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% Beatus AndreasBeatus Andreas
  2. 🔍 76% Beatus AndreasBeatus Andreas
  3. 🔍 60% Beatus AndreasBeatus Andreas
  4. 🔍 58% Beatus Andreas orabatBeatus Andreas orabat
  5. 🔍 43% AndreasAndreas
  6. 🔍 37% Beatus Laurentius orabatBeatus Laurentius orabat
  7. 🔍 33% In die magnoIn die magno
  8. 🔍 28% In die magno festivitatisIn die magno festivitatis
  9. 🔍 27% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  10. 🔍 26% In die magnoIn die magno
  11. 🔍 26% Beatus Laurentius orabatBeatus Laurentius orabat
  12. 🔍 26% In die magnoIn die magno
  13. 🔍 26% Dixit autem DominusDixit autem Dominus
  14. 🔍 25% Beatus Laurentius orabatBeatus Laurentius orabat
  15. 🔍 25% Beatus Laurentius orabatBeatus Laurentius orabat
  16. 🔍 24% Unus ex duobusUnus ex duobus
  17. 🔍 24% Beatus NicolausBeatus Nicolaus
  18. 🔍 24% Beatus populusBeatus populus
  19. 🔍 24% Stans JesusStans Jesus
  20. 🔍 24% Dicit AndreasDicit Andreas
  21. 🔍 24% Sancte N.Sancte N.
  22. 🔍 24% Andreas Christi famulusAndreas Christi famulus
  23. 🔍 24% Domine mi RexDomine mi Rex
  24. 🔍 23% Andreas Christi famulusAndreas Christi famulus
  25. 🔍 23% Stans a longeStans a longe
  26. 🔍 23% Beatus illeBeatus ille
  27. 🔍 23% Beatus LaurentiusBeatus Laurentius
  28. 🔍 23% O lux beata CaelitumO lux beata Caelitum
  29. 🔍 23% Dicit AndreasDicit Andreas
  30. 🔍 23% Biduo vivensBiduo vivens
  31. 🔍 23% Aeterne sol qui lumineAeterne sol qui lumine
  32. 🔍 23% Facta est cum AngeloFacta est cum Angelo
  33. 🔍 23% Cum autem descendissetCum autem descendisset
  34. 🔍 22% Beatus qui auditBeatus qui audit
  35. 🔍 22% Homo DeiHomo Dei
  36. 🔍 22% Beatus Laurentius orabatBeatus Laurentius orabat
  37. 🔍 22% Beati estisBeati estis
  38. 🔍 22% O gente felix hospitaO gente felix hospita
  39. 🔍 22% Domine si adhucDomine si adhuc
  40. 🔍 22% Gloria VGloria V
  41. 🔍 22% Crucem sanctamCrucem sanctam
  42. 🔍 22% In spirituIn spiritu
  43. 🔍 22% O lux beata CaelitumO lux beata Caelitum
  44. 🔍 22% Iratus rex SaulIratus rex Saul
  45. 🔍 22% O lux beata CaelitumO lux beata Caelitum
  46. 🔍 22% Gloria IIIGloria III
  47. 🔍 22% O Rex gloriaeO Rex gloriae
  48. 🔍 22% Misit DominusMisit Dominus
  49. 🔍 22% Stans JesusStans Jesus
  50. 🔍 22% Magnum hereditatisMagnum hereditatis
  51. 🔍 22% Andreas veroAndreas vero
  52. 🔍 22% Domine Jesu ChristeDomine Jesu Christe
  53. 🔍 22% O lux beata CaelitumO lux beata Caelitum
  54. 🔍 22% O lux beata CaelitumO lux beata Caelitum
  55. 🔍 21% Vidi aquamVidi aquam
  56. 🔍 21% Beatus qui auditBeatus qui audit
  57. 🔍 21% Crucem sanctamCrucem sanctam
  58. 🔍 21% Usque modoUsque modo
  59. 🔍 21% Sitivit in te DomineSitivit in te Domine
  60. 🔍 21% Dicit AndreasDicit Andreas
  61. 🔍 21% Illumina nosIllumina nos
  62. 🔍 21% Dixit AndreasDixit Andreas
  63. 🔍 21% Dixit AndreasDixit Andreas
  64. 🔍 21% Rerum Deus (Dom. per Annum)Rerum Deus (Dom. per Annum)
  65. 🔍 21% Beatus LaurentiusBeatus Laurentius