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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Certum tenentes ordinemCertum tenentes ordinem
  2. πŸ” 100% Certum tenentes ordinemCertum tenentes ordinem
  3. πŸ” 98% Certum tenentes ordinem (T Adventus)Certum tenentes ordinem (T Adventus)
  4. πŸ” 61% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  5. πŸ” 59% Dicamus laudes DominoDicamus laudes Domino
  6. πŸ” 58% Ternis horarum terminisTernis horarum terminis
  7. πŸ” 58% Rerum Deus tenax (Adv.)Rerum Deus tenax (Adv.)
  8. πŸ” 58% Te lucis ante terminum (Tempore Adventus usque ad diem 16 decembris)Te lucis ante terminum (Tempore Adventus usque ad diem 16 decembris)
  9. πŸ” 56% Nunc sancte (Adv)Nunc sancte (Adv)
  10. πŸ” 55% Rector potens (Adv.)Rector potens (Adv.)
  11. πŸ” 52% Certum tenentes (In feriis per annum)Certum tenentes (In feriis per annum)
  12. πŸ” 51% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  13. πŸ” 50% Commune vos apostoliCommune vos apostoli
  14. πŸ” 49% Certum tenentes (In dominicis per annum)Certum tenentes (In dominicis per annum)
  15. πŸ” 49% Cohors beata SeraphimCohors beata Seraphim
  16. πŸ” 49% Te lucis ante terminum (Tempus Adventus)Te lucis ante terminum (Tempus Adventus)
  17. πŸ” 49% Apostolorum passio diemApostolorum passio diem
  18. πŸ” 48% Te nostra laetisTe nostra laetis
  19. πŸ” 47% Qui luce splendesQui luce splendes
  20. πŸ” 46% Relucens inter principesRelucens inter principes
  21. πŸ” 46% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  22. πŸ” 46% Qui luce splendesQui luce splendes
  23. πŸ” 45% Christe qui splendor (Tempore Adventus post diem 16 decembris)Christe qui splendor (Tempore Adventus post diem 16 decembris)
  24. πŸ” 44% Praeclara qua tu gloriaPraeclara qua tu gloria
  25. πŸ” 44% Certum tenentes (In festis)Certum tenentes (In festis)
  26. πŸ” 44% Commune vos apostoliCommune vos apostoli
  27. πŸ” 44% Captator olim pisciumCaptator olim piscium
  28. πŸ” 44% O salutaris Hostia VIO salutaris Hostia VI
  29. πŸ” 40% Certum tenentes (In memoriis)Certum tenentes (In memoriis)
  30. πŸ” 38% Iam bone pastorIam bone pastor
  31. πŸ” 37% Auctor beate saeculiAuctor beate saeculi
  32. πŸ” 36% Doctor egregie PauleDoctor egregie Paule
  33. πŸ” 36% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  34. πŸ” 36% Exsultet orbis gaudiisExsultet orbis gaudiis
  35. πŸ” 36% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  36. πŸ” 36% Gaude mater AnnaGaude mater Anna
  37. πŸ” 36% Exsultet orbis gaudiisExsultet orbis gaudiis
  38. πŸ” 35% Jam bone pastorJam bone pastor
  39. πŸ” 35% Jam bone pastorJam bone pastor
  40. πŸ” 34% En ut superbaEn ut superba
  41. πŸ” 34% O rex aeterne DomineO rex aeterne Domine
  42. πŸ” 33% Decora lux aeternitatisDecora lux aeternitatis
  43. πŸ” 33% Deus tuorum militum (Alter tonus T. P.)Deus tuorum militum (Alter tonus T. P.)
  44. πŸ” 33% Decora lux aeternitatisDecora lux aeternitatis
  45. πŸ” 33% Et posueruntEt posuerunt
  46. πŸ” 33% Cor arca legem cΓ³ntinensCor arca legem cΓ³ntinens
  47. πŸ” 33% Christe splendor PatrisChriste splendor Patris
  48. πŸ” 33% Christe splendor PatrisChriste splendor Patris
  49. πŸ” 33% Ut Antonini gloriamUt Antonini gloriam
  50. πŸ” 32% Felix per omnesFelix per omnes
  51. πŸ” 32% Rex summe regumRex summe regum
  52. πŸ” 32% Te splendor et virtus (T. Paschali)Te splendor et virtus (T. Paschali)
  53. πŸ” 32% Auctor beate saeculiAuctor beate saeculi
  54. πŸ” 32% LΓ†ti colentes famulamLΓ†ti colentes famulam
  55. πŸ” 32% In regenerationeIn regeneratione
  56. πŸ” 32% Deus tuorum militumDeus tuorum militum
  57. πŸ” 32% Cor arca legem continensCor arca legem continens
  58. πŸ” 32% Laeti colentes famulumLaeti colentes famulum
  59. πŸ” 32% Beate Pastor PetreBeate Pastor Petre
  60. πŸ” 32% Jam Christus astraJam Christus astra
  61. πŸ” 32% Legis sacrataeLegis sacratae
  62. πŸ” 32% Iam ChristusIam Christus
  63. πŸ” 32% Virginis proles (III)Virginis proles (III)
  64. πŸ” 31% Amor Jesu dulcissimeAmor Jesu dulcissime
  65. πŸ” 31% ConvocatisConvocatis