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% Defuncto HerodeDefuncto Herode
  2. 🔍 49% Ecce Angelus DominiEcce Angelus Domini
  3. 🔍 48% Angelus Domini apparuit in somnis... vadeAngelus Domini apparuit in somnis... vade
  4. 🔍 45% Accepit JosephAccepit Joseph
  5. 🔍 40% Consurgens JosephConsurgens Joseph
  6. 🔍 37% Consurgens Joseph... secessitConsurgens Joseph... secessit
  7. 🔍 35% Surge et accipe PuerumSurge et accipe Puerum
  8. 🔍 34% Ecce Angelus DominiEcce Angelus Domini
  9. 🔍 32% Tolle puerumTolle puerum
  10. 🔍 31% Surge et accipe Puerum (t.p.)Surge et accipe Puerum (t.p.)
  11. 🔍 31% Surge et accipe puerum (Gloria Patri)Surge et accipe puerum (Gloria Patri)
  12. 🔍 31% Tolle puerumTolle puerum
  13. 🔍 30% Angelus Domini apparuit (Intr.)Angelus Domini apparuit (Intr.)
  14. 🔍 29% Angelus Domini apparuit (Tract.)Angelus Domini apparuit (Tract.)
  15. 🔍 27% RevertereRevertere
  16. 🔍 27% Consurgens Joseph... et venitConsurgens Joseph... et venit
  17. 🔍 27% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  18. 🔍 26% Angelus Domini apparuitAngelus Domini apparuit
  19. 🔍 26% Tolle puerumTolle puerum
  20. 🔍 26% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  21. 🔍 26% Vidit Dominus PetrumVidit Dominus Petrum
  22. 🔍 26% Posuisti DominePosuisti Domine
  23. 🔍 25% Laudabilis populusLaudabilis populus
  24. 🔍 25% Consurgens JosephConsurgens Joseph
  25. 🔍 25% Audiens JosephAudiens Joseph
  26. 🔍 24% MachabaeusMachabaeus
  27. 🔍 24% Consurgens JosephConsurgens Joseph
  28. 🔍 24% Angelus Domini apparuit Joseph (S. Jos)Angelus Domini apparuit Joseph (S. Jos)
  29. 🔍 24% Angelus Domini apparuit (S. Jos.)Angelus Domini apparuit (S. Jos.)
  30. 🔍 23% Hic accipietHic accipiet
  31. 🔍 23% Alieni insurrexerunt in meAlieni insurrexerunt in me
  32. 🔍 23% Esuriente terraEsuriente terra
  33. 🔍 23% Angelus Archangelus (t.p.)Angelus Archangelus (t.p.)
  34. 🔍 23% Aspice Domine de sedeAspice Domine de sede
  35. 🔍 23% Dirige DomineDirige Domine
  36. 🔍 22% Concussum est mare (t.p.)Concussum est mare (t.p.)
  37. 🔍 22% Me exspectaveruntMe exspectaverunt
  38. 🔍 22% Sitivit ... ad DeumSitivit ... ad Deum
  39. 🔍 22% Misit Dominus manum suamMisit Dominus manum suam
  40. 🔍 22% RecordareRecordare
  41. 🔍 22% Relictis retibusRelictis retibus
  42. 🔍 22% Surge PetreSurge Petre
  43. 🔍 22% Cantate Domino et benediciteCantate Domino et benedicite
  44. 🔍 22% ReminiscereReminiscere
  45. 🔍 22% Jesus cum essetJesus cum esset
  46. 🔍 22% Tollens seTollens se
  47. 🔍 22% In die tribulationis meaeIn die tribulationis meae
  48. 🔍 22% Justus DominusJustus Dominus
  49. 🔍 21% Tolle puerum etTolle puerum et
  50. 🔍 21% In omnem terramIn omnem terram
  51. 🔍 21% Veni sponsa ChristiVeni sponsa Christi
  52. 🔍 21% Benedicite Deum caeliBenedicite Deum caeli
  53. 🔍 21% Animam meamAnimam meam
  54. 🔍 21% In lege DominiIn lege Domini
  55. 🔍 21% Dominus implebitDominus implebit
  56. 🔍 21% In pace in idipsumIn pace in idipsum
  57. 🔍 21% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  58. 🔍 21% Vim faciebant qui quaerebantVim faciebant qui quaerebant
  59. 🔍 21% Confundantur et revereanturConfundantur et revereantur
  60. 🔍 21% Dum iret JacobDum iret Jacob
  61. 🔍 21% Joseph dum intraretJoseph dum intraret
  62. 🔍 21% Gabriel Angelus apparuit ZachariaeGabriel Angelus apparuit Zachariae
  63. 🔍 21% Novit DominusNovit Dominus
  64. 🔍 21% Joseph fili DavidJoseph fili David
  65. 🔍 21% Euge serveEuge serve