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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Plausibus LucaPlausibus Luca
  2. πŸ” 76% PlaΓΊsibus LucaPlaΓΊsibus Luca
  3. πŸ” 69% Inclytos ChristiInclytos Christi
  4. πŸ” 53% Iste Confessor (Conf non Pont in Duplicibus Minoribus)Iste Confessor (Conf non Pont in Duplicibus Minoribus)
  5. πŸ” 53% Iste Confessor (Conf non Pont in Duplicibus Minoribus) (Si non est dies obitus)Iste Confessor (Conf non Pont in Duplicibus Minoribus) (Si non est dies obitus)
  6. πŸ” 48% Inclitos ChristiInclitos Christi
  7. πŸ” 46% Gloria XIGloria XI
  8. πŸ” 42% Gloria IGloria I
  9. πŸ” 38% Oratio felixOratio felix
  10. πŸ” 38% Dei fideDei fide
  11. πŸ” 37% Christe caelorum DomineChriste caelorum Domine
  12. πŸ” 37% Jam lucis orto sidere (In Tempore Passionis)Jam lucis orto sidere (In Tempore Passionis)
  13. πŸ” 36% Jam lucis orto sidere (In tempore Passionis)Jam lucis orto sidere (In tempore Passionis)
  14. πŸ” 35% Mente jucundaMente jucunda
  15. πŸ” 34% Sanctorum meritis 2Sanctorum meritis 2
  16. πŸ” 33% Ut queant laxisUt queant laxis
  17. πŸ” 33% Summae Deus clementiae septemSummae Deus clementiae septem
  18. πŸ” 33% Gaude Mater PoloniaGaude Mater Polonia
  19. πŸ” 33% Qua Christus hora sitiitQua Christus hora sitiit
  20. πŸ” 32% Rerum Deus tenax vigor (Septem Dolorum)Rerum Deus tenax vigor (Septem Dolorum)
  21. πŸ” 32% Nunc sancte nobis Spiritus (Septem Dolorum)Nunc sancte nobis Spiritus (Septem Dolorum)
  22. πŸ” 32% Rerum Deus (In Tempore Passionis)Rerum Deus (In Tempore Passionis)
  23. πŸ” 32% Summae Deus clemtiaeSummae Deus clemtiae
  24. πŸ” 32% Nunc Sancte nobis (In Tempore Passionis)Nunc Sancte nobis (In Tempore Passionis)
  25. πŸ” 32% Nunc Sancte nobis (in Dominicis per Annum)Nunc Sancte nobis (in Dominicis per Annum)
  26. πŸ” 32% Summae Deus clementiaeSummae Deus clementiae
  27. πŸ” 32% Te lucis ante terminum (Septem Dolorum)Te lucis ante terminum (Septem Dolorum)
  28. πŸ” 32% Rex magneRex magne
  29. πŸ” 32% Omni die dic MariaeOmni die dic Mariae
  30. πŸ” 32% Te gratulantesTe gratulantes
  31. πŸ” 32% Rerum Deus tenax vigor (In tempore Passionis)Rerum Deus tenax vigor (In tempore Passionis)
  32. πŸ” 32% Rerum Deus (in Festo Septem Dolorum BMV)Rerum Deus (in Festo Septem Dolorum BMV)
  33. πŸ” 31% Rector potens verax Deus (Septem Dolorum)Rector potens verax Deus (Septem Dolorum)
  34. πŸ” 31% Terrena cessent organaTerrena cessent organa
  35. πŸ” 31% O nimis felixO nimis felix
  36. πŸ” 31% Summae Deus clementiae septemSummae Deus clementiae septem
  37. πŸ” 31% Nunc Sancte nobis Spiritus (Temp. Passionis)Nunc Sancte nobis Spiritus (Temp. Passionis)
  38. πŸ” 31% Superne regum RexSuperne regum Rex
  39. πŸ” 31% Nunc Sancte nobis (In Festo Septem Dolorum BMV)Nunc Sancte nobis (In Festo Septem Dolorum BMV)
  40. πŸ” 31% Rector potens (In Tempore Passionis)Rector potens (In Tempore Passionis)
  41. πŸ” 31% Rector potens (in Festo Septem Dolorum BMV)Rector potens (in Festo Septem Dolorum BMV)
  42. πŸ” 31% Nunc Sancte nobis (In Tempore Passionis)Nunc Sancte nobis (In Tempore Passionis)
  43. πŸ” 31% Sanctorum meritisSanctorum meritis
  44. πŸ” 31% Grande RaymundiGrande Raymundi
  45. πŸ” 31% Nunc Sancte nobis Spiritus (In Dom. et Minor. Fest.)Nunc Sancte nobis Spiritus (In Dom. et Minor. Fest.)
  46. πŸ” 31% Praefatio solemnior de Ecclesiae DedicationePraefatio solemnior de Ecclesiae Dedicatione
  47. πŸ” 31% Te lucis ante terminum (In tempore Passionis)Te lucis ante terminum (In tempore Passionis)
  48. πŸ” 31% Gertrudis arca NuminisGertrudis arca Numinis
  49. πŸ” 31% Ternis ter horisTernis ter horis
  50. πŸ” 31% Rector potens verax Deus (In tempore Passionis)Rector potens verax Deus (In tempore Passionis)
  51. πŸ” 30% Te lucis ante terminum (Passiontide)Te lucis ante terminum (Passiontide)
  52. πŸ” 30% Nunc ad coronas pergiteNunc ad coronas pergite
  53. πŸ” 30% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  54. πŸ” 30% Te lucis ante terminum (Temp. Passionis)Te lucis ante terminum (Temp. Passionis)
  55. πŸ” 30% Te lucis ante terminum (In Solemnitatibus)Te lucis ante terminum (In Solemnitatibus)
  56. πŸ” 30% Exsultet jam AngelicaExsultet jam Angelica
  57. πŸ” 30% Nunc coronas pergiteNunc coronas pergite
  58. πŸ” 30% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  59. πŸ” 30% Caeli civesCaeli cives
  60. πŸ” 29% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  61. πŸ” 29% Gaudentes festumGaudentes festum
  62. πŸ” 29% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  63. πŸ” 29% Veni Creator SpiritusVeni Creator Spiritus
  64. πŸ” 29% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  65. πŸ” 29% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)