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% Deum magnum DominumDeum magnum Dominum
  2. 🔍 73% Regem magnum DominumRegem magnum Dominum
  3. 🔍 52% Regem Virginum Dominum (min.)Regem Virginum Dominum (min.)
  4. 🔍 50% Regem Confessorum Dominum (simpl.)Regem Confessorum Dominum (simpl.)
  5. 🔍 49% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  6. 🔍 48% Dominum Deum nostrumDominum Deum nostrum
  7. 🔍 42% Regem Virginum Dominum (maj.)Regem Virginum Dominum (maj.)
  8. 🔍 41% Populus DominiPopulus Domini
  9. 🔍 41% Regem Martyrum Dominum (min.)Regem Martyrum Dominum (min.)
  10. 🔍 38% Regem Virginum Dominum (simpl.)Regem Virginum Dominum (simpl.)
  11. 🔍 38% Regem Martyrum Dominum (simpl.)Regem Martyrum Dominum (simpl.)
  12. 🔍 37% Regem Confessorum Dominum (min.)Regem Confessorum Dominum (min.)
  13. 🔍 36% Regem Martyrum Dominum (max.)Regem Martyrum Dominum (max.)
  14. 🔍 36% Dominum Deum nostrumDominum Deum nostrum
  15. 🔍 35% Deum magnum DominumDeum magnum Dominum
  16. 🔍 35% Regem Apostolorum (min.)Regem Apostolorum (min.)
  17. 🔍 34% Regem Praecursoris DominumRegem Praecursoris Dominum
  18. 🔍 33% Dolores gloriosaeDolores gloriosae
  19. 🔍 33% Regem Apostolorum (TP)Regem Apostolorum (TP)
  20. 🔍 33% Regem angelorumRegem angelorum
  21. 🔍 33% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  22. 🔍 33% Venite adoremus RegemVenite adoremus Regem
  23. 🔍 32% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  24. 🔍 32% Regem regum Dominum qui putariRegem regum Dominum qui putari
  25. 🔍 32% Regem venturum Dominum (in Feriis)Regem venturum Dominum (in Feriis)
  26. 🔍 31% Beatus Laurentius Christi MartyrBeatus Laurentius Christi Martyr
  27. 🔍 30% Laudemus Deum nostrum... MartiniLaudemus Deum nostrum... Martini
  28. 🔍 30% Adoremus DominumAdoremus Dominum
  29. 🔍 30% Christum regem crucifixumChristum regem crucifixum
  30. 🔍 30% Christum Dei Filium qui suoChristum Dei Filium qui suo
  31. 🔍 30% Dominum qui fecitDominum qui fecit
  32. 🔍 30% Christum Dei Filium MariaeChristum Dei Filium Mariae
  33. 🔍 29% Regem cui omnia vivunt (3 Lect.)Regem cui omnia vivunt (3 Lect.)
  34. 🔍 29% Cor Jesu amoreCor Jesu amore
  35. 🔍 29% Christum natumChristum natum
  36. 🔍 29% Christum regem adoremus (in feriis)Christum regem adoremus (in feriis)
  37. 🔍 29% Exsultent in Domino SanctiExsultent in Domino Sancti
  38. 🔍 28% Laudemus Deum... in sanctisLaudemus Deum... in sanctis
  39. 🔍 28% Christum regemChristum regem
  40. 🔍 28% Deum verum unum in TrinitateDeum verum unum in Trinitate
  41. 🔍 28% Regem regum DominumRegem regum Dominum
  42. 🔍 28% Laudemus Deum... Mariae MagdalenaeLaudemus Deum... Mariae Magdalenae
  43. 🔍 27% Jubilemus DeoJubilemus Deo
  44. 🔍 27% Christus natus est nobisChristus natus est nobis
  45. 🔍 27% Adeste fidelesAdeste fideles
  46. 🔍 27% Regem Archangelorum DominumRegem Archangelorum Dominum
  47. 🔍 26% Dominum qui fecit nosDominum qui fecit nos
  48. 🔍 26% Immaculatam conceptionemImmaculatam conceptionem
  49. 🔍 26% Laudemus Deum... conversioneLaudemus Deum... conversione
  50. 🔍 26% Christum Regem pro nobisChristum Regem pro nobis
  51. 🔍 26% Christum Dei Filium qui putariChristum Dei Filium qui putari
  52. 🔍 26% Clamaverunt ad DominumClamaverunt ad Dominum
  53. 🔍 26% Manus DominiManus Domini
  54. 🔍 26% Sitivit ... ad DeumSitivit ... ad Deum
  55. 🔍 26% Quaerite Dominum ... et vivetQuaerite Dominum ... et vivet
  56. 🔍 26% Benedixit te Dominus in virtuteBenedixit te Dominus in virtute
  57. 🔍 26% Regem magnumRegem magnum
  58. 🔍 26% Ave MariaAve Maria
  59. 🔍 26% Adeste fidelesAdeste fideles
  60. 🔍 25% Nativitatem Virginis Mariae celebremusNativitatem Virginis Mariae celebremus
  61. 🔍 25% Dominum Deum nostrumDominum Deum nostrum
  62. 🔍 25% Regem Confessorum Dominum (maj.)Regem Confessorum Dominum (maj.)
  63. 🔍 25% Dominum Deum nostrumDominum Deum nostrum
  64. 🔍 25% Adorate DeumAdorate Deum
  65. 🔍 25% Surrexit Dominus vereSurrexit Dominus vere