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% Probasti DomineProbasti Domine
  2. 🔍 82% Probasti Domine (Intr.)Probasti Domine (Intr.)
  3. 🔍 66% Juravit DominusJuravit Dominus
  4. 🔍 65% Da nobis DeusDa nobis Deus
  5. 🔍 59% In virtute tua (St Louis)In virtute tua (St Louis)
  6. 🔍 59% In virtute tuaIn virtute tua
  7. 🔍 59% Signum magnumSignum magnum
  8. 🔍 52% In virtute tuaIn virtute tua
  9. 🔍 46% Populus SionPopulus Sion
  10. 🔍 45% Erit quasi signumErit quasi signum
  11. 🔍 45% Oculus DeiOculus Dei
  12. 🔍 44% Ne derelinquas meNe derelinquas me
  13. 🔍 44% Ne derelinquas meNe derelinquas me
  14. 🔍 44% Adjutor et protectorAdjutor et protector
  15. 🔍 42% Viri GalilaeiViri Galilaei
  16. 🔍 42% Audivit DominusAudivit Dominus
  17. 🔍 41% Oculi meiOculi mei
  18. 🔍 41% Puer natus estPuer natus est
  19. 🔍 40% Eduxit DominusEduxit Dominus
  20. 🔍 40% JuravitJuravit
  21. 🔍 40% In virtute tuaIn virtute tua
  22. 🔍 40% Venite benedictiVenite benedicti
  23. 🔍 39% Erit quasi signumErit quasi signum
  24. 🔍 39% Audivit DominusAudivit Dominus
  25. 🔍 39% Oculi meiOculi mei
  26. 🔍 37% Viri GalilaeiViri Galilaei
  27. 🔍 37% Populus SionPopulus Sion
  28. 🔍 36% Puer natus estPuer natus est
  29. 🔍 36% Respice DomineRespice Domine
  30. 🔍 36% Respice DomineRespice Domine
  31. 🔍 35% Ne derelinquas meNe derelinquas me
  32. 🔍 35% Exaudi nos DomineExaudi nos Domine
  33. 🔍 35% Exsultet gaudioExsultet gaudio
  34. 🔍 35% Exspecta DominumExspecta Dominum
  35. 🔍 35% Exspecta DominumExspecta Dominum
  36. 🔍 34% Exaudi nosExaudi nos
  37. 🔍 34% LaetenturLaetentur
  38. 🔍 34% Exaudi nos DomineExaudi nos Domine
  39. 🔍 34% Eduxit DominusEduxit Dominus
  40. 🔍 33% Cum invocarem teCum invocarem te
  41. 🔍 33% Effusum estEffusum est
  42. 🔍 33% Viri GalilaeiViri Galilaei
  43. 🔍 33% Puer natus estPuer natus est
  44. 🔍 33% Miserere mihi... ad teMiserere mihi... ad te
  45. 🔍 32% Juravit DominusJuravit Dominus
  46. 🔍 32% Vidi aquam (ad libitum)Vidi aquam (ad libitum)
  47. 🔍 32% Exaudi DeusExaudi Deus
  48. 🔍 32% Redime meRedime me
  49. 🔍 31% Cum invocarem teCum invocarem te
  50. 🔍 31% Audivit DominusAudivit Dominus
  51. 🔍 31% Exaudi DeusExaudi Deus
  52. 🔍 31% Venite benedictiVenite benedicti
  53. 🔍 31% ExspectansExspectans
  54. 🔍 31% Invocabit meInvocabit me
  55. 🔍 30% Laudate DominumLaudate Dominum
  56. 🔍 30% Ex ore infantiumEx ore infantium
  57. 🔍 30% Benedicite gentesBenedicite gentes
  58. 🔍 30% Spiritus... super me... praedicareSpiritus... super me... praedicare
  59. 🔍 30% Fac mecum DomineFac mecum Domine
  60. 🔍 30% Benedicite gentesBenedicite gentes
  61. 🔍 29% Ex ore infantiumEx ore infantium
  62. 🔍 29% Redime meRedime me
  63. 🔍 29% Mihi autem nimis (Intr.)Mihi autem nimis (Intr.)
  64. 🔍 29% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  65. 🔍 29% HostiamHostiam