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% Sacerdotes ejus (Grad.)Sacerdotes ejus (Grad.)
  2. 🔍 63% Ipse habetIpse habet
  3. 🔍 55% Sacerdotes ejusSacerdotes ejus
  4. 🔍 47% Inveni DavidInveni David
  5. 🔍 46% Inveni DavidInveni David
  6. 🔍 43% Dominus mihiDominus mihi
  7. 🔍 41% Desiderium cordisDesiderium cordis
  8. 🔍 38% Inflammatum estInflammatum est
  9. 🔍 36% SperaSpera
  10. 🔍 36% Sacerdotes ejusSacerdotes ejus
  11. 🔍 35% Sacerdotes SionSacerdotes Sion
  12. 🔍 35% Posuisti Domine (Grad.)Posuisti Domine (Grad.)
  13. 🔍 35% Qui timetisQui timetis
  14. 🔍 33% Pauperes SionPauperes Sion
  15. 🔍 33% Beata gensBeata gens
  16. 🔍 33% ConsummatusConsummatus
  17. 🔍 32% Inveni David (St Louis)Inveni David (St Louis)
  18. 🔍 31% Tota formosaTota formosa
  19. 🔍 29% Custodi meCustodi me
  20. 🔍 29% GloriabunturGloriabuntur
  21. 🔍 29% Timete DominumTimete Dominum
  22. 🔍 29% ExsultavitExsultavit
  23. 🔍 29% In splendoribusIn splendoribus
  24. 🔍 28% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  25. 🔍 28% Miserere mei DeusMiserere mei Deus
  26. 🔍 28% Salvum fac servumSalvum fac servum
  27. 🔍 28% Veritas mea (Com.)Veritas mea (Com.)
  28. 🔍 28% Erit vobisErit vobis
  29. 🔍 27% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  30. 🔍 27% Dulcis et rectusDulcis et rectus
  31. 🔍 27% Cantate DominoCantate Domino
  32. 🔍 27% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  33. 🔍 27% Concupivit rexConcupivit rex
  34. 🔍 27% Paratum cor meumParatum cor meum
  35. 🔍 27% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  36. 🔍 27% Benedixit te DominusBenedixit te Dominus
  37. 🔍 27% Esto mihiEsto mihi
  38. 🔍 27% Confitebor tibi... in totoConfitebor tibi... in toto
  39. 🔍 27% Desiderium cordisDesiderium cordis
  40. 🔍 26% Domine fortitudoDomine fortitudo
  41. 🔍 26% Sacerdotes DominiSacerdotes Domini
  42. 🔍 26% Venite exultemus DominoVenite exultemus Domino
  43. 🔍 26% Gaudete cum alleluiaGaudete cum alleluia
  44. 🔍 26% Christus natus est nobisChristus natus est nobis
  45. 🔍 26% Sacerdotes ejusSacerdotes ejus
  46. 🔍 26% Diffusa estDiffusa est
  47. 🔍 26% QuemadmodumQuemadmodum
  48. 🔍 26% Omnes gentes quascumque (Grad)Omnes gentes quascumque (Grad)
  49. 🔍 26% In medio EcclesiaeIn medio Ecclesiae
  50. 🔍 26% Os justi (Grad.)Os justi (Grad.)
  51. 🔍 26% UniversiUniversi
  52. 🔍 25% Inveni DavidInveni David
  53. 🔍 25% Ecce quam bonumEcce quam bonum
  54. 🔍 25% Sacerdotes tuiSacerdotes tui
  55. 🔍 25% AmbulateAmbulate
  56. 🔍 25% AdducenturAdducentur
  57. 🔍 25% Simon JoannisSimon Joannis
  58. 🔍 25% Sciant gentesSciant gentes
  59. 🔍 25% Gloriosus DeusGloriosus Deus
  60. 🔍 25% Benedictio perituriBenedictio perituri
  61. 🔍 25% Exsultavit ut gigasExsultavit ut gigas
  62. 🔍 25% SanctificavitSanctificavit
  63. 🔍 25% Veni Domine et noliVeni Domine et noli
  64. 🔍 25% Pontifex sacerdosPontifex sacerdos
  65. 🔍 25% Beatus quicumqueBeatus quicumque