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: 2025-12-20. 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 IIO salutaris Hostia II
  2. 🔍 79% O salutaris Hostia VO salutaris Hostia V
  3. 🔍 75% O salutaris Hostia IO salutaris Hostia I
  4. 🔍 71% O Salutaris Hostia (Creator Alme)O Salutaris Hostia (Creator Alme)
  5. 🔍 71% O salutaris Hostia IVO salutaris Hostia IV
  6. 🔍 71% O Salutaris Hostia III (cantus ad processiones)O Salutaris Hostia III (cantus ad processiones)
  7. 🔍 68% O salutaris Hostia VIIO salutaris Hostia VII
  8. 🔍 67% O salutaris Hostia IO salutaris Hostia I
  9. 🔍 64% O salutaris Hostia VIO salutaris Hostia VI
  10. 🔍 64% O Salutaris Hostia VII (cantus ad processiones)O Salutaris Hostia VII (cantus ad processiones)
  11. 🔍 63% O salutaris Hostia IIO salutaris Hostia II
  12. 🔍 63% O salutaris Hostia IIIO salutaris Hostia III
  13. 🔍 62% O salutaris Hostia IIIO salutaris Hostia III
  14. 🔍 61% O Salutaris Hostia IV (cantus ad processiones)O Salutaris Hostia IV (cantus ad processiones)
  15. 🔍 58% O salutaris HostiaO salutaris Hostia
  16. 🔍 55% O Salutaris Hostia VI (cantus ad processiones)O Salutaris Hostia VI (cantus ad processiones)
  17. 🔍 54% O Salutaris Hostia II (cantus ad processiones)O Salutaris Hostia II (cantus ad processiones)
  18. 🔍 52% O Salutaris Hostia (Vexilla Regis)O Salutaris Hostia (Vexilla Regis)
  19. 🔍 44% O Salutaris HostiaO Salutaris Hostia
  20. 🔍 43% O salutaris HostiaO salutaris Hostia
  21. 🔍 31% Verbum supernumVerbum supernum
  22. 🔍 26% Benedicamus (ad lib.)Benedicamus (ad lib.)
  23. 🔍 25% Da nobis, DomineDa nobis, Domine
  24. 🔍 24% Verbum supernum prodiens necVerbum supernum prodiens nec
  25. 🔍 24% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  26. 🔍 23% Da pacem DomineDa pacem Domine
  27. 🔍 23% Puer Nobis NasciturPuer Nobis Nascitur
  28. 🔍 23% Pange lingua... CorporisPange lingua... Corporis
  29. 🔍 23% Verbum supernum prodiens necVerbum supernum prodiens nec
  30. 🔍 23% Sanctus XVIIISanctus XVIII
  31. 🔍 23% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  32. 🔍 23% Credo IVCredo IV
  33. 🔍 22% O Catharina nobilis!O Catharina nobilis!
  34. 🔍 22% AngularisAngularis
  35. 🔍 22% Tantum ergo. IITantum ergo. II
  36. 🔍 22% Cor JesuCor Jesu
  37. 🔍 22% Adoremus Ps. Laudate Dominum. IIIAdoremus Ps. Laudate Dominum. III
  38. 🔍 22% Calicem salutarisCalicem salutaris
  39. 🔍 21% Urbs Jerusalem beataUrbs Jerusalem beata
  40. 🔍 21% Jesu dulcis memoriaJesu dulcis memoria
  41. 🔍 21% Dulcis Iesu memoriaDulcis Iesu memoria
  42. 🔍 21% O quot undis lacrimarumO quot undis lacrimarum
  43. 🔍 21% Christe, vivens hostiaChriste, vivens hostia
  44. 🔍 21% Pontifical BlessingPontifical Blessing
  45. 🔍 21% Certum tenentes (In festis)Certum tenentes (In festis)
  46. 🔍 21% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  47. 🔍 21% Ternis horarum (In festis)Ternis horarum (In festis)
  48. 🔍 21% Pueri Hebraeorum vestimentaPueri Hebraeorum vestimenta
  49. 🔍 21% Quid trucesQuid truces
  50. 🔍 21% Panis angelicusPanis angelicus
  51. 🔍 21% Deus tuorum II Cl.Deus tuorum II Cl.
  52. 🔍 20% Lux aeternaLux aeterna
  53. 🔍 20% Da nobisDa nobis
  54. 🔍 20% Da nobis DomineDa nobis Domine
  55. 🔍 20% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  56. 🔍 20% Pange lingua... CorporisPange lingua... Corporis
  57. 🔍 20% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  58. 🔍 20% Adoremus in aeternumAdoremus in aeternum
  59. 🔍 20% Mente jucundaMente jucunda
  60. 🔍 20% Veni Redemptor gentiumVeni Redemptor gentium
  61. 🔍 20% Lauda SionLauda Sion
  62. 🔍 20% Maria Mater gratiaeMaria Mater gratiae
  63. 🔍 20% Eva virumEva virum
  64. 🔍 20% Sanctus XVSanctus XV
  65. 🔍 20% Verbum supernum prodiensVerbum supernum prodiens