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% Exsurge... fer opemExsurge... fer opem
  2. 🔍 76% Corona aureaCorona aurea
  3. 🔍 72% Speciosus... Filiae regumSpeciosus... Filiae regum
  4. 🔍 71% Speciosus... EructavitSpeciosus... Eructavit
  5. 🔍 69% Hic est qui venitHic est qui venit
  6. 🔍 66% Exsurge... fer opemExsurge... fer opem
  7. 🔍 60% Lex DominiLex Domini
  8. 🔍 53% Speciosus... EructavitSpeciosus... Eructavit
  9. 🔍 49% Corona aureaCorona aurea
  10. 🔍 49% Speciosus... EructavitSpeciosus... Eructavit
  11. 🔍 44% Hic est qui venitHic est qui venit
  12. 🔍 37% Exsurge... fer opemExsurge... fer opem
  13. 🔍 35% Hic estHic est
  14. 🔍 34% Speciosus... EructavitSpeciosus... Eructavit
  15. 🔍 32% Exsurge Domine adjuvaExsurge Domine adjuva
  16. 🔍 32% Exsurge Domine adjuvaExsurge Domine adjuva
  17. 🔍 32% Tecum principiumTecum principium
  18. 🔍 31% ExsultabitExsultabit
  19. 🔍 30% Haec dies... LapidemHaec dies... Lapidem
  20. 🔍 30% Exsurge Domine adjuvaExsurge Domine adjuva
  21. 🔍 29% Qui ambulatQui ambulat
  22. 🔍 29% Ostende nobisOstende nobis
  23. 🔍 29% Benedicam DominumBenedicam Dominum
  24. 🔍 29% Tollite portasTollite portas
  25. 🔍 28% Haec dies... BenedictusHaec dies... Benedictus
  26. 🔍 28% Liberabit pauperemLiberabit pauperem
  27. 🔍 28% Sacrificent DominoSacrificent Domino
  28. 🔍 28% Ego sapientiaEgo sapientia
  29. 🔍 28% Benedic anima meaBenedic anima mea
  30. 🔍 28% Adjuvabit eamAdjuvabit eam
  31. 🔍 28% Venite adoremusVenite adoremus
  32. 🔍 28% Vindica DomineVindica Domine
  33. 🔍 27% Justi decantaveruntJusti decantaverunt
  34. 🔍 27% Domine refugiumDomine refugium
  35. 🔍 27% Ego dixi DomineEgo dixi Domine
  36. 🔍 27% Clamaverunt justiClamaverunt justi
  37. 🔍 27% Excita DomineExcita Domine
  38. 🔍 27% Sederunt principesSederunt principes
  39. 🔍 27% In omnem terram (Grad.)In omnem terram (Grad.)
  40. 🔍 27% Justus ut palmaJustus ut palma
  41. 🔍 27% Exsultabunt sancti (Grad.)Exsultabunt sancti (Grad.)
  42. 🔍 27% Haec dies... Dicant nuncHaec dies... Dicant nunc
  43. 🔍 27% Ne avertasNe avertas
  44. 🔍 27% Haec dies... DexteraHaec dies... Dextera
  45. 🔍 27% Salvos nos facSalvos nos fac
  46. 🔍 26% Respice DomineRespice Domine
  47. 🔍 26% MementoteMementote
  48. 🔍 26% Domine in lumineDomine in lumine
  49. 🔍 26% Veni et ostendeVeni et ostende
  50. 🔍 26% Ab occultis meisAb occultis meis
  51. 🔍 26% A summo caeloA summo caelo
  52. 🔍 26% In sole posuitIn sole posuit
  53. 🔍 26% Anima... sicut passerAnima... sicut passer
  54. 🔍 26% Tribulationes cordisTribulationes cordis
  55. 🔍 26% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  56. 🔍 26% Benedicite gentesBenedicite gentes
  57. 🔍 26% Annuntiavi justitiamAnnuntiavi justitiam
  58. 🔍 26% DeriventurDeriventur
  59. 🔍 26% Haec dies... ConfiteminiHaec dies... Confitemini
  60. 🔍 25% Requiem (Grad.)Requiem (Grad.)
  61. 🔍 25% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  62. 🔍 25% Hodie scietisHodie scietis
  63. 🔍 25% In te speraviIn te speravi
  64. 🔍 25% Spiritus... super me... praedicareSpiritus... super me... praedicare
  65. 🔍 25% Angelis suisAngelis suis