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% Illumina Domine sedentesIllumina Domine sedentes
  2. 🔍 59% Illumina Domine sedentesIllumina Domine sedentes
  3. 🔍 50% Illumina Domine (II)Illumina Domine (II)
  4. 🔍 49% Illumina Domine sedentesIllumina Domine sedentes
  5. 🔍 42% Misericordia DeiMisericordia Dei
  6. 🔍 42% Misericordia DeiMisericordia Dei
  7. 🔍 38% A progenieA progenie
  8. 🔍 36% Visita Domine plebemVisita Domine plebem
  9. 🔍 36% Visita Domine plebemVisita Domine plebem
  10. 🔍 34% Respexisti humilitatemRespexisti humilitatem
  11. 🔍 33% In Deo salutari meoIn Deo salutari meo
  12. 🔍 32% Nonne sic oportuitNonne sic oportuit
  13. 🔍 32% Magnificamus teMagnificamus te
  14. 🔍 31% Illumina Domine (I)Illumina Domine (I)
  15. 🔍 30% Christe, semper vivensChriste, semper vivens
  16. 🔍 28% Stans a longeStans a longe
  17. 🔍 28% Rerum Deus fonsRerum Deus fons
  18. 🔍 27% O Oriens splendor lucisO Oriens splendor lucis
  19. 🔍 27% Sanctum est nomen tuumSanctum est nomen tuum
  20. 🔍 27% A solis ortuA solis ortu
  21. 🔍 26% O OriensO Oriens
  22. 🔍 26% Mulieres sedentesMulieres sedentes
  23. 🔍 26% IlluminaIllumina
  24. 🔍 26% O Oriens splendorO Oriens splendor
  25. 🔍 26% Illumina Domine vultumIllumina Domine vultum
  26. 🔍 26% Illumina DomineIllumina Domine
  27. 🔍 25% Mulieres sedentesMulieres sedentes
  28. 🔍 25% O OriensO Oriens
  29. 🔍 25% O OriensO Oriens
  30. 🔍 25% O OriensO Oriens
  31. 🔍 24% O OriensO Oriens
  32. 🔍 24% O OriensO Oriens
  33. 🔍 24% Mulieres sedentesMulieres sedentes
  34. 🔍 24% Mulieres sedentes Mulieres sedentes
  35. 🔍 22% Mulieres sedentesMulieres sedentes
  36. 🔍 22% Mulieres sedentesMulieres sedentes
  37. 🔍 22% Tu DomineTu Domine
  38. 🔍 21% Illumina nos DomineIllumina nos Domine
  39. 🔍 21% Illumina nosIllumina nos
  40. 🔍 21% In regenerationeIn regeneratione
  41. 🔍 21% Illumina oculos meosIllumina oculos meos
  42. 🔍 21% Satiavit DominusSatiavit Dominus
  43. 🔍 21% O clavis DavidO clavis David
  44. 🔍 20% Evangelium meumEvangelium meum
  45. 🔍 20% Evangelium meumEvangelium meum
  46. 🔍 20% O ClavisO Clavis
  47. 🔍 20% O clavis DavidO clavis David
  48. 🔍 20% BenedictusBenedictus
  49. 🔍 20% Doctrinae suaeDoctrinae suae
  50. 🔍 19% Illuminare Domine his quiIlluminare Domine his qui
  51. 🔍 19% Illuminare DomineIlluminare Domine
  52. 🔍 19% O Clavis DavidO Clavis David
  53. 🔍 19% O Clavis DavidO Clavis David
  54. 🔍 19% O clavis David et sceptrumO clavis David et sceptrum
  55. 🔍 19% O Clavis DavidO Clavis David
  56. 🔍 19% Illuminare DomineIlluminare Domine
  57. 🔍 19% O clavis DavidO clavis David
  58. 🔍 19% Simile est... sagenaeSimile est... sagenae
  59. 🔍 18% CoeperuntCoeperunt
  60. 🔍 18% Illumina oculosIllumina oculos
  61. 🔍 18% Misericors Dominus qui visitavitMisericors Dominus qui visitavit
  62. 🔍 18% Quod dico vobisQuod dico vobis
  63. 🔍 18% Illumina oculosIllumina oculos
  64. 🔍 18% Tu autem DomineTu autem Domine
  65. 🔍 18% Domine nonne bonumDomine nonne bonum