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% In me gratiaIn me gratia
  2. 🔍 62% In me gratiaIn me gratia
  3. 🔍 53% Diffusa est (Off.)Diffusa est (Off.)
  4. 🔍 38% In me gratiaIn me gratia
  5. 🔍 35% Diffusa estDiffusa est
  6. 🔍 33% ImproperiumImproperium
  7. 🔍 31% Diffusa est (Off.)Diffusa est (Off.)
  8. 🔍 30% Emitte SpiritumEmitte Spiritum
  9. 🔍 30% Diligis justitiamDiligis justitiam
  10. 🔍 29% Mirabilis DeusMirabilis Deus
  11. 🔍 28% Diffusa estDiffusa est
  12. 🔍 27% ConfessioConfessio
  13. 🔍 26% Improperium... et dederuntImproperium... et dederunt
  14. 🔍 26% Benedicite DominumBenedicite Dominum
  15. 🔍 26% Improperium... et dederuntImproperium... et dederunt
  16. 🔍 26% Benedictus qui venitBenedictus qui venit
  17. 🔍 25% Improperium... et dederuntImproperium... et dederunt
  18. 🔍 24% Mirabilis DeusMirabilis Deus
  19. 🔍 24% Gaudens gaudebo... quasiGaudens gaudebo... quasi
  20. 🔍 24% Salvum me facSalvum me fac
  21. 🔍 24% Repleatur osRepleatur os
  22. 🔍 23% Ad te levaviAd te levavi
  23. 🔍 23% Salvum me facSalvum me fac
  24. 🔍 23% Deus enimDeus enim
  25. 🔍 23% CognoviCognovi
  26. 🔍 23% Improperium... simul contristareturImproperium... simul contristaretur
  27. 🔍 23% Timete DominumTimete Dominum
  28. 🔍 23% Iubilate Deo universaIubilate Deo universa
  29. 🔍 23% Repleatur osRepleatur os
  30. 🔍 23% Confitebor DominoConfitebor Domino
  31. 🔍 23% SanctificavitSanctificavit
  32. 🔍 23% Improperium 1Improperium 1
  33. 🔍 22% Omnis gloriaOmnis gloria
  34. 🔍 22% Sermo meusSermo meus
  35. 🔍 22% Ego autem in Domino gaudeboEgo autem in Domino gaudebo
  36. 🔍 22% Exsultabo in JerusalemExsultabo in Jerusalem
  37. 🔍 22% Deus vitam meamDeus vitam meam
  38. 🔍 22% Salvum me facSalvum me fac
  39. 🔍 22% In me gratiaIn me gratia
  40. 🔍 22% Liberator meusLiberator meus
  41. 🔍 22% Emitte SpiritumEmitte Spiritum
  42. 🔍 22% Miserere mihiMiserere mihi
  43. 🔍 22% Dum sanctificatusDum sanctificatus
  44. 🔍 21% Ego autem sicutEgo autem sicut
  45. 🔍 21% ExsultavitExsultavit
  46. 🔍 21% Salus populiSalus populi
  47. 🔍 21% Emitte SpiritumEmitte Spiritum
  48. 🔍 21% Ego autem in... gaudeboEgo autem in... gaudebo
  49. 🔍 21% Benedicite Dominum omnes AngeliBenedicite Dominum omnes Angeli
  50. 🔍 21% Liberator meusLiberator meus
  51. 🔍 21% Gaudens gaudebo... quasiGaudens gaudebo... quasi
  52. 🔍 21% Deus tu convertensDeus tu convertens
  53. 🔍 21% CustodivitCustodivit
  54. 🔍 21% Immittet AngelusImmittet Angelus
  55. 🔍 21% VeritatemVeritatem
  56. 🔍 21% IlluxeruntIlluxerunt
  57. 🔍 21% Levabo oculosLevabo oculos
  58. 🔍 21% Exsultabo in JerusalemExsultabo in Jerusalem
  59. 🔍 21% Dum sanctificatusDum sanctificatus
  60. 🔍 21% SuscitaboSuscitabo
  61. 🔍 21% Ego dilectoEgo dilecto
  62. 🔍 21% Ego autem in... speraviEgo autem in... speravi
  63. 🔍 21% Exsurge Domine DeusExsurge Domine Deus
  64. 🔍 21% Confessio (Intr.)Confessio (Intr.)
  65. 🔍 20% Exaltabo teExaltabo te