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% Iesu Redemptor (Dominica Pentecostes)Iesu Redemptor (Dominica Pentecostes)
  2. 🔍 91% Iesu RedemptorIesu Redemptor
  3. 🔍 36% Iesu redemptor saeculi TPIesu redemptor saeculi TP
  4. 🔍 34% Haec hora (Pentecostes)Haec hora (Pentecostes)
  5. 🔍 33% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  6. 🔍 31% Ad cenamAd cenam
  7. 🔍 31% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  8. 🔍 30% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  9. 🔍 30% Aeterna imago AltissimiAeterna imago Altissimi
  10. 🔍 29% Jam Christus astraJam Christus astra
  11. 🔍 29% Deus tuorum II Cl.Deus tuorum II Cl.
  12. 🔍 29% Iam ChristusIam Christus
  13. 🔍 29% Exsultet caelum (III)Exsultet caelum (III)
  14. 🔍 29% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  15. 🔍 28% Jam Christus astraJam Christus astra
  16. 🔍 27% Venite servi (Pentecostes)Venite servi (Pentecostes)
  17. 🔍 25% Rerum Deus tenax vigor (In Pentecoste)Rerum Deus tenax vigor (In Pentecoste)
  18. 🔍 25% In noctibusIn noctibus
  19. 🔍 24% Rerum deus tenax vigor (In Pentecoste)Rerum deus tenax vigor (In Pentecoste)
  20. 🔍 24% Veni Redemptor gentiumVeni Redemptor gentium
  21. 🔍 24% Christe Sanctorum (S. Raph.)Christe Sanctorum (S. Raph.)
  22. 🔍 23% Vexilla Christus inclytaVexilla Christus inclyta
  23. 🔍 23% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  24. 🔍 23% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  25. 🔍 23% Te lucis ante terminum (In Feriis per Annum)Te lucis ante terminum (In Feriis per Annum)
  26. 🔍 23% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  27. 🔍 22% Te lucis ante terminum (In Pentecoste)Te lucis ante terminum (In Pentecoste)
  28. 🔍 22% Salva RedemptorSalva Redemptor
  29. 🔍 22% Te saeculorum PrincipemTe saeculorum Principem
  30. 🔍 22% Christe sanctorum decus Angelorum (Raphaelis)Christe sanctorum decus Angelorum (Raphaelis)
  31. 🔍 22% In Nativitate Domini - Cantus MartyrologiiIn Nativitate Domini - Cantus Martyrologii
  32. 🔍 22% Christe Sanctorum (S. Mich.)Christe Sanctorum (S. Mich.)
  33. 🔍 22% Jam Christus astra ascenderatJam Christus astra ascenderat
  34. 🔍 22% Te lucis ante terminum (In Memoriis)Te lucis ante terminum (In Memoriis)
  35. 🔍 22% Aeterna imago altissimiAeterna imago altissimi
  36. 🔍 22% Tu gloria JerusalemTu gloria Jerusalem
  37. 🔍 22% Veni Creator SpiritusVeni Creator Spiritus
  38. 🔍 22% Ex more docti mysticoEx more docti mystico
  39. 🔍 22% Te lucis ante terminum (In Festo D. N. J. C. Regis)Te lucis ante terminum (In Festo D. N. J. C. Regis)
  40. 🔍 22% Veni Creator SpiritusVeni Creator Spiritus
  41. 🔍 21% Pange lingua... PraeliumPange lingua... Praelium
  42. 🔍 21% Aeterne Rex altissimeAeterne Rex altissime
  43. 🔍 21% Ad cenamAd cenam
  44. 🔍 21% Hostis HerodesHostis Herodes
  45. 🔍 21% Veni Creator (1983/1934)Veni Creator (1983/1934)
  46. 🔍 21% O MartineO Martine
  47. 🔍 21% Rector potens verax Deus (In Pentecoste)Rector potens verax Deus (In Pentecoste)
  48. 🔍 21% Iam lucis orto sidere (solemnitatibus)Iam lucis orto sidere (solemnitatibus)
  49. 🔍 21% Auctor beate saeculiAuctor beate saeculi
  50. 🔍 21% Rector potens (In Pentecoste)Rector potens (In Pentecoste)
  51. 🔍 21% Lumen ad revelationemLumen ad revelationem
  52. 🔍 21% A solis ortusA solis ortus
  53. 🔍 21% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  54. 🔍 21% Lux perpetuaLux perpetua
  55. 🔍 21% Ecce ego JoannesEcce ego Joannes
  56. 🔍 21% Ad regias Agni dapesAd regias Agni dapes
  57. 🔍 21% Quod chorusQuod chorus
  58. 🔍 20% Hymnum canentes martyrumHymnum canentes martyrum
  59. 🔍 20% Jesu Redemptor (II)Jesu Redemptor (II)
  60. 🔍 20% Jam Christus astra ascenderatJam Christus astra ascenderat
  61. 🔍 20% Christe Redemptor omniumChriste Redemptor omnium
  62. 🔍 20% Veni Creator SpiritusVeni Creator Spiritus
  63. 🔍 20% Exsurgat DeusExsurgat Deus
  64. 🔍 20% Conditor alme siderumConditor alme siderum
  65. 🔍 20% Iesu Salvator saeculiIesu Salvator saeculi