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% Rerum omniumRerum omnium
  2. 🔍 35% Beata AgathaBeata Agatha
  3. 🔍 35% OmnipotentiOmnipotenti
  4. 🔍 31% Virginis CatharinaeVirginis Catharinae
  5. 🔍 31% LaudavitLaudavit
  6. 🔍 30% Nullis te genitorNullis te genitor
  7. 🔍 30% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  8. 🔍 30% O castitatis signiferO castitatis signifer
  9. 🔍 30% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  10. 🔍 30% Hodie beata VirgoHodie beata Virgo
  11. 🔍 30% Beata es MariaBeata es Maria
  12. 🔍 30% Alleluia deduc meAlleluia deduc me
  13. 🔍 29% Immensa et unaImmensa et una
  14. 🔍 29% Felix namqueFelix namque
  15. 🔍 29% Factum est in unaFactum est in una
  16. 🔍 29% Tu Trinitatis UnitasTu Trinitatis Unitas
  17. 🔍 29% O lux beata TrinitasO lux beata Trinitas
  18. 🔍 29% Dum mediumDum medium
  19. 🔍 29% Laetare caelum desuperLaetare caelum desuper
  20. 🔍 29% Miserere mei... secundumMiserere mei... secundum
  21. 🔍 29% Cohors beata SeraphimCohors beata Seraphim
  22. 🔍 29% A solis ortusA solis ortus
  23. 🔍 29% Qui luce splendesQui luce splendes
  24. 🔍 29% Beatam me dicentBeatam me dicent
  25. 🔍 29% Candor aeternaeCandor aeternae
  26. 🔍 29% Det CatharinaDet Catharina
  27. 🔍 29% Corde et animoCorde et animo
  28. 🔍 28% In medio EcclesiaeIn medio Ecclesiae
  29. 🔍 28% Sursum sonetSursum sonet
  30. 🔍 28% Regali solio fortisRegali solio fortis
  31. 🔍 28% Te Deum PatremTe Deum Patrem
  32. 🔍 28% Regali solioRegali solio
  33. 🔍 28% Alleluia Omnes GentesAlleluia Omnes Gentes
  34. 🔍 28% Omnes GentesOmnes Gentes
  35. 🔍 28% Qui luce splendesQui luce splendes
  36. 🔍 28% Veni Redemptor gentiumVeni Redemptor gentium
  37. 🔍 28% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  38. 🔍 28% BenedictionemBenedictionem
  39. 🔍 28% De manu omniumDe manu omnium
  40. 🔍 28% Gaude Mater PoloniaGaude Mater Polonia
  41. 🔍 28% Cum turba plurimaCum turba plurima
  42. 🔍 28% MemoriamMemoriam
  43. 🔍 28% Amen... dico... qui creditAmen... dico... qui credit
  44. 🔍 28% InclytaInclyta
  45. 🔍 28% Alleluia Dominus regnavitAlleluia Dominus regnavit
  46. 🔍 28% Martyr Dei, qui unicumMartyr Dei, qui unicum
  47. 🔍 28% Martyr Dei qui unicumMartyr Dei qui unicum
  48. 🔍 28% Summae Deus clementiae septemSummae Deus clementiae septem
  49. 🔍 28% Jam sol receditJam sol recedit
  50. 🔍 28% Legis sacrataeLegis sacratae
  51. 🔍 28% O lux beata TrinitasO lux beata Trinitas
  52. 🔍 27% Ascendit JesusAscendit Jesus
  53. 🔍 27% Credo IICredo II
  54. 🔍 27% Jam sol receditJam sol recedit
  55. 🔍 27% ConvocatisConvocatis
  56. 🔍 27% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  57. 🔍 27% Potens esPotens es
  58. 🔍 27% Angelus... nuntiavitAngelus... nuntiavit
  59. 🔍 27% Gaudeamus... Sanctorum omnium Seraphici OrdinisGaudeamus... Sanctorum omnium Seraphici Ordinis
  60. 🔍 27% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  61. 🔍 27% Relucens inter principesRelucens inter principes
  62. 🔍 27% Apostolorum passio diemApostolorum passio diem
  63. 🔍 27% Jesu decus angelicumJesu decus angelicum
  64. 🔍 27% Haec est diesHaec est dies
  65. 🔍 27% Audit tyrannus anxiusAudit tyrannus anxius