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% Erat Ioseph et Maria mater IesuErat Ioseph et Maria mater Iesu
  2. 🔍 77% Erat Ioseph et Maria mater Iesu (altera melodia)Erat Ioseph et Maria mater Iesu (altera melodia)
  3. 🔍 77% Erat Ioseph et Mater IesuErat Ioseph et Mater Iesu
  4. 🔍 68% Erat Ioseph et Mater IesuErat Ioseph et Mater Iesu
  5. 🔍 61% Erat Ioseph et MariaErat Ioseph et Maria
  6. 🔍 55% Erat Ioseph et materErat Ioseph et mater
  7. 🔍 43% Erant JosephErant Joseph
  8. 🔍 38% Erat Pater ejusErat Pater ejus
  9. 🔍 37% ErantErant
  10. 🔍 36% Erat pater ejusErat pater ejus
  11. 🔍 33% Era pater JesuEra pater Jesu
  12. 🔍 29% Iacob autem genuit IosephIacob autem genuit Ioseph
  13. 🔍 28% Cum esset desponsata (T. Adventus)Cum esset desponsata (T. Adventus)
  14. 🔍 26% Dixit Mater ejusDixit Mater ejus
  15. 🔍 25% LoquebanturLoquebantur
  16. 🔍 25% Surrexit Christus et illuxitSurrexit Christus et illuxit
  17. 🔍 24% Ioseph, fili DavidIoseph, fili David
  18. 🔍 24% Beata es Maria (in Festis B. Mariae Virginis)Beata es Maria (in Festis B. Mariae Virginis)
  19. 🔍 24% Dixit Mater JesuDixit Mater Jesu
  20. 🔍 23% Dixit mater eiusDixit mater eius
  21. 🔍 23% Beata es MariaBeata es Maria
  22. 🔍 23% Alleluia Omnes GentesAlleluia Omnes Gentes
  23. 🔍 23% Ipse IesusIpse Iesus
  24. 🔍 22% Ecce Maria genuitEcce Maria genuit
  25. 🔍 22% Mirabantur omnes de hisMirabantur omnes de his
  26. 🔍 22% Puer Iesus crescebatPuer Iesus crescebat
  27. 🔍 22% Omnes GentesOmnes Gentes
  28. 🔍 22% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  29. 🔍 22% Mirabantur omnes de hisMirabantur omnes de his
  30. 🔍 21% Christe Fili Dei viviChriste Fili Dei vivi
  31. 🔍 21% Iacob autemIacob autem
  32. 🔍 21% Dixit quidamDixit quidam
  33. 🔍 21% Ioseph fili DavidIoseph fili David
  34. 🔍 21% Ioseph fili DavidIoseph fili David
  35. 🔍 21% Veniet Dominus et nonVeniet Dominus et non
  36. 🔍 21% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  37. 🔍 21% Admonitus in somnis IosephAdmonitus in somnis Ioseph
  38. 🔍 20% Jesus junxit seJesus junxit se
  39. 🔍 20% Ne timeas MariaNe timeas Maria
  40. 🔍 20% Ierusalem respiceIerusalem respice
  41. 🔍 20% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  42. 🔍 20% Descendit Iesus cum eisDescendit Iesus cum eis
  43. 🔍 20% Alleluia nomen bonum (Resp.)Alleluia nomen bonum (Resp.)
  44. 🔍 20% Dabo in SionDabo in Sion
  45. 🔍 20% Ecce Dominus noster... ut illuminetEcce Dominus noster... ut illuminet
  46. 🔍 20% Cum esset desponsata (19 Martii)Cum esset desponsata (19 Martii)
  47. 🔍 20% Dixit Mater ejus ad illumDixit Mater ejus ad illum
  48. 🔍 20% Magnificate DominumMagnificate Dominum
  49. 🔍 20% Alma Redemptoris (monasticum)Alma Redemptoris (monasticum)
  50. 🔍 20% Dixit Mater Jesu ad illumDixit Mater Jesu ad illum
  51. 🔍 20% Maria stabatMaria stabat
  52. 🔍 20% Exaltata est Virgo MariaExaltata est Virgo Maria
  53. 🔍 20% Dixit JesusDixit Jesus
  54. 🔍 20% Descendit cum MariaDescendit cum Maria
  55. 🔍 19% Mirabantur omnesMirabantur omnes
  56. 🔍 19% Dixit Mater ejusDixit Mater ejus
  57. 🔍 19% Dominus veniet occurriteDominus veniet occurrite
  58. 🔍 19% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  59. 🔍 19% In principio creavitIn principio creavit
  60. 🔍 19% Gloria in excelsis DeoGloria in excelsis Deo
  61. 🔍 19% Dixit Mater ejus ad illumDixit Mater ejus ad illum
  62. 🔍 19% Ecce JoannaEcce Joanna
  63. 🔍 19% Beata es MariaBeata es Maria
  64. 🔍 19% Ecce veniet Propheta magnusEcce veniet Propheta magnus
  65. 🔍 19% Alma Redemptoris MaterAlma Redemptoris Mater