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% Virgo potens sicut turrisVirgo potens sicut turris
  2. πŸ” 75% Virgo potensVirgo potens
  3. πŸ” 71% Virgo potensVirgo potens
  4. πŸ” 26% Regali ex progenieRegali ex progenie
  5. πŸ” 26% Regali ex progenieRegali ex progenie
  6. πŸ” 25% Exiit sermoExiit sermo
  7. πŸ” 25% Observa fili praeceptaObserva fili praecepta
  8. πŸ” 25% Exiit sermo interExiit sermo inter
  9. πŸ” 24% O admirabile commerciumO admirabile commercium
  10. πŸ” 23% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  11. πŸ” 22% O admirabile commerciumO admirabile commercium
  12. πŸ” 22% Vexilla RegisVexilla Regis
  13. πŸ” 21% Potens esPotens es
  14. πŸ” 21% Gaudent in caelisGaudent in caelis
  15. πŸ” 21% Inclina cor meumInclina cor meum
  16. πŸ” 20% Respondens autem PetrusRespondens autem Petrus
  17. πŸ” 20% Te Redemptoris (BMV Auxilium Christianorum)Te Redemptoris (BMV Auxilium Christianorum)
  18. πŸ” 20% Inclina cor meumInclina cor meum
  19. πŸ” 20% Vexilla Regis prodeuntVexilla Regis prodeunt
  20. πŸ” 20% Vexilla Regis (extra Tempus Passionis)Vexilla Regis (extra Tempus Passionis)
  21. πŸ” 19% Potens es DominePotens es Domine
  22. πŸ” 19% LaetabundusLaetabundus
  23. πŸ” 19% Regali ex progenieRegali ex progenie
  24. πŸ” 19% Montes GelboeMontes Gelboe
  25. πŸ” 19% Exsultavit... in DeoExsultavit... in Deo
  26. πŸ” 19% Orietur sicut solOrietur sicut sol
  27. πŸ” 18% Sicut novellaeSicut novellae
  28. πŸ” 18% Pauperes SionPauperes Sion
  29. πŸ” 18% RecordΓ‘re, Virgo MaterRecordΓ‘re, Virgo Mater
  30. πŸ” 18% O castitatis signiferO castitatis signifer
  31. πŸ” 18% Virgo verboVirgo verbo
  32. πŸ” 18% Respondens autem PetrusRespondens autem Petrus
  33. πŸ” 18% O gente felix hospitaO gente felix hospita
  34. πŸ” 18% Te Redemptoris (BMV Reginae Poloniae)Te Redemptoris (BMV Reginae Poloniae)
  35. πŸ” 18% Quae est ista speciosaQuae est ista speciosa
  36. πŸ” 18% Caput tuum ut CarmelusCaput tuum ut Carmelus
  37. πŸ” 18% O mundi lampasO mundi lampas
  38. πŸ” 18% Domine Jesu ChristeDomine Jesu Christe
  39. πŸ” 17% Refulsit solRefulsit sol
  40. πŸ” 17% O beata VirgoO beata Virgo
  41. πŸ” 17% Virgo prudentissimaVirgo prudentissima
  42. πŸ” 17% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  43. πŸ” 17% Tulit ergoTulit ergo
  44. πŸ” 17% Refulsit sol in clypeosRefulsit sol in clypeos
  45. πŸ” 17% Laetabundus (1950 version)Laetabundus (1950 version)
  46. πŸ” 17% Nonne isteNonne iste
  47. πŸ” 17% MemorareMemorare
  48. πŸ” 17% Caelestis urbs JerusalemCaelestis urbs Jerusalem
  49. πŸ” 17% Rex exaltaturRex exaltatur
  50. πŸ” 17% Laetare Virgo MaterLaetare Virgo Mater
  51. πŸ” 17% Ave Regina caelorumAve Regina caelorum
  52. πŸ” 17% Justi epulenturJusti epulentur
  53. πŸ” 17% Exspectetur sicut pluviaExspectetur sicut pluvia
  54. πŸ” 17% O lux beata CaelitumO lux beata Caelitum
  55. πŸ” 17% O lux beata CaelitumO lux beata Caelitum
  56. πŸ” 17% Immensa et unaImmensa et una
  57. πŸ” 17% Fecit mihi magnaFecit mihi magna
  58. πŸ” 17% Laetabundus (1985 version)Laetabundus (1985 version)
  59. πŸ” 17% Regina caeli laetareRegina caeli laetare
  60. πŸ” 17% Quae est ista speciosaQuae est ista speciosa
  61. πŸ” 17% Invicte Martyr unicumInvicte Martyr unicum
  62. πŸ” 17% Ego sum GabrielEgo sum Gabriel
  63. πŸ” 17% Date ei de fructuDate ei de fructu
  64. πŸ” 17% Sic Deus dilexitSic Deus dilexit
  65. πŸ” 17% Domus meaDomus mea