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% Justi... ParastiJusti... Parasti
  2. 🔍 92% Justi epulentur (All.)Justi epulentur (All.)
  3. 🔍 87% Haec est vita aeternaHaec est vita aeterna
  4. 🔍 85% Ego vos elegiEgo vos elegi
  5. 🔍 43% Ego vos elegiEgo vos elegi
  6. 🔍 32% Tota pulchra es Maria (All)Tota pulchra es Maria (All)
  7. 🔍 28% Justi epulentur (All.)Justi epulentur (All.)
  8. 🔍 26% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  9. 🔍 24% Surrexit Christus et illuxitSurrexit Christus et illuxit
  10. 🔍 23% Ave Rex nosterAve Rex noster
  11. 🔍 23% Dixi iniquisDixi iniquis
  12. 🔍 22% Tota pulchra es amica meaTota pulchra es amica mea
  13. 🔍 22% Triduanas a DominoTriduanas a Domino
  14. 🔍 22% VerumtamenVerumtamen
  15. 🔍 21% Ego autemEgo autem
  16. 🔍 21% Dixit Jesus discipulisDixit Jesus discipulis
  17. 🔍 21% O sacrum conviviumO sacrum convivium
  18. 🔍 20% SenioresSeniores
  19. 🔍 20% Dixit JesusDixit Jesus
  20. 🔍 20% Lamentatio IIILamentatio III
  21. 🔍 20% Ne timeasNe timeas
  22. 🔍 20% Manum suamManum suam
  23. 🔍 20% Ne timeas... alleluiaNe timeas... alleluia
  24. 🔍 20% Serve boneServe bone
  25. 🔍 20% O crux splendidiorO crux splendidior
  26. 🔍 20% O quam bonusO quam bonus
  27. 🔍 20% Dixerunt discipuliDixerunt discipuli
  28. 🔍 20% Dum complerenturDum complerentur
  29. 🔍 20% O nimis felixO nimis felix
  30. 🔍 19% Credo VICredo VI
  31. 🔍 19% Mirabilis DominusMirabilis Dominus
  32. 🔍 19% Beata es Maria (Visitation)Beata es Maria (Visitation)
  33. 🔍 19% Dicit Dominus : SermonesDicit Dominus : Sermones
  34. 🔍 19% Si quis diligit meSi quis diligit me
  35. 🔍 19% Si quis diligit meSi quis diligit me
  36. 🔍 19% Juravit DominusJuravit Dominus
  37. 🔍 19% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  38. 🔍 19% Haec est quae nescivitHaec est quae nescivit
  39. 🔍 19% In salutariIn salutari
  40. 🔍 19% Dilexit AndreamDilexit Andream
  41. 🔍 19% Ego dilecto... dilectusEgo dilecto... dilectus
  42. 🔍 19% Justus ut palma (All.)Justus ut palma (All.)
  43. 🔍 19% Christus Dei FiliusChristus Dei Filius
  44. 🔍 19% Venite comediteVenite comedite
  45. 🔍 18% Benedicamus PatremBenedicamus Patrem
  46. 🔍 18% Leva in circuituLeva in circuitu
  47. 🔍 18% Rogavi pro teRogavi pro te
  48. 🔍 18% Sapientia clamitatSapientia clamitat
  49. 🔍 18% Spiritus DominiSpiritus Domini
  50. 🔍 18% Senex puerum portabat (All.)Senex puerum portabat (All.)
  51. 🔍 18% Exi cito in plateasExi cito in plateas
  52. 🔍 18% Christus natus est nobisChristus natus est nobis
  53. 🔍 18% Gloria laudis resonetGloria laudis resonet
  54. 🔍 18% Christus passus estChristus passus est
  55. 🔍 18% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  56. 🔍 18% Innuebant patriInnuebant patri
  57. 🔍 18% Adonai Domine DeusAdonai Domine Deus
  58. 🔍 18% Sicut ovisSicut ovis
  59. 🔍 18% Venite exultemus DominoVenite exultemus Domino
  60. 🔍 18% Unus panisUnus panis
  61. 🔍 18% Lux perpetuaLux perpetua
  62. 🔍 18% Ecce Crucem DominiEcce Crucem Domini
  63. 🔍 18% Quis ex vobisQuis ex vobis
  64. 🔍 18% Ex Sion speciesEx Sion species
  65. 🔍 18% Est secretumEst secretum