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% Tristitia implevitTristitia implevit
  2. 🔍 76% Tristitia implevitTristitia implevit
  3. 🔍 70% Tristitia implevit corTristitia implevit cor
  4. 🔍 58% Tristitia vestra verteturTristitia vestra vertetur
  5. 🔍 53% Tristitia vestraTristitia vestra
  6. 🔍 48% Tristitia vestraTristitia vestra
  7. 🔍 45% IterumIterum
  8. 🔍 44% Tristitia vestra verteturTristitia vestra vertetur
  9. 🔍 37% Iterum autem videboIterum autem videbo
  10. 🔍 37% Tristitia vestra alleluiaTristitia vestra alleluia
  11. 🔍 34% Amen amen dico vobis iterumAmen amen dico vobis iterum
  12. 🔍 34% Tristitia vestra alleluiaTristitia vestra alleluia
  13. 🔍 33% Alleluia (mode 8)Alleluia (mode 8)
  14. 🔍 30% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  15. 🔍 30% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  16. 🔍 30% Alleluia (mode 8)Alleluia (mode 8)
  17. 🔍 29% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  18. 🔍 29% Iterum autem videboIterum autem videbo
  19. 🔍 29% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  20. 🔍 29% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  21. 🔍 29% Haec locutus sum vobisHaec locutus sum vobis
  22. 🔍 29% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  23. 🔍 29% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  24. 🔍 29% Si manseritis in meSi manseritis in me
  25. 🔍 28% Si manseritis in meSi manseritis in me
  26. 🔍 28% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  27. 🔍 28% Venite omnes adoremusVenite omnes adoremus
  28. 🔍 28% Verbum caro factum estVerbum caro factum est
  29. 🔍 28% Jubilate DeoJubilate Deo
  30. 🔍 28% AlleluiaAlleluia
  31. 🔍 28% Petite et accipietisPetite et accipietis
  32. 🔍 28% Ascendo ad PatremAscendo ad Patrem
  33. 🔍 28% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  34. 🔍 28% Alleluia Omnes GentesAlleluia Omnes Gentes
  35. 🔍 28% Alleluia laudate DominumAlleluia laudate Dominum
  36. 🔍 27% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  37. 🔍 27% AscendoAscendo
  38. 🔍 27% Alleluia (Per Hebdomadam ad Sextam T.P.)Alleluia (Per Hebdomadam ad Sextam T.P.)
  39. 🔍 27% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  40. 🔍 27% AccipiteAccipite
  41. 🔍 27% AlleluiaAlleluia
  42. 🔍 27% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  43. 🔍 27% Amavit eum Dominus (Resp. Br. T.P.)Amavit eum Dominus (Resp. Br. T.P.)
  44. 🔍 27% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  45. 🔍 27% Vado ad eum... sed quiaVado ad eum... sed quia
  46. 🔍 27% Vado ad eum ... sed quiaVado ad eum ... sed quia
  47. 🔍 27% Si diligitis meSi diligitis me
  48. 🔍 27% Alleluia Lapis revolutusAlleluia Lapis revolutus
  49. 🔍 26% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  50. 🔍 26% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  51. 🔍 26% Puer natus in BethlehemPuer natus in Bethlehem
  52. 🔍 26% Omnes GentesOmnes Gentes
  53. 🔍 26% Tristitia vestraTristitia vestra
  54. 🔍 26% Alleluia ego sum vitisAlleluia ego sum vitis
  55. 🔍 26% Alleluia. (Sund. P. T. at Lauds II)Alleluia. (Sund. P. T. at Lauds II)
  56. 🔍 26% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  57. 🔍 26% Lux de luceLux de luce
  58. 🔍 26% Tristitia vestraTristitia vestra
  59. 🔍 26% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  60. 🔍 26% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  61. 🔍 26% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  62. 🔍 25% Apparuerunt caelestes spiritusApparuerunt caelestes spiritus
  63. 🔍 25% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  64. 🔍 25% Non turbetur corNon turbetur cor
  65. 🔍 25% Non vos relinquamNon vos relinquam