍 21% Factum est dum tolleretFactum est dum tolleret
  60. 🔍 21% Dum sacrum mysteriumDum sacrum mysterium
  61. 🔍 21% O prima Virgo proditaO prima Virgo prodita
  62. 🔍 21% Ad regias Agni dapesAd regias Agni dapes
  63. 🔍 21% In monte olivisIn monte olivis
  64. 🔍 21% Dum medium silentiumDum medium silentium
  65. 🔍 21% Rex gloriose Martyrum (another chant)Rex gloriose Martyrum (another chant)