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% Si cognovissetis meSi cognovissetis me
  2. 🔍 84% Si cognovissetis meSi cognovissetis me
  3. 🔍 80% Si cognovissetis meSi cognovissetis me
  4. 🔍 77% Si cognovissetis meSi cognovissetis me
  5. 🔍 73% Si cognovissetis meSi cognovissetis me
  6. 🔍 51% Si manseritis in meSi manseritis in me
  7. 🔍 49% Si cognovissetis meSi cognovissetis me
  8. 🔍 44% Si diligeretis meSi diligeretis me
  9. 🔍 38% Alleluia (mode 8)Alleluia (mode 8)
  10. 🔍 37% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  11. 🔍 37% Si diligitis meSi diligitis me
  12. 🔍 37% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  13. 🔍 36% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  14. 🔍 36% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  15. 🔍 36% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  16. 🔍 36% Gustate et videteGustate et videte
  17. 🔍 36% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  18. 🔍 36% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  19. 🔍 35% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  20. 🔍 35% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  21. 🔍 35% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  22. 🔍 35% Si manseritis in meSi manseritis in me
  23. 🔍 35% Alleluia Lapis revolutusAlleluia Lapis revolutus
  24. 🔍 35% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  25. 🔍 35% Alleluia (mode 8)Alleluia (mode 8)
  26. 🔍 35% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  27. 🔍 35% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  28. 🔍 35% AlleluiaAlleluia
  29. 🔍 35% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  30. 🔍 35% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  31. 🔍 35% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  32. 🔍 35% Alleluia deduc meAlleluia deduc me
  33. 🔍 34% AscendoAscendo
  34. 🔍 34% Si manseritis in meSi manseritis in me
  35. 🔍 34% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  36. 🔍 34% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  37. 🔍 34% Si manseritis in meSi manseritis in me
  38. 🔍 34% Alleluia. Dom. LaudAlleluia. Dom. Laud
  39. 🔍 34% Puer natus in BethlehemPuer natus in Bethlehem
  40. 🔍 34% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  41. 🔍 33% ModicumModicum
  42. 🔍 33% Alleluia Omnes GentesAlleluia Omnes Gentes
  43. 🔍 33% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  44. 🔍 33% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  45. 🔍 32% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  46. 🔍 32% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  47. 🔍 32% Cognoverunt DominumCognoverunt Dominum
  48. 🔍 32% Si diligitis meSi diligitis me
  49. 🔍 32% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  50. 🔍 32% Gloria et honore...allel.Gloria et honore...allel.
  51. 🔍 32% Si manseritis in meSi manseritis in me
  52. 🔍 32% Tanto tempore vobiscum sum (Ant.)Tanto tempore vobiscum sum (Ant.)
  53. 🔍 32% Alleluia (ant.)Alleluia (ant.)
  54. 🔍 32% Alleluia (ant.)Alleluia (ant.)
  55. 🔍 31% Omnes GentesOmnes Gentes
  56. 🔍 31% ResurrexiResurrexi
  57. 🔍 31% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  58. 🔍 31% Alleluia Deduc meAlleluia Deduc me
  59. 🔍 31% Gloria et honore... allel.Gloria et honore... allel.
  60. 🔍 31% ModicumModicum
  61. 🔍 31% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  62. 🔍 31% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  63. 🔍 31% Dominus vias suasDominus vias suas
  64. 🔍 31% Alleluia laudate DominumAlleluia laudate Dominum
  65. 🔍 30% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)