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 🔍 to find similarities to the given chant.

  1. 🔍 100% Montes GelboeMontes Gelboe
  2. 🔍 74% Montes GelboeMontes Gelboe
  3. 🔍 68% Montes GelboeMontes Gelboe
  4. 🔍 59% Montes GelboeMontes Gelboe
  5. 🔍 59% Montes GelboeMontes Gelboe
  6. 🔍 48% Montes GelboeMontes Gelboe
  7. 🔍 27% Doleo super teDoleo super te
  8. 🔍 27% Montes GelboeMontes Gelboe
  9. 🔍 26% Te saeculorum PrincipemTe saeculorum Principem
  10. 🔍 25% Montes GelboeMontes Gelboe
  11. 🔍 24% Te saeculorum PrincipemTe saeculorum Principem
  12. 🔍 23% Refulsit solRefulsit sol
  13. 🔍 22% Hodie Simon PetrusHodie Simon Petrus
  14. 🔍 22% Hodie Simon PetrusHodie Simon Petrus
  15. 🔍 22% Virgo potensVirgo potens
  16. 🔍 22% Refulsit sol in clypeosRefulsit sol in clypeos
  17. 🔍 22% Te saeculorum PrincipemTe saeculorum Principem
  18. 🔍 22% Aspice Domine quiaAspice Domine quia
  19. 🔍 21% Hodie Simon PetrusHodie Simon Petrus
  20. 🔍 21% Hodie natus est ChristusHodie natus est Christus
  21. 🔍 21% Sanctus IIISanctus III
  22. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  23. 🔍 21% Aspice DomineAspice Domine
  24. 🔍 21% Sanctus XVSanctus XV
  25. 🔍 21% Beata nobisBeata nobis
  26. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  27. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  28. 🔍 20% Refulsit solRefulsit sol
  29. 🔍 20% Beati eritisBeati eritis
  30. 🔍 20% Beata nobis gaudiaBeata nobis gaudia
  31. 🔍 20% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  32. 🔍 20% In regenerationeIn regeneratione
  33. 🔍 20% Factus estFactus est
  34. 🔍 20% Sanctus III.Sanctus III.
  35. 🔍 20% Commune vos apostoliCommune vos apostoli
  36. 🔍 20% Sanctus XIIISanctus XIII
  37. 🔍 19% Sanctus ISanctus I
  38. 🔍 19% Hodie completi suntHodie completi sunt
  39. 🔍 19% Aspice Domine quia factaAspice Domine quia facta
  40. 🔍 19% Hodie completi sunt diesHodie completi sunt dies
  41. 🔍 19% Sanctus I.Sanctus I.
  42. 🔍 19% Et posueruntEt posuerunt
  43. 🔍 19% Simile est... hominiSimile est... homini
  44. 🔍 19% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  45. 🔍 19% Iesu Salvator saeculiIesu Salvator saeculi
  46. 🔍 19% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  47. 🔍 19% Virgo potens sicut turrisVirgo potens sicut turris
  48. 🔍 19% O virum ineffabilemO virum ineffabilem
  49. 🔍 19% Sanctus XIVSanctus XIV
  50. 🔍 19% Hic est discipulus meusHic est discipulus meus
  51. 🔍 19% Sanctus VSanctus V
  52. 🔍 19% Chorus novae IerusalemChorus novae Ierusalem
  53. 🔍 19% Dies DominiDies Domini
  54. 🔍 18% Virgo potensVirgo potens
  55. 🔍 18% Sanctus XSanctus X
  56. 🔍 18% Captator olim pisciumCaptator olim piscium
  57. 🔍 18% CoeperuntCoeperunt
  58. 🔍 18% Super omniaSuper omnia
  59. 🔍 18% Petite sine alleluiaPetite sine alleluia
  60. 🔍 18% Recedite a meRecedite a me
  61. 🔍 18% Hodie Simon PetrusHodie Simon Petrus
  62. 🔍 18% Gloria XIIIGloria XIII
  63. 🔍 18% Ut Antonini gloriamUt Antonini gloriam
  64. 🔍 18% Stans beata AgathaStans beata Agatha
  65. 🔍 18% O virum ineffabilemO virum ineffabilem