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% Mandatum novumMandatum novum
  2. 🔍 44% Justus es DomineJustus es Domine
  3. 🔍 44% LoquebarLoquebar
  4. 🔍 43% Omnia quae fecistiOmnia quae fecisti
  5. 🔍 41% Turba multaTurba multa
  6. 🔍 40% CognoviCognovi
  7. 🔍 39% Etenim sederuntEtenim sederunt
  8. 🔍 39% In voluntateIn voluntate
  9. 🔍 38% Me exspectaveruntMe exspectaverunt
  10. 🔍 34% Introduxit nos DominusIntroduxit nos Dominus
  11. 🔍 34% Pueri Hebraeorum 2Pueri Hebraeorum 2
  12. 🔍 34% Hodie scietisHodie scietis
  13. 🔍 33% Dominus JesusDominus Jesus
  14. 🔍 33% Deus IsraelDeus Israel
  15. 🔍 33% Omnes collaudantOmnes collaudant
  16. 🔍 33% Dicit DominusDicit Dominus
  17. 🔍 33% Dum sanctificatusDum sanctificatus
  18. 🔍 32% In hoc cognoscentIn hoc cognoscent
  19. 🔍 32% Domini est terraDomini est terra
  20. 🔍 32% Benedicite DominumBenedicite Dominum
  21. 🔍 31% ConfessioConfessio
  22. 🔍 31% Primum quaeritePrimum quaerite
  23. 🔍 31% HumiliavitHumiliavit
  24. 🔍 31% Unam petii... BeatiUnam petii... Beati
  25. 🔍 31% In Nomine Jesu 1In Nomine Jesu 1
  26. 🔍 31% HosannaHosanna
  27. 🔍 31% Jerusalem quae aedificaturJerusalem quae aedificatur
  28. 🔍 30% Dico vobisDico vobis
  29. 🔍 30% Quod dico vobisQuod dico vobis
  30. 🔍 30% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  31. 🔍 30% Deus IsraelDeus Israel
  32. 🔍 30% VoveteVovete
  33. 🔍 29% SanctusSanctus
  34. 🔍 29% Beati mundo cordeBeati mundo corde
  35. 🔍 29% Beata gensBeata gens
  36. 🔍 28% Amen dico vobis quidquidAmen dico vobis quidquid
  37. 🔍 28% Justorum animaeJustorum animae
  38. 🔍 28% Benedicta es tu (Grad)Benedicta es tu (Grad)
  39. 🔍 27% Cantate DominoCantate Domino
  40. 🔍 27% ObtuleruntObtulerunt
  41. 🔍 27% In medioIn medio
  42. 🔍 27% ExsultetExsultet
  43. 🔍 27% Dicit DominusDicit Dominus
  44. 🔍 27% IlluxeruntIlluxerunt
  45. 🔍 27% Si iniquitatesSi iniquitates
  46. 🔍 27% Hoc corpusHoc corpus
  47. 🔍 27% CoeperuntCoeperunt
  48. 🔍 27% Exaudi nosExaudi nos
  49. 🔍 26% SanctusSanctus
  50. 🔍 26% ConfiteminiConfitemini
  51. 🔍 26% Loquebar ... S. John BaptistLoquebar ... S. John Baptist
  52. 🔍 26% In medioIn medio
  53. 🔍 26% In Nomine Jesu 2In Nomine Jesu 2
  54. 🔍 26% EmendemusEmendemus
  55. 🔍 26% Unam petiiUnam petii
  56. 🔍 26% Loquebar Ps. LaudateLoquebar Ps. Laudate
  57. 🔍 26% Dominus fortitudoDominus fortitudo
  58. 🔍 25% Domus meaDomus mea
  59. 🔍 25% VidimusVidimus
  60. 🔍 25% Benedicite DominumBenedicite Dominum
  61. 🔍 25% Laudate DominumLaudate Dominum
  62. 🔍 25% Spiritus SanctusSpiritus Sanctus
  63. 🔍 25% Ave Rex nosterAve Rex noster
  64. 🔍 25% Dum clamaremDum clamarem
  65. 🔍 25% Si ego DominusSi ego Dominus