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% Ab occultis meisAb occultis meis
  2. 🔍 71% Ab occultis meisAb occultis meis
  3. 🔍 70% Ab occultis meisAb occultis meis
  4. 🔍 36% Ab occultis meisAb occultis meis
  5. 🔍 35% Ab occultis meisAb occultis meis
  6. 🔍 32% Ab occultis meisAb occultis meis
  7. 🔍 27% Ne derelinquas meNe derelinquas me
  8. 🔍 27% Per signum CrucisPer signum Crucis
  9. 🔍 27% Sub umbra illiusSub umbra illius
  10. 🔍 25% Domine Deus meusDomine Deus meus
  11. 🔍 25% Sub umbra illiusSub umbra illius
  12. 🔍 24% Benedictus es... et non tradasBenedictus es... et non tradas
  13. 🔍 24% Non meis meritisNon meis meritis
  14. 🔍 22% Eduxit DominusEduxit Dominus
  15. 🔍 22% Dominus ab uteroDominus ab utero
  16. 🔍 22% Ab insurgentibusAb insurgentibus
  17. 🔍 22% ReminiscereReminiscere
  18. 🔍 22% Ab hominibusAb hominibus
  19. 🔍 21% Domine fac mecumDomine fac mecum
  20. 🔍 21% Non meis meritisNon meis meritis
  21. 🔍 21% Per signum crucisPer signum crucis
  22. 🔍 21% ResurrexiResurrexi
  23. 🔍 21% Effusum estEffusum est
  24. 🔍 21% Ab hominibusAb hominibus
  25. 🔍 21% Venite benedictiVenite benedicti
  26. 🔍 21% Exsultat gaudioExsultat gaudio
  27. 🔍 21% Audi benigne Conditor Audi benigne Conditor
  28. 🔍 21% Mihi autem absit. Ps. VoceMihi autem absit. Ps. Voce
  29. 🔍 20% Mihi autem absit. Ps. MementoMihi autem absit. Ps. Memento
  30. 🔍 20% RecordareRecordare
  31. 🔍 20% Jacta cogitatumJacta cogitatum
  32. 🔍 20% JuravitJuravit
  33. 🔍 20% Non meis meritisNon meis meritis
  34. 🔍 20% Mihi autem absit. Ps. VoceMihi autem absit. Ps. Voce
  35. 🔍 20% O beata MaterO beata Mater
  36. 🔍 20% Dominus ab uteroDominus ab utero
  37. 🔍 20% Ab insurgentibus ... protege meAb insurgentibus ... protege me
  38. 🔍 19% Ab hominibus iniquisAb hominibus iniquis
  39. 🔍 19% Per signum CrucisPer signum Crucis
  40. 🔍 19% Unus panisUnus panis
  41. 🔍 19% Cum invocarem teCum invocarem te
  42. 🔍 19% Oculi meiOculi mei
  43. 🔍 19% Te DeumTe Deum
  44. 🔍 19% Ne derelinquas meNe derelinquas me
  45. 🔍 19% Redime meRedime me
  46. 🔍 19% Domine quinque talentaDomine quinque talenta
  47. 🔍 19% Mihi autem absit. Ps. MementoMihi autem absit. Ps. Memento
  48. 🔍 19% Dominus regit meDominus regit me
  49. 🔍 19% In virtute tuaIn virtute tua
  50. 🔍 18% Audivit DominusAudivit Dominus
  51. 🔍 18% Non meis meritisNon meis meritis
  52. 🔍 18% Domine Deus meusDomine Deus meus
  53. 🔍 18% Dominus firmamentumDominus firmamentum
  54. 🔍 18% Oratio meaOratio mea
  55. 🔍 18% Anima ChristiAnima Christi
  56. 🔍 18% Intret oratioIntret oratio
  57. 🔍 18% LaetenturLaetentur
  58. 🔍 18% Honora DominumHonora Dominum
  59. 🔍 18% Redime meRedime me
  60. 🔍 18% Non duplicesNon duplices
  61. 🔍 18% Tu Domine servabisTu Domine servabis
  62. 🔍 18% Isti sunt dies (Resp)Isti sunt dies (Resp)
  63. 🔍 18% Ab insurgentibus in meAb insurgentibus in me
  64. 🔍 18% Adjuva nosAdjuva nos
  65. 🔍 18% Pater si non potestPater si non potest