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% PosueruntPosuerunt
  2. 🔍 67% PosueruntPosuerunt
  3. 🔍 41% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  4. 🔍 34% Deus tuorum II Cl.Deus tuorum II Cl.
  5. 🔍 34% Exsultet caelum (III)Exsultet caelum (III)
  6. 🔍 32% Ad cenamAd cenam
  7. 🔍 32% Iste confessor (III)Iste confessor (III)
  8. 🔍 32% Concede nobis DomineConcede nobis Domine
  9. 🔍 31% Jam Christus astraJam Christus astra
  10. 🔍 31% De fructuDe fructu
  11. 🔍 30% A solis ortus cardineA solis ortus cardine
  12. 🔍 30% A solis ortu... HieronymeA solis ortu... Hieronyme
  13. 🔍 30% Gaude Maria VirgoGaude Maria Virgo
  14. 🔍 30% Iam ChristusIam Christus
  15. 🔍 30% Intret in conspectuIntret in conspectu
  16. 🔍 30% Virginis proles (III)Virginis proles (III)
  17. 🔍 30% Miserere meiMiserere mei
  18. 🔍 29% Aeterna imago AltissimiAeterna imago Altissimi
  19. 🔍 29% Dicit Dominus SermonesDicit Dominus Sermones
  20. 🔍 29% Confitebor tibi... in totoConfitebor tibi... in toto
  21. 🔍 29% Gloriosus Dei amicusGloriosus Dei amicus
  22. 🔍 29% Hostis Herodes impieHostis Herodes impie
  23. 🔍 29% Jam Christus astra ascenderatJam Christus astra ascenderat
  24. 🔍 29% Vos qui secutiVos qui secuti
  25. 🔍 29% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  26. 🔍 29% Venite servi (Pentecostes)Venite servi (Pentecostes)
  27. 🔍 29% Iste Confessorum Domini (in Feriis secundis)Iste Confessorum Domini (in Feriis secundis)
  28. 🔍 28% Sicut in HolocaustoSicut in Holocausto
  29. 🔍 28% Jam Christus astraJam Christus astra
  30. 🔍 28% Beata visceraBeata viscera
  31. 🔍 28% Ex ejus tumbaEx ejus tumba
  32. 🔍 28% Felices sensusFelices sensus
  33. 🔍 28% Et si coramEt si coram
  34. 🔍 28% Haec hora (Pentecostes)Haec hora (Pentecostes)
  35. 🔍 28% Ut Antonini gloriamUt Antonini gloriam
  36. 🔍 28% Mihi absit gloriari nisi in cruceMihi absit gloriari nisi in cruce
  37. 🔍 28% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  38. 🔍 28% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  39. 🔍 28% Domine ne longeDomine ne longe
  40. 🔍 28% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  41. 🔍 28% Iam lucis orto sidere (solemnitatibus)Iam lucis orto sidere (solemnitatibus)
  42. 🔍 28% Ex more docti mysticoEx more docti mystico
  43. 🔍 28% Exsultet orbis gaudiisExsultet orbis gaudiis
  44. 🔍 28% Felix per omnesFelix per omnes
  45. 🔍 28% Urbis aeterne celebresUrbis aeterne celebres
  46. 🔍 28% Dum novus hic MoysesDum novus hic Moyses
  47. 🔍 28% Rector potens verax Deus (In Pentecoste)Rector potens verax Deus (In Pentecoste)
  48. 🔍 28% Confitebor tibi ... in totoConfitebor tibi ... in toto
  49. 🔍 28% Credo in DeumCredo in Deum
  50. 🔍 28% Vexilla Christus inclytaVexilla Christus inclyta
  51. 🔍 27% Veni Creator (1983/1934)Veni Creator (1983/1934)
  52. 🔍 27% Jesu nostra redemptioJesu nostra redemptio
  53. 🔍 27% Beata AgathaBeata Agatha
  54. 🔍 27% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  55. 🔍 27% In salutariIn salutari
  56. 🔍 27% FloreteFlorete
  57. 🔍 27% Rerum Deus tenax vigor (In Pentecoste)Rerum Deus tenax vigor (In Pentecoste)
  58. 🔍 27% Commune vos apostoliCommune vos apostoli
  59. 🔍 27% PrincipesPrincipes
  60. 🔍 27% Exsultet orbis gaudiisExsultet orbis gaudiis
  61. 🔍 27% Jacob autemJacob autem
  62. 🔍 27% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  63. 🔍 27% Descendit JesusDescendit Jesus
  64. 🔍 27% Veni Creator SpiritusVeni Creator Spiritus
  65. 🔍 27% A solis ortusA solis ortus