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% Gloria in excelsisGloria in excelsis
  2. 🔍 76% Gloria in excelsisGloria in excelsis
  3. 🔍 75% Gloria in excelsis DeoGloria in excelsis Deo
  4. 🔍 66% Gloria in excelsisGloria in excelsis
  5. 🔍 65% Gloria in excelsisGloria in excelsis
  6. 🔍 62% Gloria in excelsis DeoGloria in excelsis Deo
  7. 🔍 43% Elegit... virumElegit... virum
  8. 🔍 43% Facta est cum AngeloFacta est cum Angelo
  9. 🔍 42% Parvulus filiusParvulus filius
  10. 🔍 40% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  11. 🔍 40% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  12. 🔍 39% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  13. 🔍 39% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  14. 🔍 39% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  15. 🔍 39% Alleluia Omnes GentesAlleluia Omnes Gentes
  16. 🔍 38% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  17. 🔍 38% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  18. 🔍 38% Alleluia (mode 8)Alleluia (mode 8)
  19. 🔍 38% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  20. 🔍 37% Exaltabo te... alleluiaExaltabo te... alleluia
  21. 🔍 37% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  22. 🔍 37% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  23. 🔍 37% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  24. 🔍 37% In medio EcclesiaeIn medio Ecclesiae
  25. 🔍 37% Omnes GentesOmnes Gentes
  26. 🔍 36% Gloria et honore... allel.Gloria et honore... allel.
  27. 🔍 36% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  28. 🔍 36% Veni Sancte Spiritus repleVeni Sancte Spiritus reple
  29. 🔍 36% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  30. 🔍 36% Facta est cum AngeloFacta est cum Angelo
  31. 🔍 36% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  32. 🔍 36% Alleluia. Dom. LaudAlleluia. Dom. Laud
  33. 🔍 36% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  34. 🔍 36% Si manseritis in meSi manseritis in me
  35. 🔍 36% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  36. 🔍 35% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  37. 🔍 35% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  38. 🔍 35% Magna est gloria... allel.Magna est gloria... allel.
  39. 🔍 35% Laetamini in Domino... allel.Laetamini in Domino... allel.
  40. 🔍 35% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  41. 🔍 35% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  42. 🔍 35% Alleluia (mode 8)Alleluia (mode 8)
  43. 🔍 34% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  44. 🔍 34% In excelsis laudateIn excelsis laudate
  45. 🔍 34% Lux de luceLux de luce
  46. 🔍 34% Sancti et justiSancti et justi
  47. 🔍 34% Eduxit eosEduxit eos
  48. 🔍 34% Alleluia laudate DominumAlleluia laudate Dominum
  49. 🔍 34% Alleluia confiteminiAlleluia confitemini
  50. 🔍 34% Ascendit DeusAscendit Deus
  51. 🔍 34% Notum fecitNotum fecit
  52. 🔍 34% AccipiteAccipite
  53. 🔍 34% Facta es cum angeloFacta es cum angelo
  54. 🔍 34% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  55. 🔍 34% Data est mihiData est mihi
  56. 🔍 33% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  57. 🔍 33% Verbo DominiVerbo Domini
  58. 🔍 33% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  59. 🔍 33% Ipse invocabit meIpse invocabit me
  60. 🔍 33% AlleluiaAlleluia
  61. 🔍 33% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  62. 🔍 33% Stetit JesusStetit Jesus
  63. 🔍 33% Salus et gloria - mode IVSalus et gloria - mode IV
  64. 🔍 33% In manus tuas... allel.In manus tuas... allel.
  65. 🔍 33% Misericordia DominiMisericordia Domini