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% Sancti tui DomineSancti tui Domine
  2. 🔍 73% Sancti tui DomineSancti tui Domine
  3. 🔍 61% Sancti tui DomineSancti tui Domine
  4. 🔍 61% Sancti tui DomineSancti tui Domine
  5. 🔍 49% Sancti tuiSancti tui
  6. 🔍 33% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  7. 🔍 32% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  8. 🔍 30% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  9. 🔍 29% Regina caeli laetareRegina caeli laetare
  10. 🔍 29% Ite nuntiate fratribusIte nuntiate fratribus
  11. 🔍 29% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  12. 🔍 29% In velamento clamabantIn velamento clamabant
  13. 🔍 29% Alleluia (mode 8)Alleluia (mode 8)
  14. 🔍 28% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  15. 🔍 28% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  16. 🔍 28% Alleluia (mode 8)Alleluia (mode 8)
  17. 🔍 28% Nonne sic oportuitNonne sic oportuit
  18. 🔍 28% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  19. 🔍 28% AlleluiaAlleluia
  20. 🔍 28% Odor tuusOdor tuus
  21. 🔍 27% Sancti et justiSancti et justi
  22. 🔍 27% Prae timore autemPrae timore autem
  23. 🔍 27% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  24. 🔍 27% Alleluia (Dominica ad Nonam T.P.)Alleluia (Dominica ad Nonam T.P.)
  25. 🔍 27% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  26. 🔍 27% Bellabunt adversum te (T.P.)Bellabunt adversum te (T.P.)
  27. 🔍 27% Venite omnes adoremusVenite omnes adoremus
  28. 🔍 27% In caelestibus regnisIn caelestibus regnis
  29. 🔍 27% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  30. 🔍 26% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  31. 🔍 26% Alleluia Lapis revolutusAlleluia Lapis revolutus
  32. 🔍 26% Spiritus carnem et ossa non habetSpiritus carnem et ossa non habet
  33. 🔍 26% Cognoverunt DominumCognoverunt Dominum
  34. 🔍 26% Euntes in mundum alleluiaEuntes in mundum alleluia
  35. 🔍 26% Sancti tui... florebuntSancti tui... florebunt
  36. 🔍 26% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  37. 🔍 26% Alleluia (Per Hebdomadam ad Sextam T.P.)Alleluia (Per Hebdomadam ad Sextam T.P.)
  38. 🔍 26% Alleluia (Feria Secunda ad Tertiam T.P.)Alleluia (Feria Secunda ad Tertiam T.P.)
  39. 🔍 26% Sancti et justi ... alleluiaSancti et justi ... alleluia
  40. 🔍 26% Alleluia (Dominica ad Primam, per annum)Alleluia (Dominica ad Primam, per annum)
  41. 🔍 26% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  42. 🔍 26% Pax vobis ego sumPax vobis ego sum
  43. 🔍 26% Puer natus in BethlehemPuer natus in Bethlehem
  44. 🔍 25% Alleluia Faciem tuamAlleluia Faciem tuam
  45. 🔍 25% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  46. 🔍 25% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  47. 🔍 25% AlleluiaAlleluia
  48. 🔍 25% Intellige clamoremIntellige clamorem
  49. 🔍 25% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  50. 🔍 25% Sancti et justiSancti et justi
  51. 🔍 25% Resplenduit facies eiusResplenduit facies eius
  52. 🔍 25% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  53. 🔍 25% Alleluia (ant.)Alleluia (ant.)
  54. 🔍 25% Alleluia (ant.)Alleluia (ant.)
  55. 🔍 25% Erat autemErat autem
  56. 🔍 25% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  57. 🔍 25% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  58. 🔍 25% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  59. 🔍 24% Gustate et videteGustate et videte
  60. 🔍 24% Justus germinabit (T. Pasch.)Justus germinabit (T. Pasch.)
  61. 🔍 24% Omnes GentesOmnes Gentes
  62. 🔍 24% Alleluia (Tuesday P. T. at Lauds)Alleluia (Tuesday P. T. at Lauds)
  63. 🔍 24% Angelus Domini nuntiavit (Resp. Br. T.P.)Angelus Domini nuntiavit (Resp. Br. T.P.)
  64. 🔍 24% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  65. 🔍 24% Alleluia. (Sund. P. T. at Lauds II)Alleluia. (Sund. P. T. at Lauds II)