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% Aeterne sol qui lumineAeterne sol qui lumine
  2. πŸ” 70% Jesu Redemptor omniumJesu Redemptor omnium
  3. πŸ” 70% Insigne Francorum jubarInsigne Francorum jubar
  4. πŸ” 67% Mella cor obdulcantiaMella cor obdulcantia
  5. πŸ” 67% Anglorum iamAnglorum iam
  6. πŸ” 65% Anglorum jam ApostolusAnglorum jam Apostolus
  7. πŸ” 53% Rex Christe Martini decusRex Christe Martini decus
  8. πŸ” 35% O nata lux de lumineO nata lux de lumine
  9. πŸ” 34% Rerum supremo Rerum supremo
  10. πŸ” 33% Aeterne sol qui lumineAeterne sol qui lumine
  11. πŸ” 32% Te dicimus praeconio materTe dicimus praeconio mater
  12. πŸ” 32% Salve magniSalve magni
  13. πŸ” 31% Sedibus caeli nitidis receptosSedibus caeli nitidis receptos
  14. πŸ” 30% Inclytos ChristiInclytos Christi
  15. πŸ” 30% Iste Confessor (Conf Pont in Duplicibus Minoribus)Iste Confessor (Conf Pont in Duplicibus Minoribus)
  16. πŸ” 30% Vir celse forma fulgidaVir celse forma fulgida
  17. πŸ” 30% Martine par ApostolisMartine par Apostolis
  18. πŸ” 30% Rerum supremo in verticeRerum supremo in vertice
  19. πŸ” 29% Vir celse (pro Episcopo)Vir celse (pro Episcopo)
  20. πŸ” 29% Jesu corona celsior (S. Mauri abbatis)Jesu corona celsior (S. Mauri abbatis)
  21. πŸ” 29% Ave maris stellaAve maris stella
  22. πŸ” 29% Vir celse forma fulgidaVir celse forma fulgida
  23. πŸ” 29% Vir celse (Pro presbytero)Vir celse (Pro presbytero)
  24. πŸ” 29% Vir celse (Pro resbytero)Vir celse (Pro resbytero)
  25. πŸ” 29% Festivis resonent compitaFestivis resonent compita
  26. πŸ” 29% Festivis resonentFestivis resonent
  27. πŸ” 29% Aurora surgit aureaAurora surgit aurea
  28. πŸ” 29% Radix IesseRadix Iesse
  29. πŸ” 29% Iam caecaIam caeca
  30. πŸ” 28% Vir celse (Pro papa)Vir celse (Pro papa)
  31. πŸ” 28% Aurora velut fulgidaAurora velut fulgida
  32. πŸ” 28% Aeterna Christi munera ApostolorumAeterna Christi munera Apostolorum
  33. πŸ” 28% O sempiternae curiaeO sempiternae curiae
  34. πŸ” 28% Pressi malorumPressi malorum
  35. πŸ” 28% Fratres, corona cΓ¦licaFratres, corona cΓ¦lica
  36. πŸ” 27% Ad coenamAd coenam
  37. πŸ” 27% Magnae cohortis principemMagnae cohortis principem
  38. πŸ” 27% Aeterna Christi munera et MartyrumAeterna Christi munera et Martyrum
  39. πŸ” 27% Philippe summaePhilippe summae
  40. πŸ” 27% O vir beateO vir beate
  41. πŸ” 27% Immensa et unaImmensa et una
  42. πŸ” 27% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  43. πŸ” 26% Quem terra pontus aetheraQuem terra pontus aethera
  44. πŸ” 26% O rex aeterne DomineO rex aeterne Domine
  45. πŸ” 26% Aurora solis nuntiaAurora solis nuntia
  46. πŸ” 26% Ex more docti mysticoEx more docti mystico
  47. πŸ” 26% Exsultet jam AngelicaExsultet jam Angelica
  48. πŸ” 25% Martyr Dei, qui unicumMartyr Dei, qui unicum
  49. πŸ” 25% Jam lucis orto sidere (In tempore Quadragesimae)Jam lucis orto sidere (In tempore Quadragesimae)
  50. πŸ” 25% O castitatis signiferO castitatis signifer
  51. πŸ” 25% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  52. πŸ” 25% Deus tuorum militum (Tonus alter)Deus tuorum militum (Tonus alter)
  53. πŸ” 25% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  54. πŸ” 25% Vir celse forma fulgidaVir celse forma fulgida
  55. πŸ” 25% Jesu auctor clementiaeJesu auctor clementiae
  56. πŸ” 25% Sacrata nobis gaudiaSacrata nobis gaudia
  57. πŸ” 25% O lux beata TrinitasO lux beata Trinitas
  58. πŸ” 25% Optatus votis omniumOptatus votis omnium
  59. πŸ” 25% Cor arca legem continensCor arca legem continens
  60. πŸ” 25% Deus tuorum militum (Alter tonus)Deus tuorum militum (Alter tonus)
  61. πŸ” 25% Rerum deus tenax vigor (In Festo S. Cordis Jesu)Rerum deus tenax vigor (In Festo S. Cordis Jesu)
  62. πŸ” 25% Deus tuorum militum (another chant)Deus tuorum militum (another chant)
  63. πŸ” 25% Festivis resonent compitaFestivis resonent compita
  64. πŸ” 25% Miserere mei... secundumMiserere mei... secundum
  65. πŸ” 25% Radix Jesse (Resp.)Radix Jesse (Resp.)