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% Euntes in mundum alleluiaEuntes in mundum alleluia
  2. 🔍 65% Euntes in mundum alleluiaEuntes in mundum alleluia
  3. 🔍 61% Euntes in mundum doceteEuntes in mundum docete
  4. 🔍 48% Euntes in mundum docete ... alleluiaEuntes in mundum docete ... alleluia
  5. 🔍 44% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  6. 🔍 42% Euntes in mundum doceteEuntes in mundum docete
  7. 🔍 40% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  8. 🔍 38% Alleluia (mode 8)Alleluia (mode 8)
  9. 🔍 37% Ite nuntiate fratribusIte nuntiate fratribus
  10. 🔍 37% Alleluia (mode 8)Alleluia (mode 8)
  11. 🔍 36% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  12. 🔍 35% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  13. 🔍 35% Euntes in mundum universumEuntes in mundum universum
  14. 🔍 35% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  15. 🔍 35% AlleluiaAlleluia
  16. 🔍 35% Euntes in mundum universumEuntes in mundum universum
  17. 🔍 35% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  18. 🔍 35% AlleluiaAlleluia
  19. 🔍 34% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  20. 🔍 34% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  21. 🔍 34% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  22. 🔍 34% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  23. 🔍 34% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  24. 🔍 33% Tristitia vestra alleluiaTristitia vestra alleluia
  25. 🔍 33% Exivi a PatreExivi a Patre
  26. 🔍 33% Alleluia alleluiaAlleluia alleluia
  27. 🔍 33% In velamento clamabantIn velamento clamabant
  28. 🔍 33% Alleluia (Dominica ad Primam, per annum)Alleluia (Dominica ad Primam, per annum)
  29. 🔍 33% Alleluia (Per Hebdomadam ad Sextam T.P.)Alleluia (Per Hebdomadam ad Sextam T.P.)
  30. 🔍 33% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  31. 🔍 33% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  32. 🔍 33% Alleluia Omnes GentesAlleluia Omnes Gentes
  33. 🔍 33% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  34. 🔍 32% Euntes in mundum universumEuntes in mundum universum
  35. 🔍 32% Alleluia (ant.)Alleluia (ant.)
  36. 🔍 32% Alleluia (ant.)Alleluia (ant.)
  37. 🔍 32% Venite omnes adoremusVenite omnes adoremus
  38. 🔍 32% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  39. 🔍 32% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  40. 🔍 32% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  41. 🔍 31% Cognoverunt DominumCognoverunt Dominum
  42. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  43. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  44. 🔍 31% Omnes de SabaOmnes de Saba
  45. 🔍 31% Pax vobis ego sumPax vobis ego sum
  46. 🔍 31% Alleluia. (Wednesday P. T. at Lauds II)Alleluia. (Wednesday P. T. at Lauds II)
  47. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  48. 🔍 31% Omnes GentesOmnes Gentes
  49. 🔍 31% Alleluia. (Sund. P. T. at Lauds II)Alleluia. (Sund. P. T. at Lauds II)
  50. 🔍 31% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  51. 🔍 31% Puer natus in BethlehemPuer natus in Bethlehem
  52. 🔍 30% Alleluia (Monday P. T. at Lauds)Alleluia (Monday P. T. at Lauds)
  53. 🔍 30% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  54. 🔍 30% Pastor bonusPastor bonus
  55. 🔍 30% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  56. 🔍 30% Alleluia. (Thursday P. T. at Lauds II) Alleluia. (Thursday P. T. at Lauds II)
  57. 🔍 30% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  58. 🔍 30% Alleluia (in feriis ad Tertiam TP)Alleluia (in feriis ad Tertiam TP)
  59. 🔍 30% Alleluia Lapis revolutusAlleluia Lapis revolutus
  60. 🔍 30% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  61. 🔍 30% Alleluia (Tuesday P. T. at Lauds)Alleluia (Tuesday P. T. at Lauds)
  62. 🔍 30% Alleluia (A)Alleluia (A)
  63. 🔍 30% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  64. 🔍 30% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  65. 🔍 30% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I