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% Pater cum essemPater cum essem
  2. 🔍 68% Pater cum essemPater cum essem
  3. 🔍 52% Pater cum essemPater cum essem
  4. 🔍 30% Ecce egoEcce ego
  5. 🔍 29% Tanto tempore vobiscum sum (Com.)Tanto tempore vobiscum sum (Com.)
  6. 🔍 28% Alleluia Omnes GentesAlleluia Omnes Gentes
  7. 🔍 28% Feci judiciumFeci judicium
  8. 🔍 28% Qui LazarumQui Lazarum
  9. 🔍 27% Misericordia DominiMisericordia Domini
  10. 🔍 27% Semel juraviSemel juravi
  11. 🔍 27% Omnes GentesOmnes Gentes
  12. 🔍 27% Exaudivit cum AlleluiaExaudivit cum Alleluia
  13. 🔍 26% AccipiteAccipite
  14. 🔍 26% Simile est... thesauroSimile est... thesauro
  15. 🔍 26% Alleluia (mode 8)Alleluia (mode 8)
  16. 🔍 26% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  17. 🔍 26% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  18. 🔍 26% Eduxit eosEduxit eos
  19. 🔍 25% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  20. 🔍 25% ModicumModicum
  21. 🔍 25% ExaudivitExaudivit
  22. 🔍 25% Christo confixus sumChristo confixus sum
  23. 🔍 25% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  24. 🔍 25% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  25. 🔍 25% Alleluia Lapis revolutusAlleluia Lapis revolutus
  26. 🔍 25% Caritas Dei cum AlleluiaCaritas Dei cum Alleluia
  27. 🔍 25% AccipiteAccipite
  28. 🔍 25% Benedicite omnes AngeliBenedicite omnes Angeli
  29. 🔍 25% Pater cum essemPater cum essem
  30. 🔍 25% Sciens JesusSciens Jesus
  31. 🔍 25% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  32. 🔍 25% Spiritus SanctusSpiritus Sanctus
  33. 🔍 24% Gustate et videteGustate et videte
  34. 🔍 24% Veni Creator SpiritusVeni Creator Spiritus
  35. 🔍 24% Christo confixus sumChristo confixus sum
  36. 🔍 24% Memento verbi tuiMemento verbi tui
  37. 🔍 24% Repleatur osRepleatur os
  38. 🔍 24% Honora DominumHonora Dominum
  39. 🔍 24% Alleluia (mode 8)Alleluia (mode 8)
  40. 🔍 24% Alleluia. (Tuesday P. T. at Compline)Alleluia. (Tuesday P. T. at Compline)
  41. 🔍 24% Jam Christus astraJam Christus astra
  42. 🔍 24% Benedicite omnes AngeliBenedicite omnes Angeli
  43. 🔍 24% Puer natus in BethlehemPuer natus in Bethlehem
  44. 🔍 24% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  45. 🔍 23% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  46. 🔍 23% Exsurgat DeusExsurgat Deus
  47. 🔍 23% Vexilla ChristusVexilla Christus
  48. 🔍 23% Eduxit eosEduxit eos
  49. 🔍 23% Salus et gloria - mode IVSalus et gloria - mode IV
  50. 🔍 23% Pater manifestaviPater manifestavi
  51. 🔍 23% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  52. 🔍 23% Deus in nomine tuoDeus in nomine tuo
  53. 🔍 23% Alleluia (ad introitum mode 4)Alleluia (ad introitum mode 4)
  54. 🔍 23% Dum clamaremDum clamarem
  55. 🔍 23% Repleatur osRepleatur os
  56. 🔍 23% Dicit Dominus PetroDicit Dominus Petro
  57. 🔍 23% Deus meus impollutaDeus meus impolluta
  58. 🔍 23% Spiritus ubiSpiritus ubi
  59. 🔍 23% Jam Christus astraJam Christus astra
  60. 🔍 23% Cibavit eos... alleluiaCibavit eos... alleluia
  61. 🔍 23% Deus in nomine tuoDeus in nomine tuo
  62. 🔍 23% AlleluiaAlleluia
  63. 🔍 23% Alleluia LaudateAlleluia Laudate
  64. 🔍 23% ModicumModicum
  65. 🔍 22% Misericordia DominiMisericordia Domini