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% Deus docuistiDeus docuisti
  2. 🔍 78% Angelus Domini apparuitAngelus Domini apparuit
  3. 🔍 76% Ego Dominus inebriaboEgo Dominus inebriabo
  4. 🔍 43% Justorum animae (Off.)Justorum animae (Off.)
  5. 🔍 42% Beata nobis gaudiaBeata nobis gaudia
  6. 🔍 42% Beata nobis gaudiaBeata nobis gaudia
  7. 🔍 42% Beata nobisBeata nobis
  8. 🔍 41% Te saeculorum PrincipemTe saeculorum Principem
  9. 🔍 41% Stetit PontifexStetit Pontifex
  10. 🔍 39% Inclinet DominusInclinet Dominus
  11. 🔍 39% VerumtamenVerumtamen
  12. 🔍 37% Stetit Angelus (Off)Stetit Angelus (Off)
  13. 🔍 36% Qui me inveneritQui me invenerit
  14. 🔍 36% Erit autem sanguisErit autem sanguis
  15. 🔍 35% Obaudite meObaudite me
  16. 🔍 35% O salutaris Hostia IIIO salutaris Hostia III
  17. 🔍 35% Libera me Domine de morteLibera me Domine de morte
  18. 🔍 35% Petite sine AlleluiaPetite sine Alleluia
  19. 🔍 34% Manum suamManum suam
  20. 🔍 34% Petite cum AlleluiaPetite cum Alleluia
  21. 🔍 34% Dignus es DomineDignus es Domine
  22. 🔍 32% O crux splendidiorO crux splendidior
  23. 🔍 32% Beata nobis gaudiaBeata nobis gaudia
  24. 🔍 32% Te saeculorum PrincipemTe saeculorum Principem
  25. 🔍 32% Beata nobis gaudiaBeata nobis gaudia
  26. 🔍 31% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  27. 🔍 31% Candida VirginitasCandida Virginitas
  28. 🔍 31% Jesu dulcis amorJesu dulcis amor
  29. 🔍 31% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  30. 🔍 31% Venite comediteVenite comedite
  31. 🔍 31% Sapientia hujusSapientia hujus
  32. 🔍 31% In salutariIn salutari
  33. 🔍 31% Surrexit Christus et illuxitSurrexit Christus et illuxit
  34. 🔍 31% Rogavi pro teRogavi pro te
  35. 🔍 30% Cum sublevassetCum sublevasset
  36. 🔍 30% Unus panisUnus panis
  37. 🔍 30% Iste ConfessorIste Confessor
  38. 🔍 30% Per te Dei GenitrixPer te Dei Genitrix
  39. 🔍 30% Solve jubente DeoSolve jubente Deo
  40. 🔍 30% Quam magnaQuam magna
  41. 🔍 30% Gemma caelestisGemma caelestis
  42. 🔍 30% Ipse est directusIpse est directus
  43. 🔍 30% Lux perpetuaLux perpetua
  44. 🔍 30% Gratias tibi DeusGratias tibi Deus
  45. 🔍 30% Quid tuo nobisQuid tuo nobis
  46. 🔍 30% Iste Confessorum Domini (in Feriis sextis)Iste Confessorum Domini (in Feriis sextis)
  47. 🔍 30% Laudibus civesLaudibus cives
  48. 🔍 30% Quae est ista quae progrediturQuae est ista quae progreditur
  49. 🔍 30% Iste Confessor patriarchaIste Confessor patriarcha
  50. 🔍 30% Duo SeraphimDuo Seraphim
  51. 🔍 30% Inter aeternasInter aeternas
  52. 🔍 30% Exsultet orbis gaudiis (another chant)Exsultet orbis gaudiis (another chant)
  53. 🔍 30% In Deo salutareIn Deo salutare
  54. 🔍 30% Illi ergo hominesIlli ergo homines
  55. 🔍 30% Illi ergo hominesIlli ergo homines
  56. 🔍 30% Juravit DominusJuravit Dominus
  57. 🔍 29% Reposita estReposita est
  58. 🔍 29% FructumFructum
  59. 🔍 29% Candor aeternaeCandor aeternae
  60. 🔍 29% Te saeculorum PrincipemTe saeculorum Principem
  61. 🔍 29% Quem terra pontus sideraQuem terra pontus sidera
  62. 🔍 29% Beata visceraBeata viscera
  63. 🔍 29% Ecce DeusEcce Deus
  64. 🔍 29% Tantum ergo VIITantum ergo VII
  65. 🔍 29% Iste Confessor Domini [S Martini]Iste Confessor Domini [S Martini]