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% Beatus LaurentiusBeatus Laurentius
  2. 🔍 72% Beatus Laurentius dum inBeatus Laurentius dum in
  3. 🔍 67% Beatus Laurentius dumBeatus Laurentius dum
  4. 🔍 66% Beatus Laurentius dumBeatus Laurentius dum
  5. 🔍 41% Levita LaurentiusLevita Laurentius
  6. 🔍 29% Beatus Laurentius orabatBeatus Laurentius orabat
  7. 🔍 27% Hodie gloriosusHodie gloriosus
  8. 🔍 27% Levita LaurentiusLevita Laurentius
  9. 🔍 27% Levita LaurentiusLevita Laurentius
  10. 🔍 27% Hymnus Te DeumHymnus Te Deum
  11. 🔍 26% Levita LaurentiusLevita Laurentius
  12. 🔍 26% Lucis creatorLucis creator
  13. 🔍 26% Surge jam terrisSurge jam terris
  14. 🔍 26% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  15. 🔍 26% Jam Christus astra ascenderatJam Christus astra ascenderat
  16. 🔍 26% Levita Laurentius bonum opusLevita Laurentius bonum opus
  17. 🔍 25% Te gloriosus (Ant)Te gloriosus (Ant)
  18. 🔍 25% Lucis creatorLucis creator
  19. 🔍 25% Lucis Creator optimeLucis Creator optime
  20. 🔍 25% Caelestis formam gloriaeCaelestis formam gloriae
  21. 🔍 25% Adorna Sion ThalamumAdorna Sion Thalamum
  22. 🔍 25% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  23. 🔍 25% Mente jucundaMente jucunda
  24. 🔍 24% Deus tuorum militumDeus tuorum militum
  25. 🔍 24% Lectio libri GenesisLectio libri Genesis
  26. 🔍 24% Jerusalem et SionJerusalem et Sion
  27. 🔍 24% Laurentius bonumLaurentius bonum
  28. 🔍 24% Jerusalem et SionJerusalem et Sion
  29. 🔍 24% Jerusalem et SionJerusalem et Sion
  30. 🔍 24% Beatus illeBeatus ille
  31. 🔍 24% Exsultet jam AngelicaExsultet jam Angelica
  32. 🔍 24% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  33. 🔍 24% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  34. 🔍 24% O nimis felix meritiqueO nimis felix meritique
  35. 🔍 24% Signum crucisSignum crucis
  36. 🔍 24% Beata AgnesBeata Agnes
  37. 🔍 24% Ab OrienteAb Oriente
  38. 🔍 24% Rerum Deus tenax vigorRerum Deus tenax vigor
  39. 🔍 24% Rerum Deus tenax vigorRerum Deus tenax vigor
  40. 🔍 24% Tota pulchra esTota pulchra es
  41. 🔍 24% Ad cenamAd cenam
  42. 🔍 24% Beatus Laurentius orabatBeatus Laurentius orabat
  43. 🔍 24% Triduanas a DominoTriduanas a Domino
  44. 🔍 24% Fortis en praesulFortis en praesul
  45. 🔍 24% Missus Gabriel de coelisMissus Gabriel de coelis
  46. 🔍 24% Praecessor almusPraecessor almus
  47. 🔍 23% O nata lux de lumineO nata lux de lumine
  48. 🔍 23% O lux salutis nuntiaO lux salutis nuntia
  49. 🔍 23% Dominus... fecitDominus... fecit
  50. 🔍 23% O nimis felixO nimis felix
  51. 🔍 23% Hymnus Te DeumHymnus Te Deum
  52. 🔍 23% O RadixO Radix
  53. 🔍 23% Te DeumTe Deum
  54. 🔍 23% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  55. 🔍 23% Veni Creator (1983/1934)Veni Creator (1983/1934)
  56. 🔍 23% Exsultet iam angelicaExsultet iam angelica
  57. 🔍 23% O lux beata CaelitumO lux beata Caelitum
  58. 🔍 23% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  59. 🔍 23% Iste confessor (II)Iste confessor (II)
  60. 🔍 23% Me exspectaveruntMe exspectaverunt
  61. 🔍 23% BeneplacitumBeneplacitum
  62. 🔍 23% Beatus MartinusBeatus Martinus
  63. 🔍 23% Iste confessor (III)Iste confessor (III)
  64. 🔍 23% Te Matrem laudamusTe Matrem laudamus
  65. 🔍 23% Beatus populusBeatus populus