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% Toni Communes Ad Gloria Patri (Modo III)Toni Communes Ad Gloria Patri (Modo III)
  2. 🔍 70% Toni Communes Ad Gloria Patri (Modo II)Toni Communes Ad Gloria Patri (Modo II)
  3. 🔍 68% Toni Communes Ad Gloria Patri (Modo I)Toni Communes Ad Gloria Patri (Modo I)
  4. 🔍 67% Toni Communes Ad Gloria Patri (Modo IV)Toni Communes Ad Gloria Patri (Modo IV)
  5. 🔍 64% Toni Communes Ad Gloria Patri (Modo VIII)Toni Communes Ad Gloria Patri (Modo VIII)
  6. 🔍 62% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  7. 🔍 56% Toni Communes Ad Gloria Patri (Modo VII)Toni Communes Ad Gloria Patri (Modo VII)
  8. 🔍 52% Toni Communes Ad Gloria Patri (Modo VI)Toni Communes Ad Gloria Patri (Modo VI)
  9. 🔍 52% Iste cognovitIste cognovit
  10. 🔍 50% In omni tribulationeIn omni tribulatione
  11. 🔍 49% Iste cognovitIste cognovit
  12. 🔍 49% Caecilia me misitCaecilia me misit
  13. 🔍 48% Laudabo nomen tuumLaudabo nomen tuum
  14. 🔍 48% Veniens a LibanoVeniens a Libano
  15. 🔍 47% Diligebat Jesus JoannemDiligebat Jesus Joannem
  16. 🔍 47% Haec est arborHaec est arbor
  17. 🔍 47% Videte qualemVidete qualem
  18. 🔍 47% Doctor bonusDoctor bonus
  19. 🔍 47% Intuemini quantusIntuemini quantus
  20. 🔍 45% Vos qui aliquandoVos qui aliquando
  21. 🔍 45% Ecce Dominus veniet cum splendoreEcce Dominus veniet cum splendore
  22. 🔍 45% Fecit meFecit me
  23. 🔍 44% Dum steteritisDum steteritis
  24. 🔍 44% Post peccatumPost peccatum
  25. 🔍 43% Spiritus Sanctus procedensSpiritus Sanctus procedens
  26. 🔍 42% Me oportet minuiMe oportet minui
  27. 🔍 41% Gloria Patri - VGloria Patri - V
  28. 🔍 41% Ecce vir GabrielEcce vir Gabriel
  29. 🔍 40% Gloria Patri (mode III)Gloria Patri (mode III)
  30. 🔍 40% Gloria Patri (Mode II)Gloria Patri (Mode II)
  31. 🔍 40% Gloria Patri (mode I)Gloria Patri (mode I)
  32. 🔍 39% Gloria Patri - IVGloria Patri - IV
  33. 🔍 38% Si enim non abieroSi enim non abiero
  34. 🔍 38% Gloria Patri - VIIGloria Patri - VII
  35. 🔍 37% Congratulamini mihi...quia quem (t.p.)Congratulamini mihi...quia quem (t.p.)
  36. 🔍 37% Gloria Patri - VIGloria Patri - VI
  37. 🔍 36% Gloria Patri (mode IV)Gloria Patri (mode IV)
  38. 🔍 36% Gloria Patri (mode VII)Gloria Patri (mode VII)
  39. 🔍 36% Gloria Patri - IIGloria Patri - II
  40. 🔍 36% Gloria Patri (mode VI)Gloria Patri (mode VI)
  41. 🔍 35% Isti sunt Sancti qui passi suntIsti sunt Sancti qui passi sunt
  42. 🔍 35% Dominus vobiscumDominus vobiscum
  43. 🔍 35% Gloria Patri (mode V)Gloria Patri (mode V)
  44. 🔍 35% Gloria Patri - IGloria Patri - I
  45. 🔍 34% Gloria Patri IVGloria Patri IV
  46. 🔍 34% Gloria Patri IVGloria Patri IV
  47. 🔍 33% Ingressus Angelus ad TobiamIngressus Angelus ad Tobiam
  48. 🔍 33% Gloria Patri (mode VIII)Gloria Patri (mode VIII)
  49. 🔍 33% Gloria Patri II (C3)Gloria Patri II (C3)
  50. 🔍 33% Gloria Patri VGloria Patri V
  51. 🔍 33% Gloria Patri IIIGloria Patri III
  52. 🔍 33% Gloria Patri VGloria Patri V
  53. 🔍 33% Multae filiae congregaveruntMultae filiae congregaverunt
  54. 🔍 32% Ecce virgo concipiet (t.p.)Ecce virgo concipiet (t.p.)
  55. 🔍 32% In nomine PatrisIn nomine Patris
  56. 🔍 32% Peccavi super numerumPeccavi super numerum
  57. 🔍 32% Praeparate corda vestraPraeparate corda vestra
  58. 🔍 32% Ecce virgo concipietEcce virgo concipiet
  59. 🔍 31% Gloria Patri VIGloria Patri VI
  60. 🔍 31% Vidi speciosamVidi speciosam
  61. 🔍 31% Angelus DominiAngelus Domini
  62. 🔍 31% Angelus Domini descenditAngelus Domini descendit
  63. 🔍 31% Gloria Patri VIGloria Patri VI
  64. 🔍 31% Redemit DominusRedemit Dominus
  65. 🔍 31% Benedicamus DominoBenedicamus Domino