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% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis
  2. 🔍 74% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis
  3. 🔍 72% Magnus Dominus... et magnitudinisMagnus Dominus... et magnitudinis
  4. 🔍 45% Magnus DominusMagnus Dominus
  5. 🔍 45% Magnus DominusMagnus Dominus
  6. 🔍 39% Magnus DominusMagnus Dominus
  7. 🔍 33% Magnus Dominus (Mode 4a)Magnus Dominus (Mode 4a)
  8. 🔍 32% Laudate Dominum secundumLaudate Dominum secundum
  9. 🔍 32% Magnus Dominus (Mode 1a2)Magnus Dominus (Mode 1a2)
  10. 🔍 31% Suavis DominusSuavis Dominus
  11. 🔍 30% Magnus Dominus... in civitateMagnus Dominus... in civitate
  12. 🔍 30% Magnus DominusMagnus Dominus
  13. 🔍 29% Iste puer magnusIste puer magnus
  14. 🔍 29% Veniet Dominus et nonVeniet Dominus et non
  15. 🔍 28% Laudate... secundumLaudate... secundum
  16. 🔍 27% Magnus PaterMagnus Pater
  17. 🔍 27% Magnus Dominus... in civitateMagnus Dominus... in civitate
  18. 🔍 26% Iste puer magnusIste puer magnus
  19. 🔍 26% Iste puer magnusIste puer magnus
  20. 🔍 26% Suavis DominusSuavis Dominus
  21. 🔍 25% Illumina Domine sedentesIllumina Domine sedentes
  22. 🔍 25% Domine magnusDomine magnus
  23. 🔍 25% Veniet Dominus et nonVeniet Dominus et non
  24. 🔍 24% Magnus Dominus nosterMagnus Dominus noster
  25. 🔍 24% Magnus Dominus et laudabilisMagnus Dominus et laudabilis
  26. 🔍 24% Domine magnus esDomine magnus es
  27. 🔍 24% Magnus Dominus (Resp.)Magnus Dominus (Resp.)
  28. 🔍 24% Deposuit DominusDeposuit Dominus
  29. 🔍 23% Juvenes et virginesJuvenes et virgines
  30. 🔍 23% Magnus Dominus nosterMagnus Dominus noster
  31. 🔍 23% Veniet Dominus et nonVeniet Dominus et non
  32. 🔍 23% Juvenes et virginesJuvenes et virgines
  33. 🔍 22% Postquam surrexitPostquam surrexit
  34. 🔍 22% Ecce Dominus venietEcce Dominus veniet
  35. 🔍 22% Dabit illi DominusDabit illi Dominus
  36. 🔍 22% Dabit illi DominusDabit illi Dominus
  37. 🔍 22% Laudate Dominum quiaLaudate Dominum quia
  38. 🔍 22% Propheta magnusPropheta magnus
  39. 🔍 22% Hi sunt qui veneruntHi sunt qui venerunt
  40. 🔍 22% Magnus DominusMagnus Dominus
  41. 🔍 22% Domine magnus esDomine magnus es
  42. 🔍 21% O beatum PontificemO beatum Pontificem
  43. 🔍 21% Laudate Deum omnes AngeliLaudate Deum omnes Angeli
  44. 🔍 21% O beatum Pontificem qui totisO beatum Pontificem qui totis
  45. 🔍 21% Ecce sacerdos magnusEcce sacerdos magnus
  46. 🔍 21% Propheta magnusPropheta magnus
  47. 🔍 21% Ego DominusEgo Dominus
  48. 🔍 21% Hi sunt qui veneruntHi sunt qui venerunt
  49. 🔍 21% Vos amici mei estisVos amici mei estis
  50. 🔍 21% Dominus... occuriteDominus... occurite
  51. 🔍 21% Simile DominusSimile Dominus
  52. 🔍 20% Veniet Dominus et nonVeniet Dominus et non
  53. 🔍 20% Qui timet DominumQui timet Dominum
  54. 🔍 20% Libera me Domine et poneLibera me Domine et pone
  55. 🔍 20% Dominus veniet occurriteDominus veniet occurrite
  56. 🔍 20% Dominus veniet occurriteDominus veniet occurrite
  57. 🔍 20% De Sion veniet quiDe Sion veniet qui
  58. 🔍 20% Elegit DominusElegit Dominus
  59. 🔍 20% Vado ad eum ... et nemoVado ad eum ... et nemo
  60. 🔍 20% Laudate DeumLaudate Deum
  61. 🔍 20% Praefatio ferialis de sancto Joanne BaptistaPraefatio ferialis de sancto Joanne Baptista
  62. 🔍 20% In Domino justificabiturIn Domino justificabitur
  63. 🔍 19% Ecce Dominus venietEcce Dominus veniet
  64. 🔍 19% Dabit illi DominusDabit illi Dominus
  65. 🔍 19% Juvenes et virginesJuvenes et virgines