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% CognoveruntCognoverunt
  2. 🔍 77% CognoveruntCognoverunt
  3. 🔍 73% Domine Deus salutisDomine Deus salutis
  4. 🔍 72% Domine Deus salutisDomine Deus salutis
  5. 🔍 68% Si testimoniumSi testimonium
  6. 🔍 67% Si testimoniumSi testimonium
  7. 🔍 42% CognoveruntCognoverunt
  8. 🔍 35% Si testimoniumSi testimonium
  9. 🔍 32% Quis sicut DominusQuis sicut Dominus
  10. 🔍 30% CognoveruntCognoverunt
  11. 🔍 27% Beata esBeata es
  12. 🔍 26% Si testimoniumSi testimonium
  13. 🔍 25% Quis sicut DominusQuis sicut Dominus
  14. 🔍 25% Eripe me Domine de inimicisEripe me Domine de inimicis
  15. 🔍 24% Domine Deus salutisDomine Deus salutis
  16. 🔍 24% Fiat paxFiat pax
  17. 🔍 24% DispersitDispersit
  18. 🔍 23% Benedicite DominumBenedicite Dominum
  19. 🔍 23% Ab ortu solisAb ortu solis
  20. 🔍 23% Domine Deus salutisDomine Deus salutis
  21. 🔍 22% Qui timent teQui timent te
  22. 🔍 22% Exsurge... non praevaleatExsurge... non praevaleat
  23. 🔍 22% Te Deum PatremTe Deum Patrem
  24. 🔍 22% HosannaHosanna
  25. 🔍 22% Introduxit nos DominusIntroduxit nos Dominus
  26. 🔍 21% Misericordia DominiMisericordia Domini
  27. 🔍 21% HumiliavitHumiliavit
  28. 🔍 21% Domine Dominus nosterDomine Dominus noster
  29. 🔍 21% Propitius estoPropitius esto
  30. 🔍 21% Dextera DominiDextera Domini
  31. 🔍 21% Omnes collaudantOmnes collaudant
  32. 🔍 21% Salvos fac nosSalvos fac nos
  33. 🔍 20% Spiritus DominiSpiritus Domini
  34. 🔍 20% Juravit DominusJuravit Dominus
  35. 🔍 20% Alleluia (ad Evangelium)Alleluia (ad Evangelium)
  36. 🔍 20% Te Deum PatremTe Deum Patrem
  37. 🔍 20% Angelus Domini descenditAngelus Domini descendit
  38. 🔍 20% Dextera DominiDextera Domini
  39. 🔍 20% Turba multaTurba multa
  40. 🔍 20% IlluxeruntIlluxerunt
  41. 🔍 20% Ab ortu solisAb ortu solis
  42. 🔍 20% Vocem jucunditatisVocem jucunditatis
  43. 🔍 20% Mandatum novumMandatum novum
  44. 🔍 20% Sperent in teSperent in te
  45. 🔍 20% DispersitDispersit
  46. 🔍 20% Pueri Hebraeorum 2Pueri Hebraeorum 2
  47. 🔍 19% Adorna thalamumAdorna thalamum
  48. 🔍 19% Unam petii... BeatiUnam petii... Beati
  49. 🔍 19% Domini est terraDomini est terra
  50. 🔍 19% Postquam surrexitPostquam surrexit
  51. 🔍 19% Assumpta estAssumpta est
  52. 🔍 19% Immittet AngelusImmittet Angelus
  53. 🔍 19% AdducenturAdducentur
  54. 🔍 19% Stabat sancta MariaStabat sancta Maria
  55. 🔍 19% Laudate pueriLaudate pueri
  56. 🔍 19% SapientiaSapientia
  57. 🔍 19% Sacerdotes DominiSacerdotes Domini
  58. 🔍 19% Jacta cogitatumJacta cogitatum
  59. 🔍 19% Dum clamaremDum clamarem
  60. 🔍 19% Haec dies... Dicant nuncHaec dies... Dicant nunc
  61. 🔍 19% ConfiteminiConfitemini
  62. 🔍 19% Eripe me Domine de inimicisEripe me Domine de inimicis
  63. 🔍 19% Jubilate DeoJubilate Deo
  64. 🔍 19% ExaltentExaltent
  65. 🔍 18% StatuitStatuit