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% SolemnitasSolemnitas
  2. 🔍 67% Candor estCandor est
  3. 🔍 55% Caro meaCaro mea
  4. 🔍 54% Levita LaurentiusLevita Laurentius
  5. 🔍 53% Concussum estConcussum est
  6. 🔍 44% SolemnitasSolemnitas
  7. 🔍 44% SolemnitasSolemnitas
  8. 🔍 42% Minuisti eumMinuisti eum
  9. 🔍 34% Candor estCandor est
  10. 🔍 33% Laetabitur justus (All.)Laetabitur justus (All.)
  11. 🔍 32% Levita LaurentiusLevita Laurentius
  12. 🔍 31% Levita LaurentiusLevita Laurentius
  13. 🔍 31% Candor est lucisCandor est lucis
  14. 🔍 31% Caro mea vereCaro mea vere
  15. 🔍 30% Levita LaurentiusLevita Laurentius
  16. 🔍 30% Candor estCandor est
  17. 🔍 30% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  18. 🔍 29% Concussum estConcussum est
  19. 🔍 29% Caro mea vereCaro mea vere
  20. 🔍 28% LaetabiturLaetabitur
  21. 🔍 28% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  22. 🔍 28% Post dies octoPost dies octo
  23. 🔍 27% Solemnitas gloriosaeSolemnitas gloriosae
  24. 🔍 27% Nativitas gloriosaeNativitas gloriosae
  25. 🔍 26% Candor estCandor est
  26. 🔍 24% In die resurrectionisIn die resurrectionis
  27. 🔍 24% ConcepcioConcepcio
  28. 🔍 23% Adjuva nosAdjuva nos
  29. 🔍 22% Post dies octoPost dies octo
  30. 🔍 21% Crastina dieCrastina die
  31. 🔍 21% O nata lux de lumineO nata lux de lumine
  32. 🔍 21% Benedictus esBenedictus es
  33. 🔍 20% Quia eduxi teQuia eduxi te
  34. 🔍 20% In die resurrectionisIn die resurrectionis
  35. 🔍 20% Benedictus Dominus Patris nostriBenedictus Dominus Patris nostri
  36. 🔍 20% Nativitas gloriosaeNativitas gloriosae
  37. 🔍 19% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  38. 🔍 19% Post dies octoPost dies octo
  39. 🔍 19% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  40. 🔍 19% The Reproaches (8)The Reproaches (8)
  41. 🔍 19% Ad coenamAd coenam
  42. 🔍 19% Sapientiam ipsorumSapientiam ipsorum
  43. 🔍 19% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  44. 🔍 19% Per signum CrucisPer signum Crucis
  45. 🔍 19% Exsurge DomineExsurge Domine
  46. 🔍 19% Alleluia Deduc meAlleluia Deduc me
  47. 🔍 18% Alleluia deduc meAlleluia deduc me
  48. 🔍 18% Caro meaCaro mea
  49. 🔍 18% MultifarieMultifarie
  50. 🔍 18% Alleluia confiteminiAlleluia confitemini
  51. 🔍 18% O lux beata CaelitumO lux beata Caelitum
  52. 🔍 18% Surge aquiloSurge aquilo
  53. 🔍 18% De excelsoDe excelso
  54. 🔍 17% Mihi adhaere DeoMihi adhaere Deo
  55. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  56. 🔍 17% Ad regias Agni dapes (Alter tonus)Ad regias Agni dapes (Alter tonus)
  57. 🔍 17% Tua est PotentiaTua est Potentia
  58. 🔍 17% Salvum fac populumSalvum fac populum
  59. 🔍 17% O rex aeterne DomineO rex aeterne Domine
  60. 🔍 17% Benedictus esBenedictus es
  61. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  62. 🔍 17% Ad regias Agni dapes (another chant)Ad regias Agni dapes (another chant)
  63. 🔍 17% Quoniam Deus magnusQuoniam Deus magnus
  64. 🔍 17% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  65. 🔍 17% OstendeOstende