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% Vado ad eum... et nemoVado ad eum... et nemo
  2. 🔍 70% Vado ad eum qui misit me et nemoVado ad eum qui misit me et nemo
  3. 🔍 68% Vado ad eum ... et nemoVado ad eum ... et nemo
  4. 🔍 65% Vado ad eum ... et nemoVado ad eum ... et nemo
  5. 🔍 61% Vado ad eum... et nemoVado ad eum... et nemo
  6. 🔍 43% Vado ad eum qui misit me sedVado ad eum qui misit me sed
  7. 🔍 38% Vado parare vobisVado parare vobis
  8. 🔍 37% Alleluia ego sum vitisAlleluia ego sum vitis
  9. 🔍 35% Vado ad eum ... sed quiaVado ad eum ... sed quia
  10. 🔍 34% Ego veritatemEgo veritatem
  11. 🔍 32% Si manseritis in meSi manseritis in me
  12. 🔍 32% Vado ad eum ... sed quiaVado ad eum ... sed quia
  13. 🔍 32% Alleluia (mode 8)Alleluia (mode 8)
  14. 🔍 31% Vado ad eum... sed quiaVado ad eum... sed quia
  15. 🔍 31% Nemo in eumNemo in eum
  16. 🔍 31% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  17. 🔍 31% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  18. 🔍 30% Ille me clarificabitIlle me clarificabit
  19. 🔍 30% Alleluia (in feriis ad Tertiam TP)Alleluia (in feriis ad Tertiam TP)
  20. 🔍 30% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  21. 🔍 29% Alleluia (mode 8)Alleluia (mode 8)
  22. 🔍 29% Modicum et non videbitis meModicum et non videbitis me
  23. 🔍 29% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  24. 🔍 29% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  25. 🔍 29% Nemo in eumNemo in eum
  26. 🔍 29% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  27. 🔍 29% Gustate et videteGustate et videte
  28. 🔍 29% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  29. 🔍 29% Alleluia Omnes GentesAlleluia Omnes Gentes
  30. 🔍 29% Pacem relinquo vobisPacem relinquo vobis
  31. 🔍 28% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  32. 🔍 28% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  33. 🔍 28% Puer natus in BethlehemPuer natus in Bethlehem
  34. 🔍 28% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  35. 🔍 28% Alleluia Lapis revolutusAlleluia Lapis revolutus
  36. 🔍 28% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  37. 🔍 28% ModicumModicum
  38. 🔍 28% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  39. 🔍 27% Sacerdotes sanctiSacerdotes sancti
  40. 🔍 27% AlleluiaAlleluia
  41. 🔍 27% Si manseritis in meSi manseritis in me
  42. 🔍 27% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  43. 🔍 27% Vado parare vobisVado parare vobis
  44. 🔍 27% Omnes GentesOmnes Gentes
  45. 🔍 26% AlleluiaAlleluia
  46. 🔍 26% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  47. 🔍 26% Alleluia (Per Hebdomadam ad Sextam T.P.)Alleluia (Per Hebdomadam ad Sextam T.P.)
  48. 🔍 26% Tristitia vestraTristitia vestra
  49. 🔍 26% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  50. 🔍 26% Haec locutus sum vobisHaec locutus sum vobis
  51. 🔍 25% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  52. 🔍 25% Vado ad eum... sed quiaVado ad eum... sed quia
  53. 🔍 25% Nisi ego abieroNisi ego abiero
  54. 🔍 25% Nemo in eum misitNemo in eum misit
  55. 🔍 25% Si manseritis in meSi manseritis in me
  56. 🔍 25% Alleluia (ant.)Alleluia (ant.)
  57. 🔍 25% Alleluia (ant.)Alleluia (ant.)
  58. 🔍 25% Educas panem de terraEducas panem de terra
  59. 🔍 25% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  60. 🔍 25% Regina caeli laetareRegina caeli laetare
  61. 🔍 25% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  62. 🔍 25% Salus et gloria - mode IVSalus et gloria - mode IV
  63. 🔍 25% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  64. 🔍 25% Pater sanctePater sancte
  65. 🔍 25% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)