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% Aeterna... Apostolorum (II)Aeterna... Apostolorum (II)
  2. 🔍 76% Aeterna... Apostolorum (II)Aeterna... Apostolorum (II)
  3. 🔍 75% Aeterna... Apostolorum (I)Aeterna... Apostolorum (I)
  4. 🔍 71% Aeterna... Martyrum (I)Aeterna... Martyrum (I)
  5. 🔍 58% Aeterna... Martyrum (Ia)Aeterna... Martyrum (Ia)
  6. 🔍 54% Aeterna... Martyrum (II)Aeterna... Martyrum (II)
  7. 🔍 40% Exsultet caelum (III)Exsultet caelum (III)
  8. 🔍 39% Aeterna Christi muneraAeterna Christi munera
  9. 🔍 39% Deus tuorum II Cl.Deus tuorum II Cl.
  10. 🔍 38% Ad cenamAd cenam
  11. 🔍 38% Aeterna Christi munera ApostolorumAeterna Christi munera Apostolorum
  12. 🔍 37% Iam ChristusIam Christus
  13. 🔍 36% Jam Christus astraJam Christus astra
  14. 🔍 33% Haec hora (Pentecostes)Haec hora (Pentecostes)
  15. 🔍 33% Jam Christus astraJam Christus astra
  16. 🔍 32% aeterna Christi munera Apostolorumaeterna Christi munera Apostolorum
  17. 🔍 32% Jam Christus astra ascenderatJam Christus astra ascenderat
  18. 🔍 32% Aeterna imago AltissimiAeterna imago Altissimi
  19. 🔍 30% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  20. 🔍 30% Vexilla Christus inclytaVexilla Christus inclyta
  21. 🔍 29% Jesu Redemptor (II)Jesu Redemptor (II)
  22. 🔍 29% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  23. 🔍 29% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  24. 🔍 29% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  25. 🔍 28% Rerum Deus tenax vigor (In Pentecoste)Rerum Deus tenax vigor (In Pentecoste)
  26. 🔍 28% Jam Christus astra ascenderatJam Christus astra ascenderat
  27. 🔍 28% Aeterna Christi munera et MartyrumAeterna Christi munera et Martyrum
  28. 🔍 28% Ad regias Agni dapesAd regias Agni dapes
  29. 🔍 27% Te lucis ante terminum (In Festo D. N. J. C. Regis)Te lucis ante terminum (In Festo D. N. J. C. Regis)
  30. 🔍 27% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  31. 🔍 27% Te lucis ante terminum (In Pentecoste)Te lucis ante terminum (In Pentecoste)
  32. 🔍 27% Hostis HerodesHostis Herodes
  33. 🔍 27% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  34. 🔍 27% A solis ortusA solis ortus
  35. 🔍 26% Rerum deus tenax vigor (In Pentecoste)Rerum deus tenax vigor (In Pentecoste)
  36. 🔍 26% Corde et animoCorde et animo
  37. 🔍 26% Rector potens verax Deus (In Pentecoste)Rector potens verax Deus (In Pentecoste)
  38. 🔍 26% Puer Nobis NasciturPuer Nobis Nascitur
  39. 🔍 26% Martyr Dei (III)Martyr Dei (III)
  40. 🔍 26% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  41. 🔍 25% Veni Creator SpiritusVeni Creator Spiritus
  42. 🔍 25% Fortis en praesulFortis en praesul
  43. 🔍 25% Exsultet caelum (IV)Exsultet caelum (IV)
  44. 🔍 25% Venite servi (Pentecostes)Venite servi (Pentecostes)
  45. 🔍 25% O mira caritasO mira caritas
  46. 🔍 25% Rerum Deus (In Festo S. Cordis Jesu)Rerum Deus (In Festo S. Cordis Jesu)
  47. 🔍 25% Aeterna imago altissimiAeterna imago altissimi
  48. 🔍 25% Veni Creator SpiritusVeni Creator Spiritus
  49. 🔍 25% En ut superba criminumEn ut superba criminum
  50. 🔍 25% Jesu auctor clementiaeJesu auctor clementiae
  51. 🔍 25% Rector potens (In Pentecoste)Rector potens (In Pentecoste)
  52. 🔍 25% Virginis proles (III)Virginis proles (III)
  53. 🔍 25% Aeterna imago AltissimiAeterna imago Altissimi
  54. 🔍 25% Gloriose PaterGloriose Pater
  55. 🔍 25% Veni Creator (1983/1934)Veni Creator (1983/1934)
  56. 🔍 25% Fontes aquarumFontes aquarum
  57. 🔍 24% Ex more docti mysticoEx more docti mystico
  58. 🔍 24% Miris modis repenteMiris modis repente
  59. 🔍 24% Lux aeternaLux aeterna
  60. 🔍 24% Deus tuorum S. StephaniDeus tuorum S. Stephani
  61. 🔍 24% Cor arca legem continensCor arca legem continens
  62. 🔍 24% Rerum Deus (In Festo Christi Regis)Rerum Deus (In Festo Christi Regis)
  63. 🔍 24% Petre sol terrisPetre sol terris
  64. 🔍 24% Sancta MariaSancta Maria
  65. 🔍 24% Tibi Christe splendor PatrisTibi Christe splendor Patris