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: 2025-12-20. 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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Noctis tenebrasNoctis tenebras
  2. πŸ” 21% Aurora soli praeviaAurora soli praevia
  3. πŸ” 21% Fac Domine ut simFac Domine ut sim
  4. πŸ” 21% ConfessorConfessor
  5. πŸ” 21% Jam noctisJam noctis
  6. πŸ” 20% Exibant... daemoniaExibant... daemonia
  7. πŸ” 20% Magne VincentiMagne Vincenti
  8. πŸ” 19% Ecce jamEcce jam
  9. πŸ” 19% Matris sub almaeMatris sub almae
  10. πŸ” 19% Austeritate vitaeAusteritate vitae
  11. πŸ” 18% Ecce jamEcce jam
  12. πŸ” 18% Dedisti hereditatemDedisti hereditatem
  13. πŸ” 17% Jam ChristeJam Christe
  14. πŸ” 17% Ecce jam noctis tenuaturEcce jam noctis tenuatur
  15. πŸ” 17% Jam lucis orto sidere (Tempore Nativitatis)Jam lucis orto sidere (Tempore Nativitatis)
  16. πŸ” 17% Aeterno RegiAeterno Regi
  17. πŸ” 17% Ternis ter horisTernis ter horis
  18. πŸ” 17% Ecce jam noctis tenuatur (Alter tonus)Ecce jam noctis tenuatur (Alter tonus)
  19. πŸ” 17% Cantabant sanctiCantabant sancti
  20. πŸ” 17% PraeclaraPraeclara
  21. πŸ” 16% Ternis ter horisTernis ter horis
  22. πŸ” 16% Ternis ter horisTernis ter horis
  23. πŸ” 16% Jesu decusJesu decus
  24. πŸ” 16% Jesu Redemptor (II)Jesu Redemptor (II)
  25. πŸ” 16% Quasi tubaQuasi tuba
  26. πŸ” 16% Celsi meritiCelsi meriti
  27. πŸ” 16% Ecce iam noctisEcce iam noctis
  28. πŸ” 16% Martyr Dei (III)Martyr Dei (III)
  29. πŸ” 16% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  30. πŸ” 16% Cantate DominoCantate Domino
  31. πŸ” 16% Pii temperentiaPii temperentia
  32. πŸ” 16% Cum vocatus fuerisCum vocatus fueris
  33. πŸ” 15% Martyr Dei (I)Martyr Dei (I)
  34. πŸ” 15% Archangeli MichaelisArchangeli Michaelis
  35. πŸ” 15% Attendite universiAttendite universi
  36. πŸ” 15% Archangeli GabrielisArchangeli Gabrielis
  37. πŸ” 15% Te lucis ante terminumTe lucis ante terminum
  38. πŸ” 15% Lux o decora patriaeLux o decora patriae
  39. πŸ” 15% Aurora solis nuntiaAurora solis nuntia
  40. πŸ” 15% Aeterna... Martyrum (I)Aeterna... Martyrum (I)
  41. πŸ” 15% AetΓ©rna imΓ‘goAetΓ©rna imΓ‘go
  42. πŸ” 15% Beatus Laurentius orabatBeatus Laurentius orabat
  43. πŸ” 15% Aeterna imago altissimiAeterna imago altissimi
  44. πŸ” 15% Hodie caelestiHodie caelesti
  45. πŸ” 15% Succedit nocti luciferSuccedit nocti lucifer
  46. πŸ” 15% Ad cenamAd cenam
  47. πŸ” 15% Lux o decora patriaeLux o decora patriae
  48. πŸ” 15% Post triduumPost triduum
  49. πŸ” 15% Lauda... annuntiatLauda... annuntiat
  50. πŸ” 15% Deus meus es tuDeus meus es tu
  51. πŸ” 15% Iam lucis orto sidere Iam lucis orto sidere
  52. πŸ” 15% Filiae JerusalemFiliae Jerusalem
  53. πŸ” 15% ContumeliasContumelias
  54. πŸ” 15% Jesu nostra redemptioJesu nostra redemptio
  55. πŸ” 15% Ecce jam noctisEcce jam noctis
  56. πŸ” 15% RecordareRecordare
  57. πŸ” 15% Exibant autem daemoniaExibant autem daemonia
  58. πŸ” 15% Tibi soliTibi soli
  59. πŸ” 15% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  60. πŸ” 15% Vobis datum estVobis datum est
  61. πŸ” 15% Te lucis ante terminum (Dupl.)Te lucis ante terminum (Dupl.)
  62. πŸ” 15% Joannes autemJoannes autem
  63. πŸ” 15% BenedictionemBenedictionem
  64. πŸ” 15% Mediae noctisMediae noctis
  65. πŸ” 15% Ave MariaAve Maria