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% MercennariusMercennarius
  2. 🔍 47% Mercenarius estMercenarius est
  3. 🔍 44% Mercenarius autemMercenarius autem
  4. 🔍 43% Mercenarius est cujusMercenarius est cujus
  5. 🔍 37% Qui facit veritatem ... alleluiaQui facit veritatem ... alleluia
  6. 🔍 36% Et intravit cum illisEt intravit cum illis
  7. 🔍 35% Cognovit autem paterCognovit autem pater
  8. 🔍 34% Si in digito DeiSi in digito Dei
  9. 🔍 31% Spiritus est DeusSpiritus est Deus
  10. 🔍 31% Ego sum pastor bonus quiEgo sum pastor bonus qui
  11. 🔍 31% Pastor bonusPastor bonus
  12. 🔍 30% Qui non accipitQui non accipit
  13. 🔍 30% Panis enim DeiPanis enim Dei
  14. 🔍 29% Dum fortisDum fortis
  15. 🔍 29% Non moriarNon moriar
  16. 🔍 29% Sedes tua DeusSedes tua Deus
  17. 🔍 29% Elegit Dominus SionElegit Dominus Sion
  18. 🔍 29% Alias ovesAlias oves
  19. 🔍 29% Modicum et nonModicum et non
  20. 🔍 29% Adorate DominumAdorate Dominum
  21. 🔍 29% Deus misereaturDeus misereatur
  22. 🔍 29% Qui sequitur meQui sequitur me
  23. 🔍 29% Si manseritisSi manseritis
  24. 🔍 29% Sedebit DominusSedebit Dominus
  25. 🔍 29% Parvulus filiusParvulus filius
  26. 🔍 29% Reddet DeusReddet Deus
  27. 🔍 29% Ego sum pastor bonus alleluia (Mode 8g)Ego sum pastor bonus alleluia (Mode 8g)
  28. 🔍 29% Exortum est ... alleluia.Exortum est ... alleluia.
  29. 🔍 29% Ostende nobis DomineOstende nobis Domine
  30. 🔍 29% Ego sum pastor bonus alleluia (Mode 6f)Ego sum pastor bonus alleluia (Mode 6f)
  31. 🔍 29% Tristitia vestraTristitia vestra
  32. 🔍 28% Stetit IesusStetit Iesus
  33. 🔍 28% Illuminatio meaIlluminatio mea
  34. 🔍 28% Ex uteroEx utero
  35. 🔍 28% Qui post meQui post me
  36. 🔍 28% Qui post meQui post me
  37. 🔍 28% Exsultet spiritusExsultet spiritus
  38. 🔍 28% Usque modoUsque modo
  39. 🔍 28% Magnificat anima meaMagnificat anima mea
  40. 🔍 28% Si quis diligitSi quis diligit
  41. 🔍 28% Redemptionem ... alleluiaRedemptionem ... alleluia
  42. 🔍 28% Domine in caeloDomine in caelo
  43. 🔍 28% HabitabitHabitabit
  44. 🔍 28% Ego sum ostiumEgo sum ostium
  45. 🔍 28% Oves meaeOves meae
  46. 🔍 28% Inclinavit DominusInclinavit Dominus
  47. 🔍 28% Per visceraPer viscera
  48. 🔍 28% Domine clamaviDomine clamavi
  49. 🔍 28% Quoniam in aeternumQuoniam in aeternum
  50. 🔍 28% Educ de custodiaEduc de custodia
  51. 🔍 28% Ecce Dominus venietEcce Dominus veniet
  52. 🔍 28% Ecce Dominus venietEcce Dominus veniet
  53. 🔍 28% Beatus populusBeatus populus
  54. 🔍 28% OperaminiOperamini
  55. 🔍 28% De caelo venietDe caelo veniet
  56. 🔍 28% De caelo venietDe caelo veniet
  57. 🔍 28% Exaudiat te DominusExaudiat te Dominus
  58. 🔍 28% Regnavit Dominus praecinctusRegnavit Dominus praecinctus
  59. 🔍 28% Candor est lucisCandor est lucis
  60. 🔍 28% Qui me misitQui me misit
  61. 🔍 28% Nomini tuo DomineNomini tuo Domine
  62. 🔍 28% Nemo in eumNemo in eum
  63. 🔍 28% Dominus legiferDominus legifer
  64. 🔍 28% Dominus legiferDominus legifer
  65. 🔍 27% Haec locutus ... ut gaudiumHaec locutus ... ut gaudium