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% O beatum virum cujus animaO beatum virum cujus anima
  2. 🔍 78% O beatum virum cujus animaO beatum virum cujus anima
  3. 🔍 73% O beatum virum cujusO beatum virum cujus
  4. 🔍 71% O beatum virum cujus animaO beatum virum cujus anima
  5. 🔍 29% Salvete Christi vulneraSalvete Christi vulnera
  6. 🔍 28% Hodie ChristusHodie Christus
  7. 🔍 28% Salvete Christi vulneraSalvete Christi vulnera
  8. 🔍 28% O lux beata CaelitumO lux beata Caelitum
  9. 🔍 27% Ut Antonini gloriamUt Antonini gloriam
  10. 🔍 27% O lux beata CaelitumO lux beata Caelitum
  11. 🔍 27% In civitateIn civitate
  12. 🔍 27% O lux beata CaelitumO lux beata Caelitum
  13. 🔍 27% O lux beata CaelitumO lux beata Caelitum
  14. 🔍 27% Dominus... fecitDominus... fecit
  15. 🔍 26% O lux beata CaelitumO lux beata Caelitum
  16. 🔍 26% Aeterne RexAeterne Rex
  17. 🔍 26% Salve FranciadumSalve Franciadum
  18. 🔍 26% CelebremusCelebremus
  19. 🔍 26% O Beatum virum in cujusO Beatum virum in cujus
  20. 🔍 25% Spiritus Domini... praedicareSpiritus Domini... praedicare
  21. 🔍 25% O vos aethereiO vos aetherei
  22. 🔍 25% Clamaverunt justiClamaverunt justi
  23. 🔍 25% Benedicite DominumBenedicite Dominum
  24. 🔍 25% Aeterna... Martyrum (Ia)Aeterna... Martyrum (Ia)
  25. 🔍 25% Vultum tuumVultum tuum
  26. 🔍 25% Ad quas orba viroAd quas orba viro
  27. 🔍 25% Dum committeretDum committeret
  28. 🔍 25% O quam glorificaO quam glorifica
  29. 🔍 24% Beati estisBeati estis
  30. 🔍 24% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  31. 🔍 24% O gente felix hospitaO gente felix hospita
  32. 🔍 24% Quem vidistisQuem vidistis
  33. 🔍 24% Tu ChristeTu Christe
  34. 🔍 24% O quam glorificaO quam glorifica
  35. 🔍 24% O salutaris Hostia VIIO salutaris Hostia VII
  36. 🔍 24% Benedicta sit sanctaBenedicta sit sancta
  37. 🔍 24% Salve radix sanctaSalve radix sancta
  38. 🔍 24% Laudemus DominumLaudemus Dominum
  39. 🔍 24% Tanto tempore vobiscum sum (Ant.)Tanto tempore vobiscum sum (Ant.)
  40. 🔍 24% Te Deum PatremTe Deum Patrem
  41. 🔍 24% Dilectio DeiDilectio Dei
  42. 🔍 24% O quantusO quantus
  43. 🔍 23% Grande RaymundiGrande Raymundi
  44. 🔍 23% Ingressus RaphaelIngressus Raphael
  45. 🔍 23% Accingimini filiiAccingimini filii
  46. 🔍 23% Hodie Christus natus estHodie Christus natus est
  47. 🔍 23% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  48. 🔍 23% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  49. 🔍 23% Domine Jesu ChristeDomine Jesu Christe
  50. 🔍 23% En ut superbaEn ut superba
  51. 🔍 23% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  52. 🔍 23% Isti sunt SanctiIsti sunt Sancti
  53. 🔍 23% Bonum mihiBonum mihi
  54. 🔍 23% Post partum VirgoPost partum Virgo
  55. 🔍 23% Gentis redemptaeGentis redemptae
  56. 🔍 23% Credo VIICredo VII
  57. 🔍 23% Spiritus... super me... praedicareSpiritus... super me... praedicare
  58. 🔍 23% Te beata sponsa ChristiTe beata sponsa Christi
  59. 🔍 23% O Virgo virginumO Virgo virginum
  60. 🔍 23% Aeterna... Apostolorum (II)Aeterna... Apostolorum (II)
  61. 🔍 23% Verbum supernum prodiensVerbum supernum prodiens
  62. 🔍 22% Exsultet jam AngelicaExsultet jam Angelica
  63. 🔍 22% Verbum caro factum estVerbum caro factum est
  64. 🔍 22% Illumina nosIllumina nos
  65. 🔍 22% Libera me Domine de morteLibera me Domine de morte