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% Mane nobiscumMane nobiscum
  2. 🔍 63% Mane nobiscumMane nobiscum
  3. 🔍 61% Mane nobiscumMane nobiscum
  4. 🔍 52% Mane nobiscum quoniam advesperascitMane nobiscum quoniam advesperascit
  5. 🔍 36% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  6. 🔍 36% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  7. 🔍 36% AlleluiaAlleluia
  8. 🔍 36% Alleluia (mode 8)Alleluia (mode 8)
  9. 🔍 36% Alleluia (mode 8)Alleluia (mode 8)
  10. 🔍 36% Alleluia (ant.)Alleluia (ant.)
  11. 🔍 36% Alleluia (ant.)Alleluia (ant.)
  12. 🔍 35% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  13. 🔍 35% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  14. 🔍 35% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  15. 🔍 33% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  16. 🔍 33% Ego sum viaEgo sum via
  17. 🔍 33% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  18. 🔍 32% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  19. 🔍 32% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  20. 🔍 32% Alleluia Lapis revolutusAlleluia Lapis revolutus
  21. 🔍 32% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  22. 🔍 31% Puer natus in BethlehemPuer natus in Bethlehem
  23. 🔍 31% Alleluia Omnes GentesAlleluia Omnes Gentes
  24. 🔍 31% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  25. 🔍 31% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  26. 🔍 30% Alleluia confiteminiAlleluia confitemini
  27. 🔍 30% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  28. 🔍 30% Ecce Agnus DeiEcce Agnus Dei
  29. 🔍 30% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  30. 🔍 30% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  31. 🔍 29% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  32. 🔍 29% Gustate et videteGustate et videte
  33. 🔍 29% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  34. 🔍 29% Nobiscum DeusNobiscum Deus
  35. 🔍 29% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  36. 🔍 29% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  37. 🔍 28% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  38. 🔍 28% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  39. 🔍 28% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  40. 🔍 28% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  41. 🔍 28% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  42. 🔍 28% Omnes GentesOmnes Gentes
  43. 🔍 28% AlleluiaAlleluia
  44. 🔍 28% Alleluia ConfiteminiAlleluia Confitemini
  45. 🔍 28% Salus et gloriaSalus et gloria
  46. 🔍 28% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  47. 🔍 28% Alleluia. (Monday P. T. at Lauds)Alleluia. (Monday P. T. at Lauds)
  48. 🔍 28% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  49. 🔍 28% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  50. 🔍 28% Alleluia ego sum vitisAlleluia ego sum vitis
  51. 🔍 27% Amplificatus est (T.P.)Amplificatus est (T.P.)
  52. 🔍 27% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  53. 🔍 27% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  54. 🔍 27% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  55. 🔍 27% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  56. 🔍 27% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  57. 🔍 27% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  58. 🔍 27% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  59. 🔍 27% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  60. 🔍 27% Salus et gloria - mode IVSalus et gloria - mode IV
  61. 🔍 27% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  62. 🔍 27% Alleluia audiviAlleluia audivi
  63. 🔍 27% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  64. 🔍 27% Alleluia (Tuesday P. T. at Lauds)Alleluia (Tuesday P. T. at Lauds)
  65. 🔍 27% Et valde maneEt valde mane