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% Rerum Deus fonsRerum Deus fons
  2. πŸ” 66% O lux beata Trinitas (hiemalis)O lux beata Trinitas (hiemalis)
  3. πŸ” 60% Rerum Deus fonsRerum Deus fons
  4. πŸ” 48% Deus tuorum militumDeus tuorum militum
  5. πŸ” 47% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  6. πŸ” 47% Rex gloriose Martyrum (another chant)Rex gloriose Martyrum (another chant)
  7. πŸ” 47% Virginis proles (I)Virginis proles (I)
  8. πŸ” 46% Salvete Christi vulneraSalvete Christi vulnera
  9. πŸ” 46% Virgo clemensVirgo clemens
  10. πŸ” 46% Deus tuorum militumDeus tuorum militum
  11. πŸ” 46% Christe sanctorumChriste sanctorum
  12. πŸ” 46% Deus tuorum militumDeus tuorum militum
  13. πŸ” 45% Iste confessor (I)Iste confessor (I)
  14. πŸ” 45% Deus tuorum militumDeus tuorum militum
  15. πŸ” 45% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  16. πŸ” 44% Deus tuorum militumDeus tuorum militum
  17. πŸ” 42% O quantum in CruceO quantum in Cruce
  18. πŸ” 39% Auctor beate saeculiAuctor beate saeculi
  19. πŸ” 39% En ut superbaEn ut superba
  20. πŸ” 39% Crux fidelisCrux fidelis
  21. πŸ” 38% Optatus votis omniumOptatus votis omnium
  22. πŸ” 37% Ave Maria... virgo serenaAve Maria... virgo serena
  23. πŸ” 37% Lucis Creator optime (Alius tonus II)Lucis Creator optime (Alius tonus II)
  24. πŸ” 37% Cor arca legem cΓ³ntinensCor arca legem cΓ³ntinens
  25. πŸ” 37% Relucens inter principesRelucens inter principes
  26. πŸ” 36% Cor arca legem continens (another chant)Cor arca legem continens (another chant)
  27. πŸ” 36% Ave Maris stellaAve Maris stella
  28. πŸ” 36% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  29. πŸ” 36% Sapientia hujusSapientia hujus
  30. πŸ” 36% Lucis Creator optime (another chant)Lucis Creator optime (another chant)
  31. πŸ” 36% Commune vos apostoliCommune vos apostoli
  32. πŸ” 36% Cor arca legem continensCor arca legem continens
  33. πŸ” 36% Benedicamus Domino (I)Benedicamus Domino (I)
  34. πŸ” 35% Te nostra laetisTe nostra laetis
  35. πŸ” 35% Decora lux aeternitatisDecora lux aeternitatis
  36. πŸ” 35% Decora lux aeternitatisDecora lux aeternitatis
  37. πŸ” 35% Exsultet caelum (II)Exsultet caelum (II)
  38. πŸ” 35% Qui luce splendesQui luce splendes
  39. πŸ” 35% Apostolorum passio diemApostolorum passio diem
  40. πŸ” 34% Qui luce splendesQui luce splendes
  41. πŸ” 34% Cohors beata SeraphimCohors beata Seraphim
  42. πŸ” 34% Te IosephTe Ioseph
  43. πŸ” 34% Rex gloriose martyrumRex gloriose martyrum
  44. πŸ” 34% Rex summe regumRex summe regum
  45. πŸ” 34% Precemur omnes cernuiPrecemur omnes cernui
  46. πŸ” 34% Te Joseph celebrentTe Joseph celebrent
  47. πŸ” 34% Exsultet iam angelicaExsultet iam angelica
  48. πŸ” 34% Jam lucis orto sidere (In tempore Quadragesimae)Jam lucis orto sidere (In tempore Quadragesimae)
  49. πŸ” 34% Exsultet jam AngelicaExsultet jam Angelica
  50. πŸ” 34% Veni Redemptor gentiumVeni Redemptor gentium
  51. πŸ” 34% Captator olim pisciumCaptator olim piscium
  52. πŸ” 34% Te Joseph celebrentTe Joseph celebrent
  53. πŸ” 33% Praeclara qua tu gloriaPraeclara qua tu gloria
  54. πŸ” 33% Auctor beate saeculiAuctor beate saeculi
  55. πŸ” 33% Laetare caelum desuperLaetare caelum desuper
  56. πŸ” 33% Tristes erant ApostoliTristes erant Apostoli
  57. πŸ” 33% Beate Pastor PetreBeate Pastor Petre
  58. πŸ” 33% Te Joseph celebrentTe Joseph celebrent
  59. πŸ” 33% Ave maris stella (I)Ave maris stella (I)
  60. πŸ” 33% Te beata sponsa ChristiTe beata sponsa Christi
  61. πŸ” 33% Iam ChristusIam Christus
  62. πŸ” 33% Stephani victoria!Stephani victoria!
  63. πŸ” 33% Mater ChristiMater Christi
  64. πŸ” 33% Jam lucis orto sidereJam lucis orto sidere
  65. πŸ” 33% Paschale mundo gaudiumPaschale mundo gaudium