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. 🔍 76% Levita LaurentiusLevita Laurentius
  3. 🔍 70% Candor estCandor est
  4. 🔍 70% Caro mea vereCaro mea vere
  5. 🔍 67% Minuisti eumMinuisti eum
  6. 🔍 66% Concussum estConcussum est
  7. 🔍 63% Candor estCandor est
  8. 🔍 52% Candor est lucisCandor est lucis
  9. 🔍 44% SolemnitasSolemnitas
  10. 🔍 31% Concussum estConcussum est
  11. 🔍 29% Nativitas gloriosaeNativitas gloriosae
  12. 🔍 27% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  13. 🔍 26% SolemnitasSolemnitas
  14. 🔍 26% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  15. 🔍 26% Solemnitas gloriosaeSolemnitas gloriosae
  16. 🔍 25% Laetabitur justus (All.)Laetabitur justus (All.)
  17. 🔍 25% Candor estCandor est
  18. 🔍 19% Alleluia confiteminiAlleluia confitemini
  19. 🔍 19% Post dies octoPost dies octo
  20. 🔍 19% Nativitas gloriosaeNativitas gloriosae
  21. 🔍 19% Caro mea vereCaro mea vere
  22. 🔍 18% Benedictus esBenedictus es
  23. 🔍 18% Crastina dieCrastina die
  24. 🔍 18% Annuntiavi justitiamAnnuntiavi justitiam
  25. 🔍 18% MachabaeusMachabaeus
  26. 🔍 17% Levita LaurentiusLevita Laurentius
  27. 🔍 17% Caro meaCaro mea
  28. 🔍 17% Candor estCandor est
  29. 🔍 17% Benedictus esBenedictus es
  30. 🔍 17% MultifarieMultifarie
  31. 🔍 16% Potum meumPotum meum
  32. 🔍 16% Testis mihiTestis mihi
  33. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  34. 🔍 16% Stabat sancta MariaStabat sancta Maria
  35. 🔍 16% AdoraboAdorabo
  36. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  37. 🔍 16% Levita LaurentiusLevita Laurentius
  38. 🔍 16% Mihi adhaere DeoMihi adhaere Deo
  39. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  40. 🔍 16% Unus militumUnus militum
  41. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  42. 🔍 16% Ne avertasNe avertas
  43. 🔍 16% LaetabiturLaetabitur
  44. 🔍 16% DispersitDispersit
  45. 🔍 15% O Redemptor O Redemptor
  46. 🔍 15% Advenit ignis divinusAdvenit ignis divinus
  47. 🔍 15% Ecce vicit leoEcce vicit leo
  48. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  49. 🔍 15% Tanto tempore vobiscum sum (All.)Tanto tempore vobiscum sum (All.)
  50. 🔍 15% Jacta cogitatumJacta cogitatum
  51. 🔍 15%
  52. 🔍 15% Salve dies dierum gloriaSalve dies dierum gloria
  53. 🔍 15% Non illam cruciansNon illam crucians
  54. 🔍 15% Prudentes VirginesPrudentes Virgines
  55. 🔍 15% ConcepcioConcepcio
  56. 🔍 15% Levita LaurentiusLevita Laurentius
  57. 🔍 15% Cibavit eos... AlleluiaCibavit eos... Alleluia
  58. 🔍 15% Cibavit eos... alleluiaCibavit eos... alleluia
  59. 🔍 15% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  60. 🔍 15% Martinae celebri plauditeMartinae celebri plaudite
  61. 🔍 15% Cives apostolorumCives apostolorum
  62. 🔍 14% Exsultet caelum (I)Exsultet caelum (I)
  63. 🔍 14% O gente felix hospitaO gente felix hospita
  64. 🔍 14% In omnem terram (Grad.)In omnem terram (Grad.)
  65. 🔍 14% Salvum fac populumSalvum fac populum