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: 2025-12-20. 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 Mater IesuErat Ioseph et Mater Iesu
  2. 🔍 88% Erat Ioseph et Mater IesuErat Ioseph et Mater Iesu
  3. 🔍 77% Erat Ioseph et Maria mater IesuErat Ioseph et Maria mater Iesu
  4. 🔍 66% Erat Ioseph et Maria mater Iesu (altera melodia)Erat Ioseph et Maria mater Iesu (altera melodia)
  5. 🔍 65% Erat Ioseph et materErat Ioseph et mater
  6. 🔍 51% Erat Ioseph et MariaErat Ioseph et Maria
  7. 🔍 38% Erat Pater ejusErat Pater ejus
  8. 🔍 37% Erant JosephErant Joseph
  9. 🔍 34% Erat pater ejusErat pater ejus
  10. 🔍 34% ErantErant
  11. 🔍 31% Era pater JesuEra pater Jesu
  12. 🔍 26% Mirabantur omnesMirabantur omnes
  13. 🔍 25% Iacob autem genuit IosephIacob autem genuit Ioseph
  14. 🔍 24% Ipse IesusIpse Iesus
  15. 🔍 24% Ioseph, fili DavidIoseph, fili David
  16. 🔍 22% Laudemus Deum nostrum... beati Ioseph)Laudemus Deum nostrum... beati Ioseph)
  17. 🔍 22% Surrexit Christus et illuxitSurrexit Christus et illuxit
  18. 🔍 21% Sanctissima Christi sponsaSanctissima Christi sponsa
  19. 🔍 21% Dixit Mater JesuDixit Mater Jesu
  20. 🔍 21% Fundata estFundata est
  21. 🔍 21% Ioseph fili DavidIoseph fili David
  22. 🔍 21% Admonitus in somnis IosephAdmonitus in somnis Ioseph
  23. 🔍 21% Domine Deus qui conterisDomine Deus qui conteris
  24. 🔍 21% Cum esset desponsata (T. Adventus)Cum esset desponsata (T. Adventus)
  25. 🔍 21% Mirabantur omnesMirabantur omnes
  26. 🔍 20% Benedicta es tu Virgo Benedicta es tu Virgo
  27. 🔍 20% Dixit Mater ejusDixit Mater ejus
  28. 🔍 20% Ecce Maria genuitEcce Maria genuit
  29. 🔍 20% Dixit mater eiusDixit mater eius
  30. 🔍 20% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  31. 🔍 20% Iesu corona virginumIesu corona virginum
  32. 🔍 20% Videntes JosephVidentes Joseph
  33. 🔍 20% Ascendit IosephAscendit Ioseph
  34. 🔍 20% Qui caelorum contines thronosQui caelorum contines thronos
  35. 🔍 20% Tu Domine universorumTu Domine universorum
  36. 🔍 20% O lux beata CaelitumO lux beata Caelitum
  37. 🔍 20% Loquente IesuLoquente Iesu
  38. 🔍 20% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  39. 🔍 20% Te pater IosephTe pater Ioseph
  40. 🔍 19% Mirabantur omnes de hisMirabantur omnes de his
  41. 🔍 19% Civitatem istam tu circumdaCivitatem istam tu circumda
  42. 🔍 19% Completi suntCompleti sunt
  43. 🔍 19% Cum esset desponsata (19 Martii)Cum esset desponsata (19 Martii)
  44. 🔍 19% Dixit quidamDixit quidam
  45. 🔍 19% A porta inferiA porta inferi
  46. 🔍 19% In illo tempore: Cum appropinquassetIn illo tempore: Cum appropinquasset
  47. 🔍 19% Ioseph fili DavidIoseph fili David
  48. 🔍 19% Iesu rex admirabilisIesu rex admirabilis
  49. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  50. 🔍 19% Missus est Angelus Gabriel (19 Martii)Missus est Angelus Gabriel (19 Martii)
  51. 🔍 19% Ibant parentesIbant parentes
  52. 🔍 19% Mirabantur omnes de hisMirabantur omnes de his
  53. 🔍 19% Exaudiat DominusExaudiat Dominus
  54. 🔍 19% Ecce vir OriensEcce vir Oriens
  55. 🔍 19% In principio creavitIn principio creavit
  56. 🔍 19% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  57. 🔍 19% Christe splendor PatrisChriste splendor Patris
  58. 🔍 18% Beata Mater...Regina mundi intercedeBeata Mater...Regina mundi intercede
  59. 🔍 18% Mirabantur omnesMirabantur omnes
  60. 🔍 18% Iacob autemIacob autem
  61. 🔍 18% Dixit Mater Jesu ad illumDixit Mater Jesu ad illum
  62. 🔍 18% Fecit nos Deo Fecit nos Deo
  63. 🔍 18% Si bona suscepimusSi bona suscepimus
  64. 🔍 18% Ecce Agnus DeiEcce Agnus Dei
  65. 🔍 18% Ierusalem respiceIerusalem respice