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 🔍 to find similarities to the given chant.

  1. 🔍 100% Improperium... et non inveniImproperium... et non inveni
  2. 🔍 39% ImproperiumImproperium
  3. 🔍 31% Ex SyonEx Syon
  4. 🔍 31% Venite exsultemus IVVenite exsultemus IV
  5. 🔍 29% Anima...sicut passerAnima...sicut passer
  6. 🔍 29% Sicut liliumSicut lilium
  7. 🔍 28% Laetabitur justusLaetabitur justus
  8. 🔍 28% Ex Sion speciesEx Sion species
  9. 🔍 27% Jesu nostra redemptioJesu nostra redemptio
  10. 🔍 27% Laudate DominumLaudate Dominum
  11. 🔍 27% Beatus vir qui timetBeatus vir qui timet
  12. 🔍 26% Anima... sustinetAnima... sustinet
  13. 🔍 26% ExspectansExspectans
  14. 🔍 25% Benedic... et renovabiturBenedic... et renovabitur
  15. 🔍 25% Summi Parentis FilioSummi Parentis Filio
  16. 🔍 25% ImproperiumImproperium
  17. 🔍 25% ImproperiumImproperium
  18. 🔍 25% Quicumque certumQuicumque certum
  19. 🔍 25% Flores apparueruntFlores apparuerunt
  20. 🔍 25% Venite exultemus Domino (IV Tonus A)Venite exultemus Domino (IV Tonus A)
  21. 🔍 25% In virtute tuaIn virtute tua
  22. 🔍 24% Te DeumTe Deum
  23. 🔍 24% Audi Benigne ConditorAudi Benigne Conditor
  24. 🔍 24% Tribulationes cordisTribulationes cordis
  25. 🔍 24% Jesu dulcisJesu dulcis
  26. 🔍 24% Audi benigne Conditor Audi benigne Conditor
  27. 🔍 24% Audi benigne conditorAudi benigne conditor
  28. 🔍 24% Beatus qui auditBeatus qui audit
  29. 🔍 24% Invocabit meInvocabit me
  30. 🔍 24% Probasti Domine (Intr.)Probasti Domine (Intr.)
  31. 🔍 24% Eram quasi AgnusEram quasi Agnus
  32. 🔍 24% Me exspectaveruntMe exspectaverunt
  33. 🔍 24% Invocabit meInvocabit me
  34. 🔍 24% Multae tribulationesMultae tribulationes
  35. 🔍 24% HostiamHostiam
  36. 🔍 24% Hymnus Te DeumHymnus Te Deum
  37. 🔍 24% In Deo speravitIn Deo speravit
  38. 🔍 24% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  39. 🔍 24% Te DeumTe Deum
  40. 🔍 24% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  41. 🔍 24% Benedicam DominumBenedicam Dominum
  42. 🔍 23% Multitudo languentiumMultitudo languentium
  43. 🔍 23% Vidi aquamVidi aquam
  44. 🔍 23% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  45. 🔍 23% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  46. 🔍 23% Justus cum cecideritJustus cum ceciderit
  47. 🔍 23% Domine in cælo misericordia tuaDomine in cælo misericordia tua
  48. 🔍 23% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  49. 🔍 23% Venite exsultemus (mode 4e simplex)Venite exsultemus (mode 4e simplex)
  50. 🔍 23% CommunicantesCommunicantes
  51. 🔍 23% Improperium... et non inveniImproperium... et non inveni
  52. 🔍 23% In te speraviIn te speravi
  53. 🔍 23% DeclinaboDeclinabo
  54. 🔍 23% Misit DominusMisit Dominus
  55. 🔍 23% Salvum fac populumSalvum fac populum
  56. 🔍 23% Te DeumTe Deum
  57. 🔍 23% Exivit Tobias ut laveretExivit Tobias ut laveret
  58. 🔍 23% Improperium... simul mecumImproperium... simul mecum
  59. 🔍 23% Sancte N.Sancte N.
  60. 🔍 23% Adjuvabit eamAdjuvabit eam
  61. 🔍 22% Improperium... simul contristareturImproperium... simul contristaretur
  62. 🔍 22% Regina postquamRegina postquam
  63. 🔍 22% Te Deum (Solemn tone)Te Deum (Solemn tone)
  64. 🔍 22% Reges TharsisReges Tharsis
  65. 🔍 22% In virtute tua (St Louis)In virtute tua (St Louis)