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% Ante sextum vero (Resp.)Ante sextum vero (Resp.)
  2. 🔍 49% Ego dixi Domine (Resp.)Ego dixi Domine (Resp.)
  3. 🔍 48% Patefactae sunt (Resp.)Patefactae sunt (Resp.)
  4. 🔍 47% Dum deambularet Dominus (Resp.)Dum deambularet Dominus (Resp.)
  5. 🔍 46% Eodem vero anno (Resp.)Eodem vero anno (Resp.)
  6. 🔍 46% Quidam rusticus defuncti (Resp.)Quidam rusticus defuncti (Resp.)
  7. 🔍 45% Confitebor tibi Domine (Resp.)Confitebor tibi Domine (Resp.)
  8. 🔍 43% Videbunt gentes Justum tuum (Resp.)Videbunt gentes Justum tuum (Resp.)
  9. 🔍 41% Locutus est Dominus ad Moysen (Resp.)Locutus est Dominus ad Moysen (Resp.)
  10. 🔍 40% Descendet DominusDescendet Dominus
  11. 🔍 38% Sub throno Dei (Resp.)Sub throno Dei (Resp.)
  12. 🔍 38% Benedicta et venerabilis (Resp.)Benedicta et venerabilis (Resp.)
  13. 🔍 38% Ecce mitto Angelum meum (Resp.)Ecce mitto Angelum meum (Resp.)
  14. 🔍 37% Ego autem adjuvata (Resp.)Ego autem adjuvata (Resp.)
  15. 🔍 37% Fiat manus tua (Resp.)Fiat manus tua (Resp.)
  16. 🔍 36% Qui LazarumQui Lazarum
  17. 🔍 34% Frater Maure (Resp.)Frater Maure (Resp.)
  18. 🔍 34% Diffusa est gratia (Resp.)Diffusa est gratia (Resp.)
  19. 🔍 34% Diligam te Domine (Resp.)Diligam te Domine (Resp.)
  20. 🔍 34% Adjutor et susceptor meus (Resp.)Adjutor et susceptor meus (Resp.)
  21. 🔍 34% Nocte os meumNocte os meum
  22. 🔍 34% Spes mea Domine (Resp.)Spes mea Domine (Resp.)
  23. 🔍 33% Sebastianus vir christianissimus (Resp.)Sebastianus vir christianissimus (Resp.)
  24. 🔍 32% Beatus es tu et bene tibi (Resp.)Beatus es tu et bene tibi (Resp.)
  25. 🔍 32% Christo quotidie sedulum (Resp.)Christo quotidie sedulum (Resp.)
  26. 🔍 32% Tota die contristatus (Resp.)Tota die contristatus (Resp.)
  27. 🔍 31% Ecce vidi Agnum stantem (Resp.)Ecce vidi Agnum stantem (Resp.)
  28. 🔍 30% Beatus Benedictus cum jam relictis (Resp.)Beatus Benedictus cum jam relictis (Resp.)
  29. 🔍 30% Intuens in caelum (Resp.)Intuens in caelum (Resp.)
  30. 🔍 29% Mane surgens JacobMane surgens Jacob
  31. 🔍 29% Devastavit vineam (Resp.)Devastavit vineam (Resp.)
  32. 🔍 29% Interrogabat magos Herodes (Resp.)Interrogabat magos Herodes (Resp.)
  33. 🔍 29% Lapidabant Stephanum (Resp.)Lapidabant Stephanum (Resp.)
  34. 🔍 28% Quem vidistis (Resp.)Quem vidistis (Resp.)
  35. 🔍 28% Suscipe verbum (Resp.)Suscipe verbum (Resp.)
  36. 🔍 28% Aegypte noli flere (Resp.)Aegypte noli flere (Resp.)
  37. 🔍 28% Videbant omnes Stephanum (Resp.)Videbant omnes Stephanum (Resp.)
  38. 🔍 27% Sufficiebat nobisSufficiebat nobis
  39. 🔍 27% Stephanus autem (Resp.)Stephanus autem (Resp.)
  40. 🔍 26% Ecce Virgo concipiet (Resp.)Ecce Virgo concipiet (Resp.)
  41. 🔍 26% Jerusalem cito venietJerusalem cito veniet
  42. 🔍 26% Adjutor meus esto (Resp.)Adjutor meus esto (Resp.)
  43. 🔍 26% ExpandiExpandi
  44. 🔍 25% Videntes stellam Magi (Resp.)Videntes stellam Magi (Resp.)
  45. 🔍 25% Sicut cedrus (Resp.)Sicut cedrus (Resp.)
  46. 🔍 25% Recordare Domine testamentiRecordare Domine testamenti
  47. 🔍 25% O magnum mysterium (Resp.)O magnum mysterium (Resp.)
  48. 🔍 24% Rex noster adveniet Christus (Resp.)Rex noster adveniet Christus (Resp.)
  49. 🔍 24% Deus qui sedes (Resp.)Deus qui sedes (Resp.)
  50. 🔍 24% Isti sunt triumphatoresIsti sunt triumphatores
  51. 🔍 24% Intuens in caelumIntuens in caelum
  52. 🔍 24% Patefactae suntPatefactae sunt
  53. 🔍 24% Hoc signum crucisHoc signum crucis
  54. 🔍 23% Oculis ac manibusOculis ac manibus
  55. 🔍 23% Egredietur virga (Resp.)Egredietur virga (Resp.)
  56. 🔍 23% Dum deambularet DominusDum deambularet Dominus
  57. 🔍 23% Egredietur Dominus et praeliabitur (Resp.)Egredietur Dominus et praeliabitur (Resp.)
  58. 🔍 23% Ego dixi DomineEgo dixi Domine
  59. 🔍 22% Tu BethlehemTu Bethlehem
  60. 🔍 22% ReminiscereReminiscere
  61. 🔍 22% Repleatur os meum laude (Resp.)Repleatur os meum laude (Resp.)
  62. 🔍 21% Dilexisti justitiamDilexisti justitiam
  63. 🔍 21% Ecce quomodo moriturEcce quomodo moritur
  64. 🔍 21% Ecce mitto Angelum meumEcce mitto Angelum meum
  65. 🔍 21% Beatissimus pontifex Gregorius (Resp.)Beatissimus pontifex Gregorius (Resp.)