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% Unus panisUnus panis
  2. 🔍 59% Unus panisUnus panis
  3. 🔍 58% Unus panisUnus panis
  4. 🔍 44% Unam petiiUnam petii
  5. 🔍 34% Unam petiiUnam petii
  6. 🔍 31% Unam petiiUnam petii
  7. 🔍 29% Ecce sic benediceturEcce sic benedicetur
  8. 🔍 27% Domine quinque talentaDomine quinque talenta
  9. 🔍 26% Unam petiiUnam petii
  10. 🔍 24% Emendemus in meliusEmendemus in melius
  11. 🔍 23% EmendemusEmendemus
  12. 🔍 23% Ecce odor filii mei (Resp.)Ecce odor filii mei (Resp.)
  13. 🔍 23% Emendemus in meliusEmendemus in melius
  14. 🔍 22% Precatus estPrecatus est
  15. 🔍 22% Domine quinque talentaDomine quinque talenta
  16. 🔍 22% Eram quasi AgnusEram quasi Agnus
  17. 🔍 21% Dixit Joseph undecim (Resp.)Dixit Joseph undecim (Resp.)
  18. 🔍 21% O lux beata TrinitasO lux beata Trinitas
  19. 🔍 21% Adoraverunt viventem (Resp.)Adoraverunt viventem (Resp.)
  20. 🔍 21% Deus scientiarumDeus scientiarum
  21. 🔍 21% Gloria XIXGloria XIX
  22. 🔍 21% Domine quinque talentaDomine quinque talenta
  23. 🔍 21% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  24. 🔍 20% Oculi meiOculi mei
  25. 🔍 20% EmendemusEmendemus
  26. 🔍 20% Unus militumUnus militum
  27. 🔍 20% Honora DominumHonora Dominum
  28. 🔍 20% Gloria VGloria V
  29. 🔍 20% Signa eosSigna eos
  30. 🔍 20% Missus est... AngelusMissus est... Angelus
  31. 🔍 20% Vigesima quarta (Resp.)Vigesima quarta (Resp.)
  32. 🔍 20% Zoe uxor (Resp.)Zoe uxor (Resp.)
  33. 🔍 20% Missus est Gabriel Angelus (alter tonus)Missus est Gabriel Angelus (alter tonus)
  34. 🔍 20% Factus est opprobriumFactus est opprobrium
  35. 🔍 20% Exspecta DominumExspecta Dominum
  36. 🔍 20% Unus militumUnus militum
  37. 🔍 19% Missus est Gabriel (Resp)Missus est Gabriel (Resp)
  38. 🔍 19% Hodiernae lux dieiHodiernae lux diei
  39. 🔍 19% Vir erat (verses)Vir erat (verses)
  40. 🔍 19% Det tibi Deus (Resp.)Det tibi Deus (Resp.)
  41. 🔍 19% Suscepimus DeusSuscepimus Deus
  42. 🔍 19% Isti sunt dies (Resp)Isti sunt dies (Resp)
  43. 🔍 19% Ecce sic benediceturEcce sic benedicetur
  44. 🔍 19% Unus panisUnus panis
  45. 🔍 19% Benedixit Deus Noe (Gregofacsimil)Benedixit Deus Noe (Gregofacsimil)
  46. 🔍 19% Ecce puer meus (Resp.)Ecce puer meus (Resp.)
  47. 🔍 19% Gloria IXGloria IX
  48. 🔍 18% Bonum mihiBonum mihi
  49. 🔍 18% Immutemur habituImmutemur habitu
  50. 🔍 18% Ut Antonini gloriamUt Antonini gloriam
  51. 🔍 18% Christus natus est nobisChristus natus est nobis
  52. 🔍 18% Domine Dominus nosterDomine Dominus noster
  53. 🔍 18% ObtuleruntObtulerunt
  54. 🔍 18% Missus est Gabriel AngelusMissus est Gabriel Angelus
  55. 🔍 18% Testis mihiTestis mihi
  56. 🔍 18% ImproperiumImproperium
  57. 🔍 18% Unus militumUnus militum
  58. 🔍 18% Omnes de Saba (Resp.)Omnes de Saba (Resp.)
  59. 🔍 18% Visi suntVisi sunt
  60. 🔍 18% Gloria XIGloria XI
  61. 🔍 18% Stabunt justiStabunt justi
  62. 🔍 18% Inquilini domusInquilini domus
  63. 🔍 18% Venite exultemus DominoVenite exultemus Domino
  64. 🔍 18% Justus cum cecideritJustus cum ceciderit
  65. 🔍 18% PriusquamPriusquam