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% Pater cum essemPater cum essem
  2. 🔍 75% Pater cum essemPater cum essem
  3. 🔍 52% Pater cum essemPater cum essem
  4. 🔍 36% Ego dilecto meoEgo dilecto meo
  5. 🔍 35% ExaudivitExaudivit
  6. 🔍 35% Semel juraviSemel juravi
  7. 🔍 33% Alleluia Omnes GentesAlleluia Omnes Gentes
  8. 🔍 32% InsurrexeruntInsurrexerunt
  9. 🔍 31% Alleluia (mode 8)Alleluia (mode 8)
  10. 🔍 31% Omnes GentesOmnes Gentes
  11. 🔍 31% Dicit Dominus PetroDicit Dominus Petro
  12. 🔍 31% Alleluia Lapis revolutusAlleluia Lapis revolutus
  13. 🔍 31% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  14. 🔍 31% Spiritus SanctusSpiritus Sanctus
  15. 🔍 30% Introibo ad altareIntroibo ad altare
  16. 🔍 30% Tu dominarisTu dominaris
  17. 🔍 30% ModicumModicum
  18. 🔍 30% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  19. 🔍 30% Gustate et videteGustate et videte
  20. 🔍 30% Mememto verbi tuiMememto verbi tui
  21. 🔍 30% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  22. 🔍 30% Eduxit eosEduxit eos
  23. 🔍 30% Benedicite omnes AngeliBenedicite omnes Angeli
  24. 🔍 30% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  25. 🔍 30% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  26. 🔍 30% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  27. 🔍 29% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  28. 🔍 29% Intonuit de caeloIntonuit de caelo
  29. 🔍 29% Clamaverunt ad teClamaverunt ad te
  30. 🔍 28% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  31. 🔍 28% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  32. 🔍 28% Tanto tempore vobiscum sum (Com.)Tanto tempore vobiscum sum (Com.)
  33. 🔍 28% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  34. 🔍 28% Misericordia DominiMisericordia Domini
  35. 🔍 28% Exsurgat DeusExsurgat Deus
  36. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  37. 🔍 27% AlleluiaAlleluia
  38. 🔍 27% Puer natus in BethlehemPuer natus in Bethlehem
  39. 🔍 27% Pater manifestaviPater manifestavi
  40. 🔍 27% Salus et gloria - mode IVSalus et gloria - mode IV
  41. 🔍 27% AccipiteAccipite
  42. 🔍 27% Lauda JerusalemLauda Jerusalem
  43. 🔍 27% Cibavit eos... alleluiaCibavit eos... alleluia
  44. 🔍 27% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  45. 🔍 27% Sicut oculiSicut oculi
  46. 🔍 27% Beata nobisBeata nobis
  47. 🔍 27% ModicumModicum
  48. 🔍 26% Eduxit eosEduxit eos
  49. 🔍 26% Dicit Dominus SermonesDicit Dominus Sermones
  50. 🔍 26% Spiritus SanctusSpiritus Sanctus
  51. 🔍 26% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  52. 🔍 26% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  53. 🔍 26% Mitte manum... alleluiaMitte manum... alleluia
  54. 🔍 26% AlleluiaAlleluia
  55. 🔍 26% Pater manifestaviPater manifestavi
  56. 🔍 26% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  57. 🔍 26% Alleluia LaudateAlleluia Laudate
  58. 🔍 26% Spiritus ubiSpiritus ubi
  59. 🔍 26% Pater cum essemPater cum essem
  60. 🔍 26% Viri GalilaeiViri Galilaei
  61. 🔍 26% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  62. 🔍 26% Sacerdotes tuiSacerdotes tui
  63. 🔍 26% Jacob autemJacob autem
  64. 🔍 26% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  65. 🔍 26% Auctor beate saeculiAuctor beate saeculi