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% Gaudete cum alleluiaGaudete cum alleluia
  2. 🔍 67% Gaudete sine alleluiaGaudete sine alleluia
  3. 🔍 45% Gaudete cum alleluiaGaudete cum alleluia
  4. 🔍 42% Gaudete sine AlleluiaGaudete sine Alleluia
  5. 🔍 34% Gaudete justiGaudete justi
  6. 🔍 31% Misericordia DominiMisericordia Domini
  7. 🔍 29% Alleluia laudate DominumAlleluia laudate Dominum
  8. 🔍 28% Alleluia LaudateAlleluia Laudate
  9. 🔍 28% Gaudeamus omnes in Domino (Resp.)Gaudeamus omnes in Domino (Resp.)
  10. 🔍 28% Misericordia DominiMisericordia Domini
  11. 🔍 28% Misericordia DominiMisericordia Domini
  12. 🔍 27% Judicant sanctiJudicant sancti
  13. 🔍 26% Florete... et dateFlorete... et date
  14. 🔍 26% Alleluia (mode 8)Alleluia (mode 8)
  15. 🔍 26% Petite... alleluiaPetite... alleluia
  16. 🔍 26% Lux perpetuaLux perpetua
  17. 🔍 26% Exaudi Domine... tibiExaudi Domine... tibi
  18. 🔍 25% Amen dico vobis quod vosAmen dico vobis quod vos
  19. 🔍 25% Alleluia Omnes GentesAlleluia Omnes Gentes
  20. 🔍 25% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  21. 🔍 25% Sancti et justiSancti et justi
  22. 🔍 25% Alleluia (mode 8)Alleluia (mode 8)
  23. 🔍 25% Omnes GentesOmnes Gentes
  24. 🔍 25% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  25. 🔍 25% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  26. 🔍 25% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  27. 🔍 25% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  28. 🔍 25% AlleluiaAlleluia
  29. 🔍 25% ConfundanturConfundantur
  30. 🔍 25% Judicant sanctiJudicant sancti
  31. 🔍 24% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  32. 🔍 24% Cibavit eos... alleluiaCibavit eos... alleluia
  33. 🔍 24% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  34. 🔍 24% Alleluia (ant.)Alleluia (ant.)
  35. 🔍 24% Alleluia (ant.)Alleluia (ant.)
  36. 🔍 24% AlleluiaAlleluia
  37. 🔍 24% Jesu nostra redemptioJesu nostra redemptio
  38. 🔍 24% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  39. 🔍 24% Adest... diademaAdest... diadema
  40. 🔍 24% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  41. 🔍 24% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  42. 🔍 24% RevertereRevertere
  43. 🔍 24% Lauda animaLauda anima
  44. 🔍 24% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  45. 🔍 24% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  46. 🔍 24% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  47. 🔍 24% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  48. 🔍 24% Regina mundiRegina mundi
  49. 🔍 23% Florete... et dateFlorete... et date
  50. 🔍 23% Psallite DominoPsallite Domino
  51. 🔍 23% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  52. 🔍 23% Cogitationes Cordis cum AlleluiaCogitationes Cordis cum Alleluia
  53. 🔍 23% Alleluia Dom. Compl. T.P. IIAlleluia Dom. Compl. T.P. II
  54. 🔍 23% Data est mihiData est mihi
  55. 🔍 23% Alleluia Lapis revolutusAlleluia Lapis revolutus
  56. 🔍 23% ExclamaveruntExclamaverunt
  57. 🔍 23% Gaudeamus... beati FrancisciGaudeamus... beati Francisci
  58. 🔍 23% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  59. 🔍 23% Eduxit eosEduxit eos
  60. 🔍 23% Clamaverunt ad teClamaverunt ad te
  61. 🔍 23% Visitasti terramVisitasti terram
  62. 🔍 23% Gaudeamus... JosaphatGaudeamus... Josaphat
  63. 🔍 23% Veni Domine et noli (Com.)Veni Domine et noli (Com.)
  64. 🔍 23% Gaudete justiGaudete justi
  65. 🔍 22% Regina mundiRegina mundi