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% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  2. 🔍 77% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  3. 🔍 51% De excelsoDe excelso
  4. 🔍 49% Custodi innocentiamCustodi innocentiam
  5. 🔍 42% De excelsoDe excelso
  6. 🔍 39% Laetamini cum Jerusalem (Ant.)Laetamini cum Jerusalem (Ant.)
  7. 🔍 38% Laetamini cum JerusalemLaetamini cum Jerusalem
  8. 🔍 32% Laetamini cum JerusalemLaetamini cum Jerusalem
  9. 🔍 30% Ave Maria (Alleluia)Ave Maria (Alleluia)
  10. 🔍 30% Laetamini in DominoLaetamini in Domino
  11. 🔍 29% Eripe meEripe me
  12. 🔍 28% Laetamini in DominoLaetamini in Domino
  13. 🔍 27% Potum meumPotum meum
  14. 🔍 27% Si ambulaveroSi ambulavero
  15. 🔍 26% Super te Jerusalem orieturSuper te Jerusalem orietur
  16. 🔍 26% Lauda JerusalemLauda Jerusalem
  17. 🔍 26% Laetamini in DominoLaetamini in Domino
  18. 🔍 26% Gloriosus DeusGloriosus Deus
  19. 🔍 25% AmbulateAmbulate
  20. 🔍 25% Laetamini in Domino... allel.Laetamini in Domino... allel.
  21. 🔍 25% Lauda JerusalemLauda Jerusalem
  22. 🔍 25% Dominus JesusDominus Jesus
  23. 🔍 25% CaligaveruntCaligaverunt
  24. 🔍 25% PrincipesPrincipes
  25. 🔍 25% Misericordia DominiMisericordia Domini
  26. 🔍 25% Filiae JerusalemFiliae Jerusalem
  27. 🔍 25% Laetamini cum IerusalemLaetamini cum Ierusalem
  28. 🔍 25% Laetamini cum IerusalemLaetamini cum Ierusalem
  29. 🔍 24% Lauda JerusalemLauda Jerusalem
  30. 🔍 24% Laetamini cum IerusalemLaetamini cum Ierusalem
  31. 🔍 24% Haec dies... DexteraHaec dies... Dextera
  32. 🔍 24% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  33. 🔍 24% ObtuleruntObtulerunt
  34. 🔍 24% O lux beata CaelitumO lux beata Caelitum
  35. 🔍 24% Cibavit eos... AlleluiaCibavit eos... Alleluia
  36. 🔍 24% Gaudete justiGaudete justi
  37. 🔍 24% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  38. 🔍 24% O gente felix hospitaO gente felix hospita
  39. 🔍 24% Laetamini cum IerusalemLaetamini cum Ierusalem
  40. 🔍 24% Misericordia DominiMisericordia Domini
  41. 🔍 24% Oves meaeOves meae
  42. 🔍 24% Omnes gentes plaudite (All)Omnes gentes plaudite (All)
  43. 🔍 24% Haec dies... BenedictusHaec dies... Benedictus
  44. 🔍 24% O lux beata CaelitumO lux beata Caelitum
  45. 🔍 24% Ascendente JesuAscendente Jesu
  46. 🔍 24% Laetare JerusalemLaetare Jerusalem
  47. 🔍 24% Ingrediente DominoIngrediente Domino
  48. 🔍 24% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  49. 🔍 24% Hei mihi DomineHei mihi Domine
  50. 🔍 24% Magnus sanctus PaulusMagnus sanctus Paulus
  51. 🔍 24% Non vos relinquamNon vos relinquam
  52. 🔍 24% Non judicaviNon judicavi
  53. 🔍 24% Confirma hoc cum AlleluiaConfirma hoc cum Alleluia
  54. 🔍 24% Pauperes SionPauperes Sion
  55. 🔍 23% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  56. 🔍 23% O lux beata CaelitumO lux beata Caelitum
  57. 🔍 23% ExsultabitExsultabit
  58. 🔍 23% Spiritus SanctusSpiritus Sanctus
  59. 🔍 23% O lux beata CaelitumO lux beata Caelitum
  60. 🔍 23% Eripe meEripe me
  61. 🔍 23% O lux beata CaelitumO lux beata Caelitum
  62. 🔍 23% Dominus JesusDominus Jesus
  63. 🔍 23% Domine Deus... qui repertusDomine Deus... qui repertus
  64. 🔍 23% ConfundanturConfundantur
  65. 🔍 23% Praefatio solemnior de AdventuPraefatio solemnior de Adventu