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% Observa filiObserva fili
  2. 🔍 67% Observa filiObserva fili
  3. 🔍 66% Observa fili praeceptaObserva fili praecepta
  4. 🔍 31% O admirabile commercium (alleluia)O admirabile commercium (alleluia)
  5. 🔍 31% O admirabile commerciumO admirabile commercium
  6. 🔍 28% Fili praebeFili praebe
  7. 🔍 27% Ibat JesusIbat Jesus
  8. 🔍 26% Obsecro Domine auferObsecro Domine aufer
  9. 🔍 26% Obsecro Domine auferObsecro Domine aufer
  10. 🔍 26% Exiit sermoExiit sermo
  11. 🔍 25% Misericordia et veritasMisericordia et veritas
  12. 🔍 25% Exiit sermo interExiit sermo inter
  13. 🔍 25% Ibat Jesus in civitatemIbat Jesus in civitatem
  14. 🔍 24% O admirabile commerciumO admirabile commercium
  15. 🔍 24% InvocabimusInvocabimus
  16. 🔍 24% Tu solus peregrinusTu solus peregrinus
  17. 🔍 23% O beata VirgoO beata Virgo
  18. 🔍 23% Regali ex progenieRegali ex progenie
  19. 🔍 23% Dabit illi DominusDabit illi Dominus
  20. 🔍 23% Dabit illi DominusDabit illi Dominus
  21. 🔍 23% Dixit Dominus DominoDixit Dominus Domino
  22. 🔍 23% Ascendens JesusAscendens Jesus
  23. 🔍 23% Dominum DeumDominum Deum
  24. 🔍 23% Benedicta es tuBenedicta es tu
  25. 🔍 23% Fili recordareFili recordare
  26. 🔍 23% Regali ex progenieRegali ex progenie
  27. 🔍 23% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  28. 🔍 23% Serve nequamServe nequam
  29. 🔍 23% Ascendente JesuAscendente Jesu
  30. 🔍 23% Cum immundus spiritusCum immundus spiritus
  31. 🔍 22% Tu DomineTu Domine
  32. 🔍 22% Adjutor meusAdjutor meus
  33. 🔍 22% Virgo potensVirgo potens
  34. 🔍 22% Fili praebe mihiFili praebe mihi
  35. 🔍 22% Lapides pretiosiLapides pretiosi
  36. 🔍 22% Ascendens Jesus in navimAscendens Jesus in navim
  37. 🔍 22% In aeternumIn aeternum
  38. 🔍 22% Joseph fili DavidJoseph fili David
  39. 🔍 22% Tu gloria JerusalemTu gloria Jerusalem
  40. 🔍 22% Virgo potensVirgo potens
  41. 🔍 22% Miserere mihiMiserere mihi
  42. 🔍 22% Voce meaVoce mea
  43. 🔍 22% Exaltare DomineExaltare Domine
  44. 🔍 22% Deus meus misericordiaDeus meus misericordia
  45. 🔍 22% Leva in circuituLeva in circuitu
  46. 🔍 22% Corde et animoCorde et animo
  47. 🔍 22% Deus autem nosterDeus autem noster
  48. 🔍 22% Tu honorificentiaTu honorificentia
  49. 🔍 22% O admirabile commerciumO admirabile commercium
  50. 🔍 22% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis
  51. 🔍 21% Inclina cor meumInclina cor meum
  52. 🔍 21% O quam metuendusO quam metuendus
  53. 🔍 21% Dixit Mater Jesu ad illumDixit Mater Jesu ad illum
  54. 🔍 21% Vexilla RegisVexilla Regis
  55. 🔍 21% Sol et lunaSol et luna
  56. 🔍 21% Benedictus DominusBenedictus Dominus
  57. 🔍 21% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  58. 🔍 21% Gloria XIIIGloria XIII
  59. 🔍 21% Benedico... FiliumBenedico... Filium
  60. 🔍 21% Invicte Martyr unicumInvicte Martyr unicum
  61. 🔍 21% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  62. 🔍 21% Domine bonum estDomine bonum est
  63. 🔍 21% O quam metuendusO quam metuendus
  64. 🔍 21% Cum audisset salutationemCum audisset salutationem
  65. 🔍 21% Immittet AngelusImmittet Angelus