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% In virtute tuaIn virtute tua
  2. 🔍 92% In virtute tuaIn virtute tua
  3. 🔍 84% In virtute tua (St Louis)In virtute tua (St Louis)
  4. 🔍 66% In virtute tuaIn virtute tua
  5. 🔍 62% Da nobis DeusDa nobis Deus
  6. 🔍 59% Probasti DomineProbasti Domine
  7. 🔍 56% Signum magnumSignum magnum
  8. 🔍 53% Probasti Domine (Intr.)Probasti Domine (Intr.)
  9. 🔍 52% Juravit DominusJuravit Dominus
  10. 🔍 50% Oculus DeiOculus Dei
  11. 🔍 49% Erit quasi signumErit quasi signum
  12. 🔍 47% Adjutor et protectorAdjutor et protector
  13. 🔍 46% Puer natus estPuer natus est
  14. 🔍 45% Viri GalilaeiViri Galilaei
  15. 🔍 45% Eduxit DominusEduxit Dominus
  16. 🔍 44% Erit quasi signumErit quasi signum
  17. 🔍 44% Ne derelinquas meNe derelinquas me
  18. 🔍 43% Populus SionPopulus Sion
  19. 🔍 43% Respice DomineRespice Domine
  20. 🔍 43% Venite benedictiVenite benedicti
  21. 🔍 42% Puer natus estPuer natus est
  22. 🔍 42% Exsultet gaudioExsultet gaudio
  23. 🔍 42% Respice DomineRespice Domine
  24. 🔍 41% Ne derelinquas meNe derelinquas me
  25. 🔍 40% Audivit DominusAudivit Dominus
  26. 🔍 40% Eduxit DominusEduxit Dominus
  27. 🔍 39% Viri GalilaeiViri Galilaei
  28. 🔍 38% Oculi meiOculi mei
  29. 🔍 38% Exaudi nosExaudi nos
  30. 🔍 38% Viri GalilaeiViri Galilaei
  31. 🔍 38% Exaudi nos DomineExaudi nos Domine
  32. 🔍 37% Populus SionPopulus Sion
  33. 🔍 37% Audivit DominusAudivit Dominus
  34. 🔍 36% Exaudi nos DomineExaudi nos Domine
  35. 🔍 36% Benedicite gentesBenedicite gentes
  36. 🔍 36% Oculi meiOculi mei
  37. 🔍 36% Invocabit meInvocabit me
  38. 🔍 35% Laudate DominumLaudate Dominum
  39. 🔍 35% Benedicite gentesBenedicite gentes
  40. 🔍 35% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  41. 🔍 35% Venite benedictiVenite benedicti
  42. 🔍 34% Miserere mihi... ad teMiserere mihi... ad te
  43. 🔍 33% Puer natus estPuer natus est
  44. 🔍 33% Laetabitur justusLaetabitur justus
  45. 🔍 33% Dilectio DeiDilectio Dei
  46. 🔍 33% Effusum estEffusum est
  47. 🔍 32% Benedicite gentesBenedicite gentes
  48. 🔍 32% Puer natus estPuer natus est
  49. 🔍 32% Spiritus... super me... praedicareSpiritus... super me... praedicare
  50. 🔍 32% Signum MagnumSignum Magnum
  51. 🔍 32% Signum MagnumSignum Magnum
  52. 🔍 32% Exsultet gaudioExsultet gaudio
  53. 🔍 32% Invocabit meInvocabit me
  54. 🔍 31% Exspecta DominumExspecta Dominum
  55. 🔍 31% JuravitJuravit
  56. 🔍 31% Vidi aquam (ad libitum)Vidi aquam (ad libitum)
  57. 🔍 30% LaetenturLaetentur
  58. 🔍 30% Spiritus Domini... praedicareSpiritus Domini... praedicare
  59. 🔍 30% O beata MaterO beata Mater
  60. 🔍 30% Exsultat gaudioExsultat gaudio
  61. 🔍 30% Cogitationes Cordis cum AlleluiaCogitationes Cordis cum Alleluia
  62. 🔍 30% Exspecta DominumExspecta Dominum
  63. 🔍 30% Gloria Patri VIIGloria Patri VII
  64. 🔍 30% Mihi autem absit. Ps. MementoMihi autem absit. Ps. Memento
  65. 🔍 30% Ex ore infantiumEx ore infantium