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% Pacem meam... alleluiaPacem meam... alleluia
  2. 🔍 83% Pacem meam... pacemPacem meam... pacem
  3. 🔍 57% Pacem meamPacem meam
  4. 🔍 54% Pacem meamPacem meam
  5. 🔍 48% Alleluia (mode 8)Alleluia (mode 8)
  6. 🔍 48% Alleluia (mode 8)Alleluia (mode 8)
  7. 🔍 46% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  8. 🔍 46% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  9. 🔍 46% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  10. 🔍 46% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  11. 🔍 45% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  12. 🔍 45% AlleluiaAlleluia
  13. 🔍 44% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  14. 🔍 44% Alleluia (ant.)Alleluia (ant.)
  15. 🔍 44% Alleluia (ant.)Alleluia (ant.)
  16. 🔍 43% Pacem relinquo vobisPacem relinquo vobis
  17. 🔍 43% Alleluia Lapis revolutusAlleluia Lapis revolutus
  18. 🔍 42% Pacem meamPacem meam
  19. 🔍 42% Christus resurgensChristus resurgens
  20. 🔍 42% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  21. 🔍 41% Pacem relinquo vobisPacem relinquo vobis
  22. 🔍 41% Pacem relinquo vobisPacem relinquo vobis
  23. 🔍 41% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  24. 🔍 41% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  25. 🔍 41% Pacem relinquoPacem relinquo
  26. 🔍 40% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  27. 🔍 40% Pacem relinquo vobisPacem relinquo vobis
  28. 🔍 39% Spiritus SanctusSpiritus Sanctus
  29. 🔍 39% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  30. 🔍 39% Puer natus in BethlehemPuer natus in Bethlehem
  31. 🔍 39% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  32. 🔍 39% Gustate et videteGustate et videte
  33. 🔍 39% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  34. 🔍 39% Alleluia Omnes GentesAlleluia Omnes Gentes
  35. 🔍 39% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  36. 🔍 39% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  37. 🔍 38% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  38. 🔍 38% Alleluia alleluia alleluia alleluia (TP ad Nonam)Alleluia alleluia alleluia alleluia (TP ad Nonam)
  39. 🔍 38% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  40. 🔍 38% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  41. 🔍 38% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  42. 🔍 38% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  43. 🔍 38% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  44. 🔍 38% Pacem relinquoPacem relinquo
  45. 🔍 38% Alleluia alleluiaAlleluia alleluia
  46. 🔍 38% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  47. 🔍 38% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  48. 🔍 37% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  49. 🔍 37% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  50. 🔍 37% Alleluia alleluia alleluia alleluia (TP ad Tertiam)Alleluia alleluia alleluia alleluia (TP ad Tertiam)
  51. 🔍 37% Pacem relinquoPacem relinquo
  52. 🔍 37% Alleluia alleluia alleluia alleluia (TP ad Sextam)Alleluia alleluia alleluia alleluia (TP ad Sextam)
  53. 🔍 37% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  54. 🔍 37% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  55. 🔍 37% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  56. 🔍 37% Omnes GentesOmnes Gentes
  57. 🔍 37% Alleluia alleluia alleluia alleluia (TP ad Primam)Alleluia alleluia alleluia alleluia (TP ad Primam)
  58. 🔍 37% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  59. 🔍 36% Spiritus qui a PatreSpiritus qui a Patre
  60. 🔍 36% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  61. 🔍 36% Alleluia (T. P. Vesp. Fer. VI.)Alleluia (T. P. Vesp. Fer. VI.)
  62. 🔍 36% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  63. 🔍 36% AlleluiaAlleluia
  64. 🔍 36% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  65. 🔍 36% Si manseritis in meSi manseritis in me