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% Gloriosus apparuistiGloriosus apparuisti
  2. 🔍 68% Gloriosus apparuistiGloriosus apparuisti
  3. 🔍 67% Gloriosus apparuistiGloriosus apparuisti
  4. 🔍 67% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  5. 🔍 66% Gloriosus apparuistiGloriosus apparuisti
  6. 🔍 65% Gloria et honore...allel.Gloria et honore...allel.
  7. 🔍 65% Angelus Domini nuntiavit (Resp. Br. T.P.)Angelus Domini nuntiavit (Resp. Br. T.P.)
  8. 🔍 63% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  9. 🔍 63% Gloriosus apparuistiGloriosus apparuisti
  10. 🔍 61% Amavit eum Dominus (Resp. Br. T.P.)Amavit eum Dominus (Resp. Br. T.P.)
  11. 🔍 58% Audi filia et vide (Resp. Br. T.P.)Audi filia et vide (Resp. Br. T.P.)
  12. 🔍 58% Amplificatus est (T.P.)Amplificatus est (T.P.)
  13. 🔍 57% In manus tuas Domine (Tempore Paschali)In manus tuas Domine (Tempore Paschali)
  14. 🔍 57% Verbum caro factum estVerbum caro factum est
  15. 🔍 55% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  16. 🔍 55% AlleluiaAlleluia
  17. 🔍 54% Adjutorium nostrumAdjutorium nostrum
  18. 🔍 54% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  19. 🔍 54% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  20. 🔍 54% Puer natus in BethlehemPuer natus in Bethlehem
  21. 🔍 54% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  22. 🔍 54% Surrexit Dominus vereSurrexit Dominus vere
  23. 🔍 53% Alleluia (mode 8)Alleluia (mode 8)
  24. 🔍 53% Alleluia (mode 8)Alleluia (mode 8)
  25. 🔍 53% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  26. 🔍 53% Lux perpetua (T.P.)Lux perpetua (T.P.)
  27. 🔍 52% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  28. 🔍 52% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  29. 🔍 52% Christe Fili Dei vivi (Tempore Paschali)Christe Fili Dei vivi (Tempore Paschali)
  30. 🔍 51% Bellabunt adversum te (T.P.)Bellabunt adversum te (T.P.)
  31. 🔍 51% Verbum caro factum estVerbum caro factum est
  32. 🔍 51% Omnes de SabaOmnes de Saba
  33. 🔍 51% Christe Fili Dei (Paschal Time)Christe Fili Dei (Paschal Time)
  34. 🔍 51% Alleluia Lapis revolutusAlleluia Lapis revolutus
  35. 🔍 50% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  36. 🔍 50% Meritis et precibus (In Paschal Time)Meritis et precibus (In Paschal Time)
  37. 🔍 50% Surrexit Dominus vereSurrexit Dominus vere
  38. 🔍 50% Omnes GentesOmnes Gentes
  39. 🔍 50% Ave Maria (Resp. br. in T.P.))Ave Maria (Resp. br. in T.P.))
  40. 🔍 49% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  41. 🔍 49% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  42. 🔍 49% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  43. 🔍 49% Verbum caro factum estVerbum caro factum est
  44. 🔍 49% Gustate et videteGustate et videte
  45. 🔍 48% Alleluia Omnes GentesAlleluia Omnes Gentes
  46. 🔍 48% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  47. 🔍 48% Alleluia (ant.)Alleluia (ant.)
  48. 🔍 48% Alleluia (ant.)Alleluia (ant.)
  49. 🔍 47% In manus tuas (tempore Paschali)In manus tuas (tempore Paschali)
  50. 🔍 47% Ascendit DeusAscendit Deus
  51. 🔍 47% Sancti et justi ... alleluiaSancti et justi ... alleluia
  52. 🔍 47% Gloria et honore (Resp. Br.)Gloria et honore (Resp. Br.)
  53. 🔍 47% Ascendit DeusAscendit Deus
  54. 🔍 46% Salus et gloria - mode IVSalus et gloria - mode IV
  55. 🔍 46% Sancti et justiSancti et justi
  56. 🔍 46% Exsurgat DeusExsurgat Deus
  57. 🔍 46% Adorate DominumAdorate Dominum
  58. 🔍 46% Salus et gloriaSalus et gloria
  59. 🔍 45% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  60. 🔍 45% Gloria et honore ... allel.Gloria et honore ... allel.
  61. 🔍 45% Salus et gloriaSalus et gloria
  62. 🔍 45% Os justi (T.P.)Os justi (T.P.)
  63. 🔍 45% Notum fecit DominusNotum fecit Dominus
  64. 🔍 44% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  65. 🔍 44% Amavit eum Dominus (TP)Amavit eum Dominus (TP)