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% Admonitus in somnis IosephAdmonitus in somnis Ioseph
  2. 🔍 92% Admonitus in somnis IosephAdmonitus in somnis Ioseph
  3. 🔍 81% Admonitus in somnis JosephAdmonitus in somnis Joseph
  4. 🔍 44% Et veniens habitavitEt veniens habitavit
  5. 🔍 36% Ascendit IosephAscendit Ioseph
  6. 🔍 34% Ascendit JosephAscendit Joseph
  7. 🔍 34% Ascendit autem IosephAscendit autem Ioseph
  8. 🔍 31% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  9. 🔍 30% Ascendit autemAscendit autem
  10. 🔍 30% Ascendit autem JosephAscendit autem Joseph
  11. 🔍 29% Et factum estEt factum est
  12. 🔍 27% Miserere mei... secundumMiserere mei... secundum
  13. 🔍 26% Consurgens Joseph... et venitConsurgens Joseph... et venit
  14. 🔍 26% Ascendit Joseph a GalilaeaAscendit Joseph a Galilaea
  15. 🔍 25% A solis ortusA solis ortus
  16. 🔍 25% Deus misereaturDeus misereatur
  17. 🔍 25% Verbum caroVerbum caro
  18. 🔍 25% Sponso sponsa!Sponso sponsa!
  19. 🔍 25% AccipiteAccipite
  20. 🔍 25% Te pater IosephTe pater Ioseph
  21. 🔍 25% Exsultet jam AngelicaExsultet jam Angelica
  22. 🔍 24% Et ut perfeceruntEt ut perfecerunt
  23. 🔍 24% Verbum caro factum estVerbum caro factum est
  24. 🔍 24% In medio EcclesiaeIn medio Ecclesiae
  25. 🔍 24% Verbum caroVerbum caro
  26. 🔍 24% Quodcumque in orbeQuodcumque in orbe
  27. 🔍 24% Ordines angelorumOrdines angelorum
  28. 🔍 24% Parvulus filiusParvulus filius
  29. 🔍 24% Quis olimQuis olim
  30. 🔍 24% Martinus Abrahae sinuMartinus Abrahae sinu
  31. 🔍 24% AccipiteAccipite
  32. 🔍 24% Veni Redemptor gentiumVeni Redemptor gentium
  33. 🔍 24% In principio creavitIn principio creavit
  34. 🔍 23% Gloria VIIGloria VII
  35. 🔍 23% Deus misereaturDeus misereatur
  36. 🔍 23% LoquenteLoquente
  37. 🔍 23% Miserere (Ps 50)Miserere (Ps 50)
  38. 🔍 23% Missus est Angelus ... in civitatemMissus est Angelus ... in civitatem
  39. 🔍 23% Scriptum es in legeScriptum es in lege
  40. 🔍 23% AccipiteAccipite
  41. 🔍 23% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  42. 🔍 23% Iacob autemIacob autem
  43. 🔍 23% Christus JesusChristus Jesus
  44. 🔍 23% Missus est Angelus Gabriel a Deo (In Sol. S. Joseph)Missus est Angelus Gabriel a Deo (In Sol. S. Joseph)
  45. 🔍 23% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  46. 🔍 23% Lauda SionLauda Sion
  47. 🔍 23% Jesus junxit seJesus junxit se
  48. 🔍 23% Quodcumque in orbeQuodcumque in orbe
  49. 🔍 23% Exsultet iam angelicaExsultet iam angelica
  50. 🔍 23% Haec est hereditasHaec est hereditas
  51. 🔍 23% Verbum caro factum estVerbum caro factum est
  52. 🔍 23% Veni Sancte Spiritus repleVeni Sancte Spiritus reple
  53. 🔍 23% Te Matrem laudamusTe Matrem laudamus
  54. 🔍 22% Jesus junxit seJesus junxit se
  55. 🔍 22% Solis obliquum (S. Rita)Solis obliquum (S. Rita)
  56. 🔍 22% Descendit Iesus cum eisDescendit Iesus cum eis
  57. 🔍 22% Veni sancte spiritusVeni sancte spiritus
  58. 🔍 22% Fratres: Convenientibus vobis in unumFratres: Convenientibus vobis in unum
  59. 🔍 22% Et ut perfeceruntEt ut perfecerunt
  60. 🔍 22% Fratres: Hoc enim sentiteFratres: Hoc enim sentite
  61. 🔍 22% Lectio libri GenesisLectio libri Genesis
  62. 🔍 22% Deus Deus meus (62)Deus Deus meus (62)
  63. 🔍 22% Adoremus in aeternumAdoremus in aeternum
  64. 🔍 22% Gloria IIIGloria III
  65. 🔍 22% Deus misereaturDeus misereatur