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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Judicii signumJudicii signum
  2. πŸ” 75% Judicii signumJudicii signum
  3. πŸ” 52% Judicii signumJudicii signum
  4. πŸ” 24% Iste confessor (III)Iste confessor (III)
  5. πŸ” 24% Iste confessor (II)Iste confessor (II)
  6. πŸ” 23% Domum tuamDomum tuam
  7. πŸ” 23% Parce DomineParce Domine
  8. πŸ” 22% Nolite judicareNolite judicare
  9. πŸ” 22% Nolite judicareNolite judicare
  10. πŸ” 22% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  11. πŸ” 22% Incipit Oratio Jeremiae ProphetaeIncipit Oratio Jeremiae Prophetae
  12. πŸ” 22% Credo ICredo I
  13. πŸ” 22% Iste Confessor (Pro Doctoribus)Iste Confessor (Pro Doctoribus)
  14. πŸ” 22% Optatus votis omniumOptatus votis omnium
  15. πŸ” 22% Petre sol terrisPetre sol terris
  16. πŸ” 21% Apostolorum passio diemApostolorum passio diem
  17. πŸ” 21% Commune vos apostoliCommune vos apostoli
  18. πŸ” 21% Credo ICredo I
  19. πŸ” 21% Cohors beata SeraphimCohors beata Seraphim
  20. πŸ” 21% Hoc signum CrucisHoc signum Crucis
  21. πŸ” 21% Nolite judicareNolite judicare
  22. πŸ” 21% Fortis en praesulFortis en praesul
  23. πŸ” 21% Sancte Michael archangeleSancte Michael archangele
  24. πŸ” 21% Ave Virgo specieiAve Virgo speciei
  25. πŸ” 21% Credo I (forma ordinaria)Credo I (forma ordinaria)
  26. πŸ” 20% Sancta Maria succurreSancta Maria succurre
  27. πŸ” 20% Credo (Missa Regia I)Credo (Missa Regia I)
  28. πŸ” 20% MemorareMemorare
  29. πŸ” 20% Credo ICredo I
  30. πŸ” 20% Virginis proles (III)Virginis proles (III)
  31. πŸ” 20% Te nostra laetisTe nostra laetis
  32. πŸ” 20% Iste Confessorum Domini (in Feriis secundis)Iste Confessorum Domini (in Feriis secundis)
  33. πŸ” 20% Virginis proles (II)Virginis proles (II)
  34. πŸ” 20% Relucens inter principesRelucens inter principes
  35. πŸ” 20% Praeclara qua tu gloriaPraeclara qua tu gloria
  36. πŸ” 20% Misericordias DominiMisericordias Domini
  37. πŸ” 20% Ex more docti mysticoEx more docti mystico
  38. πŸ” 20% Exsultet orbis gaudiisExsultet orbis gaudiis
  39. πŸ” 20% Ex more docti mysticoEx more docti mystico
  40. πŸ” 20% Lamentationes 6.1 De lamentatione Ieremiae ProphetaeLamentationes 6.1 De lamentatione Ieremiae Prophetae
  41. πŸ” 20% Laetabundus (1950 version)Laetabundus (1950 version)
  42. πŸ” 20% Stabat Mater speciosa!Stabat Mater speciosa!
  43. πŸ” 20% Gloria IGloria I
  44. πŸ” 20% Audita est quasi voxAudita est quasi vox
  45. πŸ” 20% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  46. πŸ” 20% Exsultet orbis gaudiisExsultet orbis gaudiis
  47. πŸ” 20% O Regem caeliO Regem caeli
  48. πŸ” 20% Virginis virgoVirginis virgo
  49. πŸ” 20% Credo ICredo I
  50. πŸ” 19% Gloria (Missa Regia I)Gloria (Missa Regia I)
  51. πŸ” 19% Domum tuam DΓ³mineDomum tuam DΓ³mine
  52. πŸ” 19% Ave Regis AngelorumAve Regis Angelorum
  53. πŸ” 19% Hoc signum CrucisHoc signum Crucis
  54. πŸ” 19% Laetabundus (1985 version)Laetabundus (1985 version)
  55. πŸ” 19% Credo VCredo V
  56. πŸ” 19% Doctori gentium!Doctori gentium!
  57. πŸ” 19% Beata AgathaBeata Agatha
  58. πŸ” 19% Haec dicit DominusHaec dicit Dominus
  59. πŸ” 19% LaetabundusLaetabundus
  60. πŸ” 19% Commune vos apostoliCommune vos apostoli
  61. πŸ” 19% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  62. πŸ” 19% Qui luce splendesQui luce splendes
  63. πŸ” 19% Antra desertiAntra deserti
  64. πŸ” 19% Miserere mei... secundumMiserere mei... secundum
  65. πŸ” 19% Legifer prudensLegifer prudens