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% Levita LaurentiusLevita Laurentius
  2. 🔍 79% Caro meaCaro mea
  3. 🔍 55% Candor estCandor est
  4. 🔍 54% SolemnitasSolemnitas
  5. 🔍 50% Levita LaurentiusLevita Laurentius
  6. 🔍 49% Levita LaurentiusLevita Laurentius
  7. 🔍 43% Candor estCandor est
  8. 🔍 37% Caro mea vereCaro mea vere
  9. 🔍 32% Candor est lucisCandor est lucis
  10. 🔍 32% Concussum estConcussum est
  11. 🔍 32% LaetabiturLaetabitur
  12. 🔍 31% Post dies octoPost dies octo
  13. 🔍 29% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  14. 🔍 28% Levita LaurentiusLevita Laurentius
  15. 🔍 27% In die resurrectionisIn die resurrectionis
  16. 🔍 26% Laetabitur justus (All.)Laetabitur justus (All.)
  17. 🔍 25% Per signum CrucisPer signum Crucis
  18. 🔍 25% Minuisti eumMinuisti eum
  19. 🔍 24% Levita LaurentiusLevita Laurentius
  20. 🔍 24% Post dies octoPost dies octo
  21. 🔍 24% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  22. 🔍 24% ConcepcioConcepcio
  23. 🔍 23% Adjuva nosAdjuva nos
  24. 🔍 23% Ipse est directusIpse est directus
  25. 🔍 23% Surge aquiloSurge aquilo
  26. 🔍 23% MultifarieMultifarie
  27. 🔍 23% Quia eduxi teQuia eduxi te
  28. 🔍 22% Caro meaCaro mea
  29. 🔍 22% O nata lux de lumineO nata lux de lumine
  30. 🔍 22% Benedictus Dominus Patris nostriBenedictus Dominus Patris nostri
  31. 🔍 22% Caro mea vereCaro mea vere
  32. 🔍 22% Justus non conturbabiturJustus non conturbabitur
  33. 🔍 21% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  34. 🔍 21% Laurentius bonumLaurentius bonum
  35. 🔍 21% In die resurrectionisIn die resurrectionis
  36. 🔍 21% Laurentius bonum opusLaurentius bonum opus
  37. 🔍 21% Levita LaurentiusLevita Laurentius
  38. 🔍 21% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  39. 🔍 21% Dies sanctificatusDies sanctificatus
  40. 🔍 21% Ad coenamAd coenam
  41. 🔍 21% Tu puerTu puer
  42. 🔍 21% Levita LaurentiusLevita Laurentius
  43. 🔍 21% Sancti tui... benedicentSancti tui... benedicent
  44. 🔍 21% Levita LaurentiusLevita Laurentius
  45. 🔍 21% Magnus sanctus PaulusMagnus sanctus Paulus
  46. 🔍 21% Levita Laurentius bonum opusLevita Laurentius bonum opus
  47. 🔍 20% Video coelosVideo coelos
  48. 🔍 20% Hic est discipulusHic est discipulus
  49. 🔍 20% Post dies octoPost dies octo
  50. 🔍 20% Inveni David (Alleluia)Inveni David (Alleluia)
  51. 🔍 20% The Reproaches (8)The Reproaches (8)
  52. 🔍 20% Laurentius bonum opusLaurentius bonum opus
  53. 🔍 20% De excelsoDe excelso
  54. 🔍 20% SolemnitasSolemnitas
  55. 🔍 20% Video caelosVideo caelos
  56. 🔍 20% Hic est discipulus (All.)Hic est discipulus (All.)
  57. 🔍 19% Tu es PetrusTu es Petrus
  58. 🔍 19% Exsurge DomineExsurge Domine
  59. 🔍 19% Quoniam Deus magnusQuoniam Deus magnus
  60. 🔍 19% Benedictus esBenedictus es
  61. 🔍 19% Vidimus stellamVidimus stellam
  62. 🔍 19% Inveni DavidInveni David
  63. 🔍 19% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  64. 🔍 19% Crastina dieCrastina die
  65. 🔍 19% OstendeOstende