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% Si testimoniumSi testimonium
  2. 🔍 72% CognoveruntCognoverunt
  3. 🔍 70% Domine Deus salutisDomine Deus salutis
  4. 🔍 69% Si testimoniumSi testimonium
  5. 🔍 68% CognoveruntCognoverunt
  6. 🔍 66% Domine Deus salutisDomine Deus salutis
  7. 🔍 40% Si testimoniumSi testimonium
  8. 🔍 39% CognoveruntCognoverunt
  9. 🔍 34% Quis sicut DominusQuis sicut Dominus
  10. 🔍 31% Si testimoniumSi testimonium
  11. 🔍 28% Quis sicut DominusQuis sicut Dominus
  12. 🔍 27% CognoveruntCognoverunt
  13. 🔍 26% Beata esBeata es
  14. 🔍 24% Domine Deus salutisDomine Deus salutis
  15. 🔍 23% Qui timent teQui timent te
  16. 🔍 22% Te Deum PatremTe Deum Patrem
  17. 🔍 22% Ab ortu solisAb ortu solis
  18. 🔍 21% ExaltentExaltent
  19. 🔍 21% IntroiboIntroibo
  20. 🔍 21% Eripe me Domine de inimicisEripe me Domine de inimicis
  21. 🔍 20% Benedicite Dominum omnes AngeliBenedicite Dominum omnes Angeli
  22. 🔍 20% DesideriumDesiderium
  23. 🔍 20% Exsurge... non praevaleatExsurge... non praevaleat
  24. 🔍 20% Semel juraviSemel juravi
  25. 🔍 20% Diffusa estDiffusa est
  26. 🔍 20% Benedicite DominumBenedicite Dominum
  27. 🔍 20% Eripe me Domine de inimicisEripe me Domine de inimicis
  28. 🔍 20% HumiliavitHumiliavit
  29. 🔍 20% Stabat sancta MariaStabat sancta Maria
  30. 🔍 20% SuscepimusSuscepimus
  31. 🔍 20% Ab ortu solisAb ortu solis
  32. 🔍 20% Jubilate DeoJubilate Deo
  33. 🔍 19% Salvos fac nosSalvos fac nos
  34. 🔍 19% Accipite jucunditatemAccipite jucunditatem
  35. 🔍 19% Misericordia DominiMisericordia Domini
  36. 🔍 19% Assumpta estAssumpta est
  37. 🔍 19% DispersitDispersit
  38. 🔍 19% Veni sponsa ChristiVeni sponsa Christi
  39. 🔍 19% Propitius estoPropitius esto
  40. 🔍 19% Gustate... TimeteGustate... Timete
  41. 🔍 19% SuscepimusSuscepimus
  42. 🔍 19% Fiat paxFiat pax
  43. 🔍 19% Humiliavit (in Eastertide)Humiliavit (in Eastertide)
  44. 🔍 19% Propter veritatemPropter veritatem
  45. 🔍 19% Dum venerit ParaclitusDum venerit Paraclitus
  46. 🔍 19% GloriaGloria
  47. 🔍 19% SuscepimusSuscepimus
  48. 🔍 19% Nunc ergoNunc ergo
  49. 🔍 19% Ave MariaAve Maria
  50. 🔍 19% Domine Deus salutisDomine Deus salutis
  51. 🔍 19% Propter fratresPropter fratres
  52. 🔍 19% ConfitebunturConfitebuntur
  53. 🔍 18% Deus judex justusDeus judex justus
  54. 🔍 18% ExsultavitExsultavit
  55. 🔍 18% Anima nostraAnima nostra
  56. 🔍 18% Adjuvabit eamAdjuvabit eam
  57. 🔍 18% Exsurge Domine DeusExsurge Domine Deus
  58. 🔍 18% DilexistiDilexisti
  59. 🔍 18% DilexistiDilexisti
  60. 🔍 18% Nunc dimittisNunc dimittis
  61. 🔍 18% Vocem jucunditatisVocem jucunditatis
  62. 🔍 18% Jubilate DominoJubilate Domino
  63. 🔍 18% Te Deum PatremTe Deum Patrem
  64. 🔍 18% Juravit DominusJuravit Dominus
  65. 🔍 18% Protexisti meProtexisti me