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. 🔍 68% Pater cum essemPater cum essem
  4. 🔍 41% Pater cum essemPater cum essem
  5. 🔍 35% Ecce egoEcce ego
  6. 🔍 34% Alleluia Omnes GentesAlleluia Omnes Gentes
  7. 🔍 33% Benedicite omnes AngeliBenedicite omnes Angeli
  8. 🔍 32% ExaudivitExaudivit
  9. 🔍 32% Omnes GentesOmnes Gentes
  10. 🔍 32% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  11. 🔍 32% Lauda animaLauda anima
  12. 🔍 31% AccipiteAccipite
  13. 🔍 31% Semel juraviSemel juravi
  14. 🔍 30% Alleluia (mode 8)Alleluia (mode 8)
  15. 🔍 30% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  16. 🔍 30% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  17. 🔍 30% Misericordia DominiMisericordia Domini
  18. 🔍 30% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  19. 🔍 30% Simile est... thesauroSimile est... thesauro
  20. 🔍 29% Qui LazarumQui Lazarum
  21. 🔍 29% Alleluia Lapis revolutusAlleluia Lapis revolutus
  22. 🔍 29% Feci judiciumFeci judicium
  23. 🔍 29% ModicumModicum
  24. 🔍 29% Christo confixus sumChristo confixus sum
  25. 🔍 29% Eduxit eosEduxit eos
  26. 🔍 29% Tanto tempore vobiscum sum (Com.)Tanto tempore vobiscum sum (Com.)
  27. 🔍 29% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  28. 🔍 29% AccipiteAccipite
  29. 🔍 29% Lux perpetuaLux perpetua
  30. 🔍 29% Gustate et videteGustate et videte
  31. 🔍 29% Exsurgat DeusExsurgat Deus
  32. 🔍 29% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  33. 🔍 28% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  34. 🔍 28% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  35. 🔍 28% Semel juraviSemel juravi
  36. 🔍 28% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  37. 🔍 28% Spiritus SanctusSpiritus Sanctus
  38. 🔍 28% Salus et gloria - mode IVSalus et gloria - mode IV
  39. 🔍 28% Misericordia DominiMisericordia Domini
  40. 🔍 28% Spiritus SanctusSpiritus Sanctus
  41. 🔍 28% Sciens JesusSciens Jesus
  42. 🔍 28% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  43. 🔍 28% Christo confixus sumChristo confixus sum
  44. 🔍 28% Exaudivit cum AlleluiaExaudivit cum Alleluia
  45. 🔍 27% Cibavit eos... alleluiaCibavit eos... alleluia
  46. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  47. 🔍 27% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  48. 🔍 27% Suscipe verbumSuscipe verbum
  49. 🔍 27% Deus meus impollutaDeus meus impolluta
  50. 🔍 27% Dicit Dominus SermonesDicit Dominus Sermones
  51. 🔍 27% Puer natus in BethlehemPuer natus in Bethlehem
  52. 🔍 27% Dicit Dominus PetroDicit Dominus Petro
  53. 🔍 27% Repleatur osRepleatur os
  54. 🔍 27% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  55. 🔍 27% Jacob autemJacob autem
  56. 🔍 27% Candor aeternaeCandor aeternae
  57. 🔍 26% Venite omnes adoremusVenite omnes adoremus
  58. 🔍 26% Alleluia LaudateAlleluia Laudate
  59. 🔍 26% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  60. 🔍 26% Semel juraviSemel juravi
  61. 🔍 26% Repleatur osRepleatur os
  62. 🔍 26% LoquebanturLoquebantur
  63. 🔍 26% Benedicimus DeumBenedicimus Deum
  64. 🔍 26% AlleluiaAlleluia
  65. 🔍 26% Dicit Dominus PetroDicit Dominus Petro