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% Quo progrederisQuo progrederis
  2. 🔍 38% Quo progrederis sine filioQuo progrederis sine filio
  3. 🔍 34% Sacerdos Dei Martine pastorSacerdos Dei Martine pastor
  4. 🔍 33% Non me derelinqueNon me derelinque
  5. 🔍 32% Non ego te deseroNon ego te desero
  6. 🔍 31% Locus isteLocus iste
  7. 🔍 29% Sacerdos Dei Marine apertiSacerdos Dei Marine aperti
  8. 🔍 24% Voce meaVoce mea
  9. 🔍 24% Communione calicisCommunione calicis
  10. 🔍 24% Locus isteLocus iste
  11. 🔍 24% TetradiusTetradius
  12. 🔍 23% PriusquamPriusquam
  13. 🔍 23% Agatha sanctaAgatha sancta
  14. 🔍 23% Specie tuaSpecie tua
  15. 🔍 23% Lux aeternaLux aeterna
  16. 🔍 23% Accipe meAccipe me
  17. 🔍 23% Ecce jam venitEcce jam venit
  18. 🔍 23% Anima mea turbata estAnima mea turbata est
  19. 🔍 23% Quam admirabileQuam admirabile
  20. 🔍 23% Ego signo crucisEgo signo crucis
  21. 🔍 23% Dominus de coeloDominus de coelo
  22. 🔍 22% Confido in DominoConfido in Domino
  23. 🔍 22% Hic accipietHic accipiet
  24. 🔍 22% Deus deorumDeus deorum
  25. 🔍 22% Aedificavit DeusAedificavit Deus
  26. 🔍 22% DelictaDelicta
  27. 🔍 22% Michael praepositusMichael praepositus
  28. 🔍 22% Deum magnum DominumDeum magnum Dominum
  29. 🔍 22% Sana DomineSana Domine
  30. 🔍 21% Manus DominiManus Domini
  31. 🔍 21% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  32. 🔍 21% Quo abiitQuo abiit
  33. 🔍 21% Posuisti DominePosuisti Domine
  34. 🔍 21% Cantate Domino et benediciteCantate Domino et benedicite
  35. 🔍 21% Dirige DomineDirige Domine
  36. 🔍 21% O Crux venerabilisO Crux venerabilis
  37. 🔍 21% IntellegiteIntellegite
  38. 🔍 21% Veritas de terraVeritas de terra
  39. 🔍 21% MartinusMartinus
  40. 🔍 21% Memores eruntMemores erunt
  41. 🔍 21% In ecclesiisIn ecclesiis
  42. 🔍 21% Inclina DomineInclina Domine
  43. 🔍 21% Bene ambuletisBene ambuletis
  44. 🔍 21% Laeva ejusLaeva ejus
  45. 🔍 21% Salvator mundiSalvator mundi
  46. 🔍 20% Confessionem et decoremConfessionem et decorem
  47. 🔍 20% Regem Virginum Dominum (min.)Regem Virginum Dominum (min.)
  48. 🔍 20% Factus sumFactus sum
  49. 🔍 20% Andreas veroAndreas vero
  50. 🔍 20% Deus meus eripe me deDeus meus eripe me de
  51. 🔍 20% Dignum sibi DominusDignum sibi Dominus
  52. 🔍 20% Nisi diligenterNisi diligenter
  53. 🔍 20% Insurrexerunt in meInsurrexerunt in me
  54. 🔍 20% Christum Dei Filium qui suoChristum Dei Filium qui suo
  55. 🔍 20% Templum DominiTemplum Domini
  56. 🔍 20% Veni sponsa ChristiVeni sponsa Christi
  57. 🔍 20% Adoramus teAdoramus te
  58. 🔍 20% Adorate DominumAdorate Dominum
  59. 🔍 20% In universa terraIn universa terra
  60. 🔍 20% Sanctae Trinitatis fidemSanctae Trinitatis fidem
  61. 🔍 20% Concussum est mare (t.p.)Concussum est mare (t.p.)
  62. 🔍 20% Gloriosus apparuistiGloriosus apparuisti
  63. 🔍 20% Regem Confessorum Dominum (simpl.)Regem Confessorum Dominum (simpl.)
  64. 🔍 20% Tu es vas electionisTu es vas electionis
  65. 🔍 20% Ne timeas MariaNe timeas Maria