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 epulentur (All.)Justi epulentur (All.)
  2. 🔍 92% Justi... ParastiJusti... Parasti
  3. 🔍 90% Haec est vita aeternaHaec est vita aeterna
  4. 🔍 85% Ego vos elegiEgo vos elegi
  5. 🔍 43% Ego vos elegiEgo vos elegi
  6. 🔍 33% Tota pulchra es Maria (All)Tota pulchra es Maria (All)
  7. 🔍 32% Justi epulentur (All.)Justi epulentur (All.)
  8. 🔍 26% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  9. 🔍 25% Surrexit Christus et illuxitSurrexit Christus et illuxit
  10. 🔍 24% Dixi iniquisDixi iniquis
  11. 🔍 23% Ave Rex nosterAve Rex noster
  12. 🔍 23% Triduanas a DominoTriduanas a Domino
  13. 🔍 22% VerumtamenVerumtamen
  14. 🔍 22% O sacrum conviviumO sacrum convivium
  15. 🔍 22% Tota pulchra es amica meaTota pulchra es amica mea
  16. 🔍 22% Exsultent justiExsultent justi
  17. 🔍 22% Justi epulentur (Intr.)Justi epulentur (Intr.)
  18. 🔍 21% Ne timeasNe timeas
  19. 🔍 21% Ne timeas... alleluiaNe timeas... alleluia
  20. 🔍 21% Dixerunt discipuliDixerunt discipuli
  21. 🔍 21% Dixit Jesus discipulisDixit Jesus discipulis
  22. 🔍 21% SenioresSeniores
  23. 🔍 20% Ego autemEgo autem
  24. 🔍 20% Dum complerenturDum complerentur
  25. 🔍 20% Beata es Maria (Visitation)Beata es Maria (Visitation)
  26. 🔍 20% Justi epulentur (Off.)Justi epulentur (Off.)
  27. 🔍 20% O quam bonusO quam bonus
  28. 🔍 20% Lamentatio IIILamentatio III
  29. 🔍 20% Juravit DominusJuravit Dominus
  30. 🔍 20% Justus ut palma (All.)Justus ut palma (All.)
  31. 🔍 20% Dixit JesusDixit Jesus
  32. 🔍 20% Haec est quae nescivitHaec est quae nescivit
  33. 🔍 20% Manum suamManum suam
  34. 🔍 20% Mirabilis DominusMirabilis Dominus
  35. 🔍 19% Si quis diligit meSi quis diligit me
  36. 🔍 19% Si quis diligit meSi quis diligit me
  37. 🔍 19% O nimis felixO nimis felix
  38. 🔍 19% Senex puerum portabat (All.)Senex puerum portabat (All.)
  39. 🔍 19% Rogavi pro teRogavi pro te
  40. 🔍 19% Leva in circuituLeva in circuitu
  41. 🔍 19% Dilexit AndreamDilexit Andream
  42. 🔍 19% Benedicamus PatremBenedicamus Patrem
  43. 🔍 19% Credo VICredo VI
  44. 🔍 19% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  45. 🔍 19% Gloria laudis resonetGloria laudis resonet
  46. 🔍 19% Afferentur... pro patribusAfferentur... pro patribus
  47. 🔍 19% Serve boneServe bone
  48. 🔍 19% Spiritus DominiSpiritus Domini
  49. 🔍 19% Exsultent justi... allel.Exsultent justi... allel.
  50. 🔍 19% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  51. 🔍 19% Justi epulenturJusti epulentur
  52. 🔍 19% Ego dilecto... dilectusEgo dilecto... dilectus
  53. 🔍 19% Ecce Crucem DominiEcce Crucem Domini
  54. 🔍 19% Christus Dei FiliusChristus Dei Filius
  55. 🔍 19% Innuebant patriInnuebant patri
  56. 🔍 19% In salutariIn salutari
  57. 🔍 19% Est secretumEst secretum
  58. 🔍 19% Parvulus filiusParvulus filius
  59. 🔍 19% Dicit Dominus : SermonesDicit Dominus : Sermones
  60. 🔍 19% Et ipse JesusEt ipse Jesus
  61. 🔍 19% Quis ex vobisQuis ex vobis
  62. 🔍 19% Sapientia clamitatSapientia clamitat
  63. 🔍 19% Venite comediteVenite comedite
  64. 🔍 18% Adaperiat Dominus corAdaperiat Dominus cor
  65. 🔍 18% Exi cito in plateasExi cito in plateas