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% Jacob autem (Com.)Jacob autem (Com.)
  2. 🔍 50% Jacob autem genuit ... allel.Jacob autem genuit ... allel.
  3. 🔍 50% Jacob autem genuitJacob autem genuit
  4. 🔍 49% Jacob autemJacob autem
  5. 🔍 48% Jacob autem genuit (Ant.)Jacob autem genuit (Ant.)
  6. 🔍 48% Jacob autemJacob autem
  7. 🔍 45% Dicit AndreasDicit Andreas
  8. 🔍 45% Jacob autem genuitJacob autem genuit
  9. 🔍 45% Jacob autem genuitJacob autem genuit
  10. 🔍 43% Jacob autemJacob autem
  11. 🔍 42% Iacob autemIacob autem
  12. 🔍 37% Jacob autemJacob autem
  13. 🔍 35% Iacob autem genuit IosephIacob autem genuit Ioseph
  14. 🔍 29% Dicit AndreasDicit Andreas
  15. 🔍 29% Iacob autemIacob autem
  16. 🔍 28% Iacob autemIacob autem
  17. 🔍 27% Alleluia Lapis revolutusAlleluia Lapis revolutus
  18. 🔍 27% Spiritus ubiSpiritus ubi
  19. 🔍 27% Dicit AndreasDicit Andreas
  20. 🔍 27% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  21. 🔍 26% Alleluia (mode 8)Alleluia (mode 8)
  22. 🔍 25% Christus resurgensChristus resurgens
  23. 🔍 25% Alleluia (mode 8)Alleluia (mode 8)
  24. 🔍 24% Salve Regina misericordiae (Paschal Time)Salve Regina misericordiae (Paschal Time)
  25. 🔍 24% Resurrectio (Tempore paschali)Resurrectio (Tempore paschali)
  26. 🔍 24% Ascendens Christus (R. Br. Tonus Solemnis)Ascendens Christus (R. Br. Tonus Solemnis)
  27. 🔍 24% AlleluiaAlleluia
  28. 🔍 24% Vidi aquamVidi aquam
  29. 🔍 24% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  30. 🔍 24% Alleluia Omnes GentesAlleluia Omnes Gentes
  31. 🔍 24% Pascha nostrumPascha nostrum
  32. 🔍 24% Vidi AquamVidi Aquam
  33. 🔍 24% Viri GalilaeiViri Galilaei
  34. 🔍 24% Christe Fili Dei (Paschal Time)Christe Fili Dei (Paschal Time)
  35. 🔍 24% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  36. 🔍 24% Spiritus SanctusSpiritus Sanctus
  37. 🔍 24% Angelus Domini apparuit Joseph (S. Jos)Angelus Domini apparuit Joseph (S. Jos)
  38. 🔍 24% Unus autem ex illisUnus autem ex illis
  39. 🔍 24% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  40. 🔍 24% Alleluia audiviAlleluia audivi
  41. 🔍 23% Gustate et videteGustate et videte
  42. 🔍 23% O magnam dignitatemO magnam dignitatem
  43. 🔍 23% Christus dilexit nosChristus dilexit nos
  44. 🔍 23% Spiritus quiSpiritus qui
  45. 🔍 23% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  46. 🔍 23% Alleluia, lapis revolutus estAlleluia, lapis revolutus est
  47. 🔍 23% Omnes GentesOmnes Gentes
  48. 🔍 23% Eduxit DominusEduxit Dominus
  49. 🔍 23% Alleluia. (Wednesday P. T. at Vespers)Alleluia. (Wednesday P. T. at Vespers)
  50. 🔍 23% Alleluia (T. P. ad Nonam)Alleluia (T. P. ad Nonam)
  51. 🔍 23% Me exspectaveruntMe exspectaverunt
  52. 🔍 23% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  53. 🔍 23% Ultimo festivitatisUltimo festivitatis
  54. 🔍 23% Joseph fili DavidJoseph fili David
  55. 🔍 23% Magnificabitur Christus in corporeMagnificabitur Christus in corpore
  56. 🔍 23% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  57. 🔍 23% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  58. 🔍 23% Venite benedictiVenite benedicti
  59. 🔍 23% Dominus regit meDominus regit me
  60. 🔍 22% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  61. 🔍 22% Unus militumUnus militum
  62. 🔍 22% Alleluia ascendens ChristusAlleluia ascendens Christus
  63. 🔍 22% Fecit nos DeoFecit nos Deo
  64. 🔍 22% Cum veneritCum venerit
  65. 🔍 22% Omnes qui in ChristoOmnes qui in Christo