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% Gressus meosGressus meos
  2. 🔍 71% Gressus meosGressus meos
  3. 🔍 50% Gressus meosGressus meos
  4. 🔍 48% Gressus meosGressus meos
  5. 🔍 41% Gressus meosGressus meos
  6. 🔍 37% Gressus meosGressus meos
  7. 🔍 35% Gressus meosGressus meos
  8. 🔍 33% Levabo oculosLevabo oculos
  9. 🔍 29% Levabo oculosLevabo oculos
  10. 🔍 28% Domine Deus... qui repertusDomine Deus... qui repertus
  11. 🔍 28% Domine secundum actumDomine secundum actum
  12. 🔍 27% Domine Deus... vidi cumDomine Deus... vidi cum
  13. 🔍 27% Suscepimus (Tract.)Suscepimus (Tract.)
  14. 🔍 27% Levabo oculosLevabo oculos
  15. 🔍 26% CognoviCognovi
  16. 🔍 26% Immittet AngelusImmittet Angelus
  17. 🔍 26% O Domine... ego servusO Domine... ego servus
  18. 🔍 26% CognoviCognovi
  19. 🔍 26% Ad te levaviAd te levavi
  20. 🔍 26% Perfice gressusPerfice gressus
  21. 🔍 26% Adducam eosAdducam eos
  22. 🔍 25% Adducam eosAdducam eos
  23. 🔍 25% Perfice gressusPerfice gressus
  24. 🔍 25% Perfice gressusPerfice gressus
  25. 🔍 25% Nunc dimittisNunc dimittis
  26. 🔍 25% Gressus meosGressus meos
  27. 🔍 25% Domine Deus... qui repertusDomine Deus... qui repertus
  28. 🔍 25% Miserere mihiMiserere mihi
  29. 🔍 25% Gloria IGloria I
  30. 🔍 24% Perfice gressusPerfice gressus
  31. 🔍 24% GaudeoGaudeo
  32. 🔍 24% Emitte SpiritumEmitte Spiritum
  33. 🔍 24% Ecce sacerdosEcce sacerdos
  34. 🔍 24% Vere tu es RexVere tu es Rex
  35. 🔍 24% HolocaustumHolocaustum
  36. 🔍 24% Ite XIVIte XIV
  37. 🔍 24% Miserere (Ps 50)Miserere (Ps 50)
  38. 🔍 24% Aeterne Rex altissimeAeterne Rex altissime
  39. 🔍 23% Nimis honorati suntNimis honorati sunt
  40. 🔍 23% HolocaustumHolocaustum
  41. 🔍 23% Confitebor tibi... DeusConfitebor tibi... Deus
  42. 🔍 23% O Domine... et filiusO Domine... et filius
  43. 🔍 23% Domine non secundumDomine non secundum
  44. 🔍 23% Ecce quam bonumEcce quam bonum
  45. 🔍 23% Gressus meosGressus meos
  46. 🔍 23% Nimis honorati suntNimis honorati sunt
  47. 🔍 23% Ad te levaviAd te levavi
  48. 🔍 23% Ego autem in... gaudeboEgo autem in... gaudebo
  49. 🔍 23% Domine Deus salutisDomine Deus salutis
  50. 🔍 23% Ego autem in Domino gaudeboEgo autem in Domino gaudebo
  51. 🔍 23% Levabo oculosLevabo oculos
  52. 🔍 23% Miserere mihiMiserere mihi
  53. 🔍 23% Audi benigneAudi benigne
  54. 🔍 23% Qui lacrimatusQui lacrimatus
  55. 🔍 23% Ego autem in... speraviEgo autem in... speravi
  56. 🔍 23% Exsultabo in JerusalemExsultabo in Jerusalem
  57. 🔍 23% Gloria XIGloria XI
  58. 🔍 23% Te Deum PatremTe Deum Patrem
  59. 🔍 23% Domine Deus salutis... alleluiaDomine Deus salutis... alleluia
  60. 🔍 22% ImproperiumImproperium
  61. 🔍 22% Sanctificavit (verses)Sanctificavit (verses)
  62. 🔍 22% Non habemus hicNon habemus hic
  63. 🔍 22% Domine non secundumDomine non secundum
  64. 🔍 22% Domine vivificaDomine vivifica
  65. 🔍 22% Constitues eosConstitues eos