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% Introibo ad Altare DeiIntroibo ad Altare Dei
  2. 🔍 46% IntroiboIntroibo
  3. 🔍 37% IntroiboIntroibo
  4. 🔍 32% IntroiboIntroibo
  5. 🔍 27% Panem coeliPanem coeli
  6. 🔍 25% IntelligeIntellige
  7. 🔍 25% AscendamAscendam
  8. 🔍 24% IntroiboIntroibo
  9. 🔍 24% Panem caeliPanem caeli
  10. 🔍 24% Salus populiSalus populi
  11. 🔍 23% SanctificavitSanctificavit
  12. 🔍 22% Ab ortu solisAb ortu solis
  13. 🔍 21% VoveteVovete
  14. 🔍 21% Protexisti meProtexisti me
  15. 🔍 21% Aurora caelum (Alter tonus)Aurora caelum (Alter tonus)
  16. 🔍 21% Lumen HilareLumen Hilare
  17. 🔍 21% Jubilate DeoJubilate Deo
  18. 🔍 21% Eripe me Domine ab homineEripe me Domine ab homine
  19. 🔍 21% Qui me dignatus estQui me dignatus est
  20. 🔍 21% Domine ne longeDomine ne longe
  21. 🔍 21% Dico vobisDico vobis
  22. 🔍 20% Gaudens gaudeboGaudens gaudebo
  23. 🔍 20% Introibo ad altareIntroibo ad altare
  24. 🔍 20% Domus MeaDomus Mea
  25. 🔍 20% Deus IsraelDeus Israel
  26. 🔍 20% Absolve DomineAbsolve Domine
  27. 🔍 20% Saepe expugnaveruntSaepe expugnaverunt
  28. 🔍 20% Agnus Dei XIAgnus Dei XI
  29. 🔍 20% GloriaGloria
  30. 🔍 20% Quasi ModoQuasi Modo
  31. 🔍 20% Domine memoraborDomine memorabor
  32. 🔍 20% In omnem terramIn omnem terram
  33. 🔍 20% Dicite PusillanimesDicite Pusillanimes
  34. 🔍 19% Dum venerit ParaclitusDum venerit Paraclitus
  35. 🔍 19% Agnus Dei IXAgnus Dei IX
  36. 🔍 19% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  37. 🔍 19% Ite, missa estIte, missa est
  38. 🔍 19% HolocaustumHolocaustum
  39. 🔍 19% Gloria LausGloria Laus
  40. 🔍 19% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  41. 🔍 19% Te Deum (Solemn tone)Te Deum (Solemn tone)
  42. 🔍 19% Gloria LausGloria Laus
  43. 🔍 19% Dignus est AgnusDignus est Agnus
  44. 🔍 19% HumiliavitHumiliavit
  45. 🔍 19% Crucem tuam adoramusCrucem tuam adoramus
  46. 🔍 19% Simile Est RegnumSimile Est Regnum
  47. 🔍 18% LaetabimurLaetabimur
  48. 🔍 18% VidimusVidimus
  49. 🔍 18% Gaudeamus ... AnnaGaudeamus ... Anna
  50. 🔍 18% Vir Dei BenedictusVir Dei Benedictus
  51. 🔍 18% Deus Deus meusDeus Deus meus
  52. 🔍 18% Panis Quem EgoPanis Quem Ego
  53. 🔍 18% Deus qui sedesDeus qui sedes
  54. 🔍 18% QuotiescumqueQuotiescumque
  55. 🔍 18% Credo IIICredo III
  56. 🔍 18% Sicut CervusSicut Cervus
  57. 🔍 18% In omnem terram (Com.)In omnem terram (Com.)
  58. 🔍 18% Ave Rex nosterAve Rex noster
  59. 🔍 18% Dum complerenturDum complerentur
  60. 🔍 18% Adorna thalamumAdorna thalamum
  61. 🔍 18% Omnes amici meiOmnes amici mei
  62. 🔍 18% Hoc CorpusHoc Corpus
  63. 🔍 18% ExaudivitExaudivit
  64. 🔍 18% Introibo ad altareIntroibo ad altare
  65. 🔍 18% Os justiOs justi