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% Oculus DeiOculus Dei
  2. 🔍 54% Da nobis DeusDa nobis Deus
  3. 🔍 52% Respice DomineRespice Domine
  4. 🔍 50% In virtute tuaIn virtute tua
  5. 🔍 47% Respice DomineRespice Domine
  6. 🔍 47% In virtute tua (St Louis)In virtute tua (St Louis)
  7. 🔍 46% Adjutor et protectorAdjutor et protector
  8. 🔍 46% Puer natus estPuer natus est
  9. 🔍 45% Probasti DomineProbasti Domine
  10. 🔍 45% Juravit DominusJuravit Dominus
  11. 🔍 45% Populus SionPopulus Sion
  12. 🔍 44% Signum magnumSignum magnum
  13. 🔍 43% In virtute tuaIn virtute tua
  14. 🔍 43% Eduxit DominusEduxit Dominus
  15. 🔍 40% Puer natus estPuer natus est
  16. 🔍 40% Erit quasi signumErit quasi signum
  17. 🔍 40% Viri GalilaeiViri Galilaei
  18. 🔍 39% Venite benedictiVenite benedicti
  19. 🔍 39% Populus SionPopulus Sion
  20. 🔍 37% Probasti Domine (Intr.)Probasti Domine (Intr.)
  21. 🔍 36% Audivit DominusAudivit Dominus
  22. 🔍 36% Exsultet gaudioExsultet gaudio
  23. 🔍 35% Eduxit DominusEduxit Dominus
  24. 🔍 35% Oculi meiOculi mei
  25. 🔍 35% Puer natus estPuer natus est
  26. 🔍 34% Vidi aquam (ad libitum)Vidi aquam (ad libitum)
  27. 🔍 34% Oculi meiOculi mei
  28. 🔍 33% Erit quasi signumErit quasi signum
  29. 🔍 33% Audivit DominusAudivit Dominus
  30. 🔍 33% Venite benedictiVenite benedicti
  31. 🔍 33% Mihi adhaere DeoMihi adhaere Deo
  32. 🔍 32% Viri GalilaeiViri Galilaei
  33. 🔍 32% Ne derelinquas meNe derelinquas me
  34. 🔍 32% Ne derelinquas meNe derelinquas me
  35. 🔍 32% Exspecta DominumExspecta Dominum
  36. 🔍 31% Viri GalilaeiViri Galilaei
  37. 🔍 31% Benedicite gentesBenedicite gentes
  38. 🔍 31% Puer natus estPuer natus est
  39. 🔍 31% Benedicite gentesBenedicite gentes
  40. 🔍 31% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  41. 🔍 30% Puer Natus EstPuer Natus Est
  42. 🔍 30% Dominus implebitDominus implebit
  43. 🔍 30% Dominus dixitDominus dixit
  44. 🔍 29% Adjutor et protectorAdjutor et protector
  45. 🔍 29% Laudate DominumLaudate Dominum
  46. 🔍 29% Gloria Patri VIIGloria Patri VII
  47. 🔍 29% Exaudi nosExaudi nos
  48. 🔍 29% Exaudi nos DomineExaudi nos Domine
  49. 🔍 29% Exspecta DominumExspecta Dominum
  50. 🔍 28% Factus est cum AlleluiaFactus est cum Alleluia
  51. 🔍 28% Ego sumEgo sum
  52. 🔍 28% Vidi aquamVidi aquam
  53. 🔍 28% Laetabitur justusLaetabitur justus
  54. 🔍 28% ExsultabitExsultabit
  55. 🔍 28% Benedictus esBenedictus es
  56. 🔍 28% Dominus dixitDominus dixit
  57. 🔍 27% Benedicite gentesBenedicite gentes
  58. 🔍 27% Respice DomineRespice Domine
  59. 🔍 27% Cum invocarem teCum invocarem te
  60. 🔍 27% Redime meRedime me
  61. 🔍 27% Factus est sine AlleluiaFactus est sine Alleluia
  62. 🔍 27% Benedictus es Domine DeusBenedictus es Domine Deus
  63. 🔍 27% Invocabit meInvocabit me
  64. 🔍 27% Gloria Patri VIIGloria Patri VII
  65. 🔍 27% Oculus DeiOculus Dei