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% Consurgens JosephConsurgens Joseph
  2. 🔍 79% Consurgens Joseph... secessitConsurgens Joseph... secessit
  3. 🔍 76% Consurgens JosephConsurgens Joseph
  4. 🔍 70% Consurgens JosephConsurgens Joseph
  5. 🔍 54% Consurgens Joseph... et venitConsurgens Joseph... et venit
  6. 🔍 52% Accepit JosephAccepit Joseph
  7. 🔍 40% Defuncto HerodeDefuncto Herode
  8. 🔍 37% Audiens JosephAudiens Joseph
  9. 🔍 35% Ecce Angelus DominiEcce Angelus Domini
  10. 🔍 33% Ascendit JosephAscendit Joseph
  11. 🔍 32% Angelus Domini apparuit in somnis... vadeAngelus Domini apparuit in somnis... vade
  12. 🔍 32% Specie tuaSpecie tua
  13. 🔍 31% Domine iste SanctusDomine iste Sanctus
  14. 🔍 30% Quam admirabileQuam admirabile
  15. 🔍 30% Admonitus in somnis JosephAdmonitus in somnis Joseph
  16. 🔍 30% Beatus vir qui in lege ... voluntasBeatus vir qui in lege ... voluntas
  17. 🔍 30% Dixit Angelus GabrielDixit Angelus Gabriel
  18. 🔍 30% Surge et accipe Puerum (t.p.)Surge et accipe Puerum (t.p.)
  19. 🔍 30% Exsurgens JosephExsurgens Joseph
  20. 🔍 30% Surge et accipe puerum (Gloria Patri)Surge et accipe puerum (Gloria Patri)
  21. 🔍 30% Missus est GabrielMissus est Gabriel
  22. 🔍 30% CustodiebantCustodiebant
  23. 🔍 29% Jesus cum essetJesus cum esset
  24. 🔍 29% Adorate DeumAdorate Deum
  25. 🔍 29% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  26. 🔍 29% Adorate DominumAdorate Dominum
  27. 🔍 28% Domine Dominus nosterDomine Dominus noster
  28. 🔍 28% In lege DominiIn lege Domini
  29. 🔍 27% Exsurgens JosephExsurgens Joseph
  30. 🔍 27% Surge et accipe PuerumSurge et accipe Puerum
  31. 🔍 27% Cum inducerent puerum JesumCum inducerent puerum Jesum
  32. 🔍 27% O quam pulchra estO quam pulchra est
  33. 🔍 27% Adoramus te ChristeAdoramus te Christe
  34. 🔍 27% Exsurgens JosephExsurgens Joseph
  35. 🔍 27% In Conceptione suaIn Conceptione sua
  36. 🔍 26% Era pater JesuEra pater Jesu
  37. 🔍 26% Exsurgat DeusExsurgat Deus
  38. 🔍 26% HabitabitHabitabit
  39. 🔍 26% Coelitum JosephCoelitum Joseph
  40. 🔍 26% Nonne hicNonne hic
  41. 🔍 26% Beatus iste SanctusBeatus iste Sanctus
  42. 🔍 26% Nigra sum sed formosaNigra sum sed formosa
  43. 🔍 26% Et audientes discipuliEt audientes discipuli
  44. 🔍 25% Justus germinabit (t.p.)Justus germinabit (t.p.)
  45. 🔍 25% Ascendit Joseph a GalilaeaAscendit Joseph a Galilaea
  46. 🔍 25% Habitabit (alter tonus)Habitabit (alter tonus)
  47. 🔍 25% Te Deum PatremTe Deum Patrem
  48. 🔍 25% Ego dormiviEgo dormivi
  49. 🔍 25% Memor sitMemor sit
  50. 🔍 25% InvocantemInvocantem
  51. 🔍 25% Deus deorumDeus deorum
  52. 🔍 25% Emitte spiritum tuumEmitte spiritum tuum
  53. 🔍 25% Adoramus teAdoramus te
  54. 🔍 25% Novit DominusNovit Dominus
  55. 🔍 25% Venerunt patoresVenerunt patores
  56. 🔍 25% Relictis retibusRelictis retibus
  57. 🔍 25% Nobile lignumNobile lignum
  58. 🔍 25% Domine Dominus noster ... quiaDomine Dominus noster ... quia
  59. 🔍 25% Exsurgens JosephExsurgens Joseph
  60. 🔍 25% Dominus Deus caeliDominus Deus caeli
  61. 🔍 24% Praefatio solemnis de nuptiisPraefatio solemnis de nuptiis
  62. 🔍 24% Reges videbuntReges videbunt
  63. 🔍 24% Fecit mihi magnaFecit mihi magna
  64. 🔍 24% Cum inducerent puerumCum inducerent puerum
  65. 🔍 24% Manus DominiManus Domini