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% Deus tuorum II Cl.Deus tuorum II Cl.
  2. πŸ” 74% Exsultet caelum (III)Exsultet caelum (III)
  3. πŸ” 70% Ad cenamAd cenam
  4. πŸ” 67% Deus tuorum II Cl.Deus tuorum II Cl.
  5. πŸ” 54% Deus tuorum militumDeus tuorum militum
  6. πŸ” 54% Haec hora (Pentecostes)Haec hora (Pentecostes)
  7. πŸ” 53% Deus tuorum militumDeus tuorum militum
  8. πŸ” 53% Deus tuorum militumDeus tuorum militum
  9. πŸ” 53% Deus tuorum militumDeus tuorum militum
  10. πŸ” 52% Iam ChristusIam Christus
  11. πŸ” 52% Jam Christus astraJam Christus astra
  12. πŸ” 52% Deus tuorum militumDeus tuorum militum
  13. πŸ” 51% Aeterna imago AltissimiAeterna imago Altissimi
  14. πŸ” 51% Jam Christus astraJam Christus astra
  15. πŸ” 50% Vexilla Christus inclytaVexilla Christus inclyta
  16. πŸ” 50% Deus tuorum militumDeus tuorum militum
  17. πŸ” 50% Deus tuorum militum (Tonus alter)Deus tuorum militum (Tonus alter)
  18. πŸ” 50% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  19. πŸ” 49% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  20. πŸ” 49% Deus tuorum II Cl.Deus tuorum II Cl.
  21. πŸ” 49% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  22. πŸ” 48% Deus tuorum militumDeus tuorum militum
  23. πŸ” 46% Venite servi (Pentecostes)Venite servi (Pentecostes)
  24. πŸ” 46% Deus tuorum S. StephaniDeus tuorum S. Stephani
  25. πŸ” 45% Te lucis ante terminum (In Pentecoste)Te lucis ante terminum (In Pentecoste)
  26. πŸ” 45% Te lucis ante terminum (In Festo D. N. J. C. Regis)Te lucis ante terminum (In Festo D. N. J. C. Regis)
  27. πŸ” 45% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  28. πŸ” 44% Virginis proles (III)Virginis proles (III)
  29. πŸ” 44% Deus tuorum I Cl.Deus tuorum I Cl.
  30. πŸ” 44% Jam Christus astra ascenderatJam Christus astra ascenderat
  31. πŸ” 43% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  32. πŸ” 43% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  33. πŸ” 43% Rerum Deus tenax vigor (In Pentecoste)Rerum Deus tenax vigor (In Pentecoste)
  34. πŸ” 43% Rector potens verax Deus (In Pentecoste)Rector potens verax Deus (In Pentecoste)
  35. πŸ” 43% Jesu nostra redemptioJesu nostra redemptio
  36. πŸ” 43% Aeterna... Martyrum (I)Aeterna... Martyrum (I)
  37. πŸ” 42% Ad regias Agni dapesAd regias Agni dapes
  38. πŸ” 42% Rector potens (In Pentecoste)Rector potens (In Pentecoste)
  39. πŸ” 42% Hostis HerodesHostis Herodes
  40. πŸ” 42% Rerum deus tenax vigor (In Pentecoste)Rerum deus tenax vigor (In Pentecoste)
  41. πŸ” 40% Fortis en praesulFortis en praesul
  42. πŸ” 40% Veni Redemptor gentiumVeni Redemptor gentium
  43. πŸ” 40% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  44. πŸ” 40% Nunc Sancte nobis Spiritus (In festo D. N. J. C. Regis)Nunc Sancte nobis Spiritus (In festo D. N. J. C. Regis)
  45. πŸ” 40% Puer Nobis NasciturPuer Nobis Nascitur
  46. πŸ” 40% Iam lucis orto sidere (solemnitatibus)Iam lucis orto sidere (solemnitatibus)
  47. πŸ” 40% Deus tuorum II Cl. Festo Duplici unius MartyrisDeus tuorum II Cl. Festo Duplici unius Martyris
  48. πŸ” 40% Deus tuorum militum (Alter tonus)Deus tuorum militum (Alter tonus)
  49. πŸ” 40% Deus tuorum II Cl. In Festo Semiduplici et SimpliciDeus tuorum II Cl. In Festo Semiduplici et Simplici
  50. πŸ” 40% Deus tuorum militum (another chant)Deus tuorum militum (another chant)
  51. πŸ” 40% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  52. πŸ” 40% Veni Creator (1983/1934)Veni Creator (1983/1934)
  53. πŸ” 39% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  54. πŸ” 39% Aeterna imago altissimiAeterna imago altissimi
  55. πŸ” 39% Iste confessor (III)Iste confessor (III)
  56. πŸ” 39% Veni Creator SpiritusVeni Creator Spiritus
  57. πŸ” 39% Veni Creator SpiritusVeni Creator Spiritus
  58. πŸ” 39% A solis ortusA solis ortus
  59. πŸ” 39% En ut superba criminumEn ut superba criminum
  60. πŸ” 39% Aeterna... Apostolorum (II)Aeterna... Apostolorum (II)
  61. πŸ” 39% AetΓ©rna imΓ‘goAetΓ©rna imΓ‘go
  62. πŸ” 38% Ex more docti mysticoEx more docti mystico
  63. πŸ” 38% Cor arca legem continensCor arca legem continens
  64. πŸ” 38% Pange lingua... proeliumPange lingua... proelium
  65. πŸ” 37% Christe Redemptor omniumChriste Redemptor omnium