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% O Salutaris Hostia SacraO Salutaris Hostia Sacra
  2. 🔍 39% Sanctorum meritisSanctorum meritis
  3. 🔍 37% O vos unanimesO vos unanimes
  4. 🔍 37% Veni Creator SpiritusVeni Creator Spiritus
  5. 🔍 35% Veni Creator (1983/1934)Veni Creator (1983/1934)
  6. 🔍 35% Ex quo religioEx quo religio
  7. 🔍 33% Ex more docti mysticoEx more docti mystico
  8. 🔍 33% Gloria XIXGloria XIX
  9. 🔍 33% Ex more docti mysticoEx more docti mystico
  10. 🔍 31% Veni Creator SpiritusVeni Creator Spiritus
  11. 🔍 31% Veni Creator SpiritusVeni Creator Spiritus
  12. 🔍 31% O castitatis signiferO castitatis signifer
  13. 🔍 30% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  14. 🔍 30% Tu Trinitatis UnitasTu Trinitatis Unitas
  15. 🔍 30% Adoremus in aeternumAdoremus in aeternum
  16. 🔍 30% Jam Christus astra ascenderatJam Christus astra ascenderat
  17. 🔍 30% Jesu dulcis memoria!Jesu dulcis memoria!
  18. 🔍 30% Summae Deus clementiae septemSummae Deus clementiae septem
  19. 🔍 30% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  20. 🔍 30% Hymnus Te DeumHymnus Te Deum
  21. 🔍 30% Inclytos ChristiInclytos Christi
  22. 🔍 30% Tantum ergo.Tantum ergo.
  23. 🔍 30% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  24. 🔍 29% Ex more docti MysticoEx more docti Mystico
  25. 🔍 29% Tu natale solum protegeTu natale solum protege
  26. 🔍 29% Te Matrem laudamusTe Matrem laudamus
  27. 🔍 29% Rex magneRex magne
  28. 🔍 29% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  29. 🔍 29% Tu natale solumTu natale solum
  30. 🔍 29% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  31. 🔍 28% Galli cantuGalli cantu
  32. 🔍 28% Non fraus magnanimumNon fraus magnanimum
  33. 🔍 28% Gaude Mater PoloniaGaude Mater Polonia
  34. 🔍 28% Veni Redemptor gentiumVeni Redemptor gentium
  35. 🔍 28% Sursum sonetSursum sonet
  36. 🔍 28% Sic Patres vitamSic Patres vitam
  37. 🔍 28% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  38. 🔍 28% Ave Maria... virgo serenaAve Maria... virgo serena
  39. 🔍 28% Venite exultemus IV GVenite exultemus IV G
  40. 🔍 28% Jam sol receditJam sol recedit
  41. 🔍 28% Nomen decusque concinantNomen decusque concinant
  42. 🔍 28% Hostis HerodesHostis Herodes
  43. 🔍 27% A solis ortusA solis ortus
  44. 🔍 27% Beata Mater...Regina mundi nostrasBeata Mater...Regina mundi nostras
  45. 🔍 27% Superne regum RexSuperne regum Rex
  46. 🔍 27% Sedibus caeli nitidis receptosSedibus caeli nitidis receptos
  47. 🔍 27% Bella dum lateBella dum late
  48. 🔍 27% Immensa et unaImmensa et una
  49. 🔍 27% Terrena cessent organaTerrena cessent organa
  50. 🔍 27% Jam sol receditJam sol recedit
  51. 🔍 27% Jam toto subitusJam toto subitus
  52. 🔍 27% Aeterni Patris UniceAeterni Patris Unice
  53. 🔍 27% Angularis fundamentumAngularis fundamentum
  54. 🔍 27% Jam toto subitusJam toto subitus
  55. 🔍 27% Jam lucis orto sidere (In Tempore Passionis)Jam lucis orto sidere (In Tempore Passionis)
  56. 🔍 27% Virginis CatharinaeVirginis Catharinae
  57. 🔍 27% Concito gressuConcito gressu
  58. 🔍 27% Luce divinaLuce divina
  59. 🔍 27% Jam lucis orto sidere (In tempore Passionis)Jam lucis orto sidere (In tempore Passionis)
  60. 🔍 27% Martinae celebriMartinae celebri
  61. 🔍 27% Regis superni nuntiaRegis superni nuntia
  62. 🔍 27% Qua Christus hora sitiitQua Christus hora sitiit
  63. 🔍 26% Felix namque esFelix namque es
  64. 🔍 26% Non illam cruciansNon illam crucians
  65. 🔍 26% Veni Creator SpiritusVeni Creator Spiritus