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% Sancta Maria succurreSancta Maria succurre
  2. πŸ” 76% Sancta Maria succurreSancta Maria succurre
  3. πŸ” 75% Sancta Maria succurreSancta Maria succurre
  4. πŸ” 69% Sancta Maria...festivitatemSancta Maria...festivitatem
  5. πŸ” 67% Sancta Maria...auxiliumSancta Maria...auxilium
  6. πŸ” 65% Sancta MariaSancta Maria
  7. πŸ” 49% Mater ChristiMater Christi
  8. πŸ” 43% Sancta MariaSancta Maria
  9. πŸ” 42% Commune vos apostoliCommune vos apostoli
  10. πŸ” 42% Felix namqueFelix namque
  11. πŸ” 42% Apostolorum passio diemApostolorum passio diem
  12. πŸ” 42% Relucens inter principesRelucens inter principes
  13. πŸ” 41% Cohors beata SeraphimCohors beata Seraphim
  14. πŸ” 40% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  15. πŸ” 40% Te nostra laetisTe nostra laetis
  16. πŸ” 39% Praeclara qua tu gloriaPraeclara qua tu gloria
  17. πŸ” 38% Qui luce splendesQui luce splendes
  18. πŸ” 38% Qui luce splendesQui luce splendes
  19. πŸ” 38% Commune vos apostoliCommune vos apostoli
  20. πŸ” 38% Felix namque esFelix namque es
  21. πŸ” 37% Felix namque esFelix namque es
  22. πŸ” 36% Captator olim pisciumCaptator olim piscium
  23. πŸ” 35% Legis sacrataeLegis sacratae
  24. πŸ” 35% Ex more docti mysticoEx more docti mystico
  25. πŸ” 33% Gloria VIIGloria VII
  26. πŸ” 33% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  27. πŸ” 33% Gloria IGloria I
  28. πŸ” 33% Te Deum PatremTe Deum Patrem
  29. πŸ” 33% O MartineO Martine
  30. πŸ” 33% Tu principatumTu principatum
  31. πŸ” 33% Gaude mater AnnaGaude mater Anna
  32. πŸ” 32% Virginis virgoVirginis virgo
  33. πŸ” 32% Felix per omnesFelix per omnes
  34. πŸ” 32% O nimis felixO nimis felix
  35. πŸ” 32% Aspice DomineAspice Domine
  36. πŸ” 32% Concito gressuConcito gressu
  37. πŸ” 32% Te Deum PatremTe Deum Patrem
  38. πŸ” 32% Miserere mei... secundumMiserere mei... secundum
  39. πŸ” 32% A solis ortusA solis ortus
  40. πŸ” 32% Beata Dei GenitrixBeata Dei Genitrix
  41. πŸ” 32% Veni Redemptor gentiumVeni Redemptor gentium
  42. πŸ” 32% Venite exultemus IV GVenite exultemus IV G
  43. πŸ” 31% Ternis horarum terminisTernis horarum terminis
  44. πŸ” 31% Ex more docti MysticoEx more docti Mystico
  45. πŸ” 31% Dei fideDei fide
  46. πŸ” 31% Ternis ter horisTernis ter horis
  47. πŸ” 31% Qua Christus hora sitiitQua Christus hora sitiit
  48. πŸ” 31% Venite exsultemus IV*Venite exsultemus IV*
  49. πŸ” 31% Beata Dei GenitrixBeata Dei Genitrix
  50. πŸ” 31% Decora lux aeternitatisDecora lux aeternitatis
  51. πŸ” 31% O Virgo MariaO Virgo Maria
  52. πŸ” 31% De ore leonisDe ore leonis
  53. πŸ” 31% Sancta DeiSancta Dei
  54. πŸ” 30% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  55. πŸ” 30% LΓ†ti colentes famulamLΓ†ti colentes famulam
  56. πŸ” 30% Miserere (Ps 50)Miserere (Ps 50)
  57. πŸ” 30% Nunc tempus acceptabileNunc tempus acceptabile
  58. πŸ” 30% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  59. πŸ” 30% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  60. πŸ” 30% Te Deum Patrem ingenitumTe Deum Patrem ingenitum
  61. πŸ” 30% Quicumque Christum quaeritisQuicumque Christum quaeritis
  62. πŸ” 30% Laeti colentes famulumLaeti colentes famulum
  63. πŸ” 30% Ne reminiscarisNe reminiscaris
  64. πŸ” 30% Beata Dei Genitrix (O.B.V.M. in Sabb.)Beata Dei Genitrix (O.B.V.M. in Sabb.)
  65. πŸ” 30% Miserere et parceMiserere et parce