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% Adjutorium nostrumAdjutorium nostrum
  2. 🔍 60% Gloria et honore...allel.Gloria et honore...allel.
  3. 🔍 57% Amavit eum Dominus (Resp. Br. T.P.)Amavit eum Dominus (Resp. Br. T.P.)
  4. 🔍 57% Angelus Domini nuntiavit (Resp. Br. T.P.)Angelus Domini nuntiavit (Resp. Br. T.P.)
  5. 🔍 56% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  6. 🔍 55% In manus tuas Domine (Tempore Paschali)In manus tuas Domine (Tempore Paschali)
  7. 🔍 55% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  8. 🔍 54% Gloriosus apparuistiGloriosus apparuisti
  9. 🔍 54% Amplificatus est (T.P.)Amplificatus est (T.P.)
  10. 🔍 53% Audi filia et vide (Resp. Br. T.P.)Audi filia et vide (Resp. Br. T.P.)
  11. 🔍 52% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  12. 🔍 52% Verbum caro factum estVerbum caro factum est
  13. 🔍 51% Omnes de SabaOmnes de Saba
  14. 🔍 51% Gloria et honore (Resp. Br.)Gloria et honore (Resp. Br.)
  15. 🔍 50% Ascendit DeusAscendit Deus
  16. 🔍 50% Os justi (T.P.)Os justi (T.P.)
  17. 🔍 49% Ave Maria (Resp. br. in T.P.))Ave Maria (Resp. br. in T.P.))
  18. 🔍 49% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  19. 🔍 49% Christe Fili Dei vivi (Tempore Paschali)Christe Fili Dei vivi (Tempore Paschali)
  20. 🔍 48% Adoramus te ChristeAdoramus te Christe
  21. 🔍 48% Ascendit DeusAscendit Deus
  22. 🔍 48% Meritis et precibus (In Paschal Time)Meritis et precibus (In Paschal Time)
  23. 🔍 48% Salus et gloriaSalus et gloria
  24. 🔍 48% Sancti et justi ... alleluiaSancti et justi ... alleluia
  25. 🔍 48% Christe Fili Dei (Paschal Time)Christe Fili Dei (Paschal Time)
  26. 🔍 48% Lux perpetua (T.P.)Lux perpetua (T.P.)
  27. 🔍 48% Verbum caro factum estVerbum caro factum est
  28. 🔍 47% Bellabunt adversum te (T.P.)Bellabunt adversum te (T.P.)
  29. 🔍 47% Amavit eum Dominus (TP)Amavit eum Dominus (TP)
  30. 🔍 47% Sancti et justiSancti et justi
  31. 🔍 47% Puer natus in BethlehemPuer natus in Bethlehem
  32. 🔍 46% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  33. 🔍 46% Verbum caro factum estVerbum caro factum est
  34. 🔍 46% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  35. 🔍 46% Salus et gloria - mode IVSalus et gloria - mode IV
  36. 🔍 46% Spiritus Paraclitus (Tonus simplex pro diebus infra Octavam)Spiritus Paraclitus (Tonus simplex pro diebus infra Octavam)
  37. 🔍 46% Salus et gloriaSalus et gloria
  38. 🔍 46% Alleluia (Per Hebdomadam ad Nonam T.P.)Alleluia (Per Hebdomadam ad Nonam T.P.)
  39. 🔍 45% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  40. 🔍 45% AlleluiaAlleluia
  41. 🔍 45% Salus et gloriaSalus et gloria
  42. 🔍 45% Meritis et precibus (T.P.)Meritis et precibus (T.P.)
  43. 🔍 45% Omnes GentesOmnes Gentes
  44. 🔍 45% In manus tuas (tempore Paschali)In manus tuas (tempore Paschali)
  45. 🔍 45% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  46. 🔍 44% Notum fecit DominusNotum fecit Dominus
  47. 🔍 44% Ascendit DeusAscendit Deus
  48. 🔍 44% Sancti et justi in DominoSancti et justi in Domino
  49. 🔍 44% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  50. 🔍 44% Adorate DominumAdorate Dominum
  51. 🔍 44% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  52. 🔍 44% Surrexit Dominus vereSurrexit Dominus vere
  53. 🔍 44% Notum fecit DominusNotum fecit Dominus
  54. 🔍 44% Surrexit Dominus de sepulchro (Resp. Br.)Surrexit Dominus de sepulchro (Resp. Br.)
  55. 🔍 44% Verbum DeiVerbum Dei
  56. 🔍 44% Gloria et honoreGloria et honore
  57. 🔍 44% Alleluia (mode 8)Alleluia (mode 8)
  58. 🔍 44% Alleluia (mode 8)Alleluia (mode 8)
  59. 🔍 43% Cibavit illos. IICibavit illos. II
  60. 🔍 43% Exsurgat DeusExsurgat Deus
  61. 🔍 43% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  62. 🔍 43% Alleluia. (Friday P. T. at Lauds II) Alleluia. (Friday P. T. at Lauds II)
  63. 🔍 43% Gloria et honore... allel. Gloria et honore... allel.
  64. 🔍 43% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  65. 🔍 43% Audi filia et vide (T.P.)Audi filia et vide (T.P.)