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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Orbis Patrator optimeOrbis Patrator optime
  2. πŸ” 97% Orbis patratorOrbis patrator
  3. πŸ” 84% Aeterne Rector siderumAeterne Rector siderum
  4. πŸ” 49% Maria Mater gratiae (cantus IV)Maria Mater gratiae (cantus IV)
  5. πŸ” 48% Proles de caeloProles de caelo
  6. πŸ” 33% Divine ductor RaphaelDivine ductor Raphael
  7. πŸ” 29% Romana gaudet natio!Romana gaudet natio!
  8. πŸ” 27% Sanctorum meritis 2Sanctorum meritis 2
  9. πŸ” 27% Exsultet jam AngelicaExsultet jam Angelica
  10. πŸ” 26% Orbis patrator optimeOrbis patrator optime
  11. πŸ” 25% Te lucis ante terminum (In Festis Majoribus)Te lucis ante terminum (In Festis Majoribus)
  12. πŸ” 25% Plaude turba pauperculaPlaude turba paupercula
  13. πŸ” 25% Rector Γ¦tΓ©rniRector Γ¦tΓ©rni
  14. πŸ” 25% Fortem virili pectore (per annum)Fortem virili pectore (per annum)
  15. πŸ” 25% Christe qui splendor (in festis)Christe qui splendor (in festis)
  16. πŸ” 25% Fortem virili pectore (Saint Helena)Fortem virili pectore (Saint Helena)
  17. πŸ” 24% Fulget in caelisFulget in caelis
  18. πŸ” 24% Venite exsultemus VIVenite exsultemus VI
  19. πŸ” 24% Te lucis ante terminum (In Festis)Te lucis ante terminum (In Festis)
  20. πŸ” 24% Exsultet iam angelicaExsultet iam angelica
  21. πŸ” 24% Venite exsultemus IIVenite exsultemus II
  22. πŸ” 23% Te lucis ante terminum (In Festis Minoribus)Te lucis ante terminum (In Festis Minoribus)
  23. πŸ” 23% Fortem virili pectoreFortem virili pectore
  24. πŸ” 23% Splendor paternae gloriae (in Hieme)Splendor paternae gloriae (in Hieme)
  25. πŸ” 23% Exsultet jam AngelicaExsultet jam Angelica
  26. πŸ” 22% Christe qui splendor (in memoriis)Christe qui splendor (in memoriis)
  27. πŸ” 22% Te lucis ante terminum (In Solemnitatibus)Te lucis ante terminum (In Solemnitatibus)
  28. πŸ” 22% Laudate Dominum omnes gentes (Psalmus 116)Laudate Dominum omnes gentes (Psalmus 116)
  29. πŸ” 22% Haec femina laudabilisHaec femina laudabilis
  30. πŸ” 21% Dum lux exoriturDum lux exoritur
  31. πŸ” 21% Deus, qui potestΓ‘teDeus, qui potestΓ‘te
  32. πŸ” 21% Lauda SionLauda Sion
  33. πŸ” 21% Bernardus doctor inclitusBernardus doctor inclitus
  34. πŸ” 21% Te lucis ante terminum (In Solemnitatibus)Te lucis ante terminum (In Solemnitatibus)
  35. πŸ” 21% Praefatio ferialis de nuptiisPraefatio ferialis de nuptiis
  36. πŸ” 21% Christe qui splendor et dies (in dominicis per annum)Christe qui splendor et dies (in dominicis per annum)
  37. πŸ” 21% Quodcumque vinclisQuodcumque vinclis
  38. πŸ” 21% Laude te civesLaude te cives
  39. πŸ” 21% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  40. πŸ” 21% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  41. πŸ” 21% Hae feminae laudabilesHae feminae laudabiles
  42. πŸ” 20% Te lucis ante terminum (In Epiphania Domini)Te lucis ante terminum (In Epiphania Domini)
  43. πŸ” 20% Aeterna caeli gloria (in Hieme)Aeterna caeli gloria (in Hieme)
  44. πŸ” 20% Quem terra pontus aetheraQuem terra pontus aethera
  45. πŸ” 20% BenedictusBenedictus
  46. πŸ” 20% O stuporO stupor
  47. πŸ” 20% Descendit GabrielDescendit Gabriel
  48. πŸ” 20% Te DeumTe Deum
  49. πŸ” 20% Vincenti daboVincenti dabo
  50. πŸ” 20% Credo IV (more ambrosiano)Credo IV (more ambrosiano)
  51. πŸ” 20% Te lucis ante terminum (In Quadragesima)Te lucis ante terminum (In Quadragesima)
  52. πŸ” 20% Quid trucesQuid truces
  53. πŸ” 20% Lauda SionLauda Sion
  54. πŸ” 20% Credo IICredo II
  55. πŸ” 20% Te DeumTe Deum
  56. πŸ” 20% Ex quo omniaEx quo omnia
  57. πŸ” 20% Jam lucis orto sidere (In Epiphania Domini)Jam lucis orto sidere (In Epiphania Domini)
  58. πŸ” 20% De profundis exclamantesDe profundis exclamantes
  59. πŸ” 20% Te iure laudantTe iure laudant
  60. πŸ” 19% Hymnus Te DeumHymnus Te Deum
  61. πŸ” 19% Pater noster (Ad Laudes et Vesperas)Pater noster (Ad Laudes et Vesperas)
  62. πŸ” 19% Alma RedemptorisAlma Redemptoris
  63. πŸ” 19% Credo IICredo II
  64. πŸ” 19% Alma RedemptorisAlma Redemptoris
  65. πŸ” 19% Quis olimQuis olim