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% Gloria XIXGloria XIX
  2. 🔍 51% Gloria IIGloria II
  3. 🔍 51% Gloria VIIIGloria VIII
  4. 🔍 47% Gloria XIGloria XI
  5. 🔍 45% Gloria IGloria I
  6. 🔍 45% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  7. 🔍 44% Gloria IIGloria II
  8. 🔍 44% Gloria I.Gloria I.
  9. 🔍 43% Gloria XIIIGloria XIII
  10. 🔍 43% Gloria VGloria V
  11. 🔍 42% Gloria VGloria V
  12. 🔍 41% Gloria IVGloria IV
  13. 🔍 41% Gloria IIIGloria III
  14. 🔍 40% Gloria XGloria X
  15. 🔍 40% Gloria XIVGloria XIV
  16. 🔍 40% Sanctorum meritisSanctorum meritis
  17. 🔍 40% Gloria IIGloria II
  18. 🔍 39% Gloria XIIGloria XII
  19. 🔍 38% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  20. 🔍 38% Hymnus Te DeumHymnus Te Deum
  21. 🔍 37% Martinae celebri plauditeMartinae celebri plaudite
  22. 🔍 37% Gloria XV (forma ordinaria)Gloria XV (forma ordinaria)
  23. 🔍 37% Gloria IIIGloria III
  24. 🔍 37% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  25. 🔍 37% Martinae celebriMartinae celebri
  26. 🔍 37% Gloria XIGloria XI
  27. 🔍 37% Gloria VIGloria VI
  28. 🔍 37% Gloria IGloria I
  29. 🔍 37% Gloria VGloria V
  30. 🔍 37% Ex quo religioEx quo religio
  31. 🔍 37% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  32. 🔍 37% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  33. 🔍 36% Tu natale solum protegeTu natale solum protege
  34. 🔍 36% O vos unanimesO vos unanimes
  35. 🔍 36% Gloria IXGloria IX
  36. 🔍 36% Gloria (Missa Votiva BMV)Gloria (Missa Votiva BMV)
  37. 🔍 36% Tu natale solumTu natale solum
  38. 🔍 36% Non illam cruciansNon illam crucians
  39. 🔍 36% Gloria (Missa secundi Toni)Gloria (Missa secundi Toni)
  40. 🔍 35% Adoremus in aeternumAdoremus in aeternum
  41. 🔍 35% Veni Creator SpiritusVeni Creator Spiritus
  42. 🔍 35% Gloria XVGloria XV
  43. 🔍 35% Terrena cessent organaTerrena cessent organa
  44. 🔍 35% O Redemptor O Redemptor
  45. 🔍 34% Gloria VIIGloria VII
  46. 🔍 34% Gloria XIIIGloria XIII
  47. 🔍 34% Non fraus magnanimumNon fraus magnanimum
  48. 🔍 34% O RedemptorO Redemptor
  49. 🔍 34%
  50. 🔍 34% Custodes hominumCustodes hominum
  51. 🔍 33% O beata MaterO beata Mater
  52. 🔍 33% Hymnus Te DeumHymnus Te Deum
  53. 🔍 33% O Salutaris Hostia SacraO Salutaris Hostia Sacra
  54. 🔍 33% Gloria (Missa Regia I)Gloria (Missa Regia I)
  55. 🔍 32% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  56. 🔍 32% Dixit paterfamiliasDixit paterfamilias
  57. 🔍 32% Nunc ad coronas pergiteNunc ad coronas pergite
  58. 🔍 32% Benedictus es Domine DeusBenedictus es Domine Deus
  59. 🔍 32% Gaudentes festumGaudentes festum
  60. 🔍 32% Gloria VIGloria VI
  61. 🔍 32% Nunc coronas pergiteNunc coronas pergite
  62. 🔍 32% Te dicimus praeconio Intacta MaterTe dicimus praeconio Intacta Mater
  63. 🔍 32% Te Mater almaTe Mater alma
  64. 🔍 32% O prima Virgo proditaO prima Virgo prodita
  65. 🔍 32% Gloria Missa RegiaGloria Missa Regia