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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Aurora iamAurora iam
  2. πŸ” 91% Aurora iamAurora iam
  3. πŸ” 74% Aurora Jam Spargit Polum (hiemalis)Aurora Jam Spargit Polum (hiemalis)
  4. πŸ” 65% Aurora Jam Spargit Polum (aestivalis)Aurora Jam Spargit Polum (aestivalis)
  5. πŸ” 59% Aurora jam spargitAurora jam spargit
  6. πŸ” 50% Aurora Jam Spargit PolumAurora Jam Spargit Polum
  7. πŸ” 38% Splendor paternae gloriae (in Hieme)Splendor paternae gloriae (in Hieme)
  8. πŸ” 35% Nox et tenebraeNox et tenebrae
  9. πŸ” 35% Pergrata mundoPergrata mundo
  10. πŸ” 35% Splendor paternaeSplendor paternae
  11. πŸ” 33% Aeterna caeli gloria (in Hieme)Aeterna caeli gloria (in Hieme)
  12. πŸ” 33% Aeterna caeli gloriaAeterna caeli gloria
  13. πŸ” 33% Fulgentis auctor aetherisFulgentis auctor aetheris
  14. πŸ” 32% Ales diei nuntiusAles diei nuntius
  15. πŸ” 31% Nox et tenebrae (in Hieme)Nox et tenebrae (in Hieme)
  16. πŸ” 31% Somno refectis artubusSomno refectis artubus
  17. πŸ” 31% Exsultet iam angelicaExsultet iam angelica
  18. πŸ” 31% Aurora Jam Spargit PolumAurora Jam Spargit Polum
  19. πŸ” 31% Aurora Jam Spargit PolumAurora Jam Spargit Polum
  20. πŸ” 31% Splendor paternae gloriaeSplendor paternae gloriae
  21. πŸ” 30% Sol ecce surgitSol ecce surgit
  22. πŸ” 30% Aeterne lucis conditorAeterne lucis conditor
  23. πŸ” 30% Somno refectisSomno refectis
  24. πŸ” 30% Adoro te devoteAdoro te devote
  25. πŸ” 30% Iam surgitIam surgit
  26. πŸ” 30% Aurora Jam Spargit PolumAurora Jam Spargit Polum
  27. πŸ” 30% Dicamus laudes (In dominicis)Dicamus laudes (In dominicis)
  28. πŸ” 30% Adesto rerum conditorAdesto rerum conditor
  29. πŸ” 29% Ales diei nuntiusAles diei nuntius
  30. πŸ” 29% Dicamus laudes (In feriis)Dicamus laudes (In feriis)
  31. πŸ” 29% Certum tenentes (In dominicis per annum)Certum tenentes (In dominicis per annum)
  32. πŸ” 29% Splendor paternaeSplendor paternae
  33. πŸ” 29% Ales diei nuntiusAles diei nuntius
  34. πŸ” 29% Jam Lucis Orto T.P.Jam Lucis Orto T.P.
  35. πŸ” 29% Veni Redemptor gentiumVeni Redemptor gentium
  36. πŸ” 29% Somno refectis (+rhythmic signs)Somno refectis (+rhythmic signs)
  37. πŸ” 28% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  38. πŸ” 28% Certum tenentes (In feriis per annum)Certum tenentes (In feriis per annum)
  39. πŸ” 28% Verbum salutis omniumVerbum salutis omnium
  40. πŸ” 28% Te DeumTe Deum
  41. πŸ” 28% Hymnus Te DeumHymnus Te Deum
  42. πŸ” 28% Invicte MartyrInvicte Martyr
  43. πŸ” 28% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  44. πŸ” 28% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  45. πŸ” 28% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  46. πŸ” 28% Nocte surgentesNocte surgentes
  47. πŸ” 28% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  48. πŸ” 28% Iam surgit TPIam surgit TP
  49. πŸ” 27% Deus qui claro lΓΊmineDeus qui claro lΓΊmine
  50. πŸ” 27% Te DeumTe Deum
  51. πŸ” 27% Deus qui caeli lumen esDeus qui caeli lumen es
  52. πŸ” 27% Adesto rerum conditorAdesto rerum conditor
  53. πŸ” 27% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  54. πŸ” 27% Te DeumTe Deum
  55. πŸ” 27% Te DeumTe Deum
  56. πŸ” 27% Te DeumTe Deum
  57. πŸ” 27% Te Matrem laudamusTe Matrem laudamus
  58. πŸ” 27% Tu Trinitatis (+rhythmic signs)Tu Trinitatis (+rhythmic signs)
  59. πŸ” 27% Adoro te devoteAdoro te devote
  60. πŸ” 27% Ternis horarum (In dominicis per annum)Ternis horarum (In dominicis per annum)
  61. πŸ” 27% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  62. πŸ” 27% Hymnus Te DeumHymnus Te Deum
  63. πŸ” 27% Te DeumTe Deum
  64. πŸ” 26% Tu Trinitatis UnitasTu Trinitatis Unitas
  65. πŸ” 26% Te lucis ante terminum (In Nativitate Domini)Te lucis ante terminum (In Nativitate Domini)