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 🔍 to find similarities to the given chant.

  1. 🔍 100% Virgam virtutisVirgam virtutis
  2. 🔍 57% Virgam virtutis ... ex SionVirgam virtutis ... ex Sion
  3. 🔍 56% Virgam virtutis ... in splendoribusVirgam virtutis ... in splendoribus
  4. 🔍 52% Virgam virtutis ... in splendoribus (Mode 1a2)Virgam virtutis ... in splendoribus (Mode 1a2)
  5. 🔍 43% Virgam virtutis ... in splendoribus (Mode 8g-fg)Virgam virtutis ... in splendoribus (Mode 8g-fg)
  6. 🔍 42% Virgam virtutis ... in splendoribus (Mode 8g-fg~)Virgam virtutis ... in splendoribus (Mode 8g-fg~)
  7. 🔍 38% Virgam virtutisVirgam virtutis
  8. 🔍 35% Ex utero ante luciferumEx utero ante luciferum
  9. 🔍 34% Iuravit DominusIuravit Dominus
  10. 🔍 29% In mandatisIn mandatis
  11. 🔍 28% Dixit Dominus (Ps. 109 7c2)Dixit Dominus (Ps. 109 7c2)
  12. 🔍 28% Suavi jugo tuoSuavi jugo tuo
  13. 🔍 28% Liberasti virgamLiberasti virgam
  14. 🔍 27% Suavi jugoSuavi jugo
  15. 🔍 27% Tecum principiumTecum principium
  16. 🔍 27% Suavi jugoSuavi jugo
  17. 🔍 26% Nos qui vivimusNos qui vivimus
  18. 🔍 25% Vim virtutisVim virtutis
  19. 🔍 25% Magnus Dominus nosterMagnus Dominus noster
  20. 🔍 25% Spiritus Sanctus in teSpiritus Sanctus in te
  21. 🔍 25% Benedicamus Domino VIBenedicamus Domino VI
  22. 🔍 24% Fili quid fecisti (Ant.)Fili quid fecisti (Ant.)
  23. 🔍 23% Estote ergo vosEstote ergo vos
  24. 🔍 22% Egredietur virgaEgredietur virga
  25. 🔍 22% Ex AEgypto Ex AEgypto
  26. 🔍 22% Lauda et laetare filia SionLauda et laetare filia Sion
  27. 🔍 22% Benedictus es DomineBenedictus es Domine
  28. 🔍 22% Liberasti virgamLiberasti virgam
  29. 🔍 21% Vim virtutis suaeVim virtutis suae
  30. 🔍 21% Dixit Dominus Domino meoDixit Dominus Domino meo
  31. 🔍 21% Tecum principiumTecum principium
  32. 🔍 21% Dominus vobiscum ... Benedicat vosDominus vobiscum ... Benedicat vos
  33. 🔍 20% Ostende nobis DomineOstende nobis Domine
  34. 🔍 20% Vim virtutis suaeVim virtutis suae
  35. 🔍 20% Adorna thalamum tuumAdorna thalamum tuum
  36. 🔍 20% Vir Domini Benedictus (tonus 1f)Vir Domini Benedictus (tonus 1f)
  37. 🔍 20% Ne timeas Maria (In Annuntiatione)Ne timeas Maria (In Annuntiatione)
  38. 🔍 19% Exsultet jam AngelicaExsultet jam Angelica
  39. 🔍 19% Vir Domini Benedictus (tonus 1f)Vir Domini Benedictus (tonus 1f)
  40. 🔍 19% Gaude et laetare filia Sion (T. P.)Gaude et laetare filia Sion (T. P.)
  41. 🔍 19% Praefatio solemnis de MartyribusPraefatio solemnis de Martyribus
  42. 🔍 19% Praefatio solemnis de S. BenedictoPraefatio solemnis de S. Benedicto
  43. 🔍 19% O gloriosa Dei GenitrixO gloriosa Dei Genitrix
  44. 🔍 19% Praefatio solemnis de MartyribusPraefatio solemnis de Martyribus
  45. 🔍 19% Praecursor IoannesPraecursor Ioannes
  46. 🔍 19% MemorareMemorare
  47. 🔍 19% Pater noster (ferialis)Pater noster (ferialis)
  48. 🔍 19% Gaude et laetare filia SionGaude et laetare filia Sion
  49. 🔍 19% Praefatio solemnis de nuptiisPraefatio solemnis de nuptiis
  50. 🔍 19% Praefatio de Adventu IIPraefatio de Adventu II
  51. 🔍 19% Vim virtutis suaeVim virtutis suae
  52. 🔍 18% Virgo verboVirgo verbo
  53. 🔍 18% Invicte Martyr unicum (Alter tonus)Invicte Martyr unicum (Alter tonus)
  54. 🔍 18% Dedit illi Dominus gloriam...alleluiaDedit illi Dominus gloriam...alleluia
  55. 🔍 18% In natali DominiIn natali Domini
  56. 🔍 18% Non recedetNon recedet
  57. 🔍 18% Egredietur virgaEgredietur virga
  58. 🔍 18% Humiliavit semetipsumHumiliavit semetipsum
  59. 🔍 18% Domine clamavi ad teDomine clamavi ad te
  60. 🔍 18% Praefatio de Conceptione Immaculata B.M.V.Praefatio de Conceptione Immaculata B.M.V.
  61. 🔍 18% Praefatio solemnis de beata Maria VirginePraefatio solemnis de beata Maria Virgine
  62. 🔍 18% Diligam teDiligam te
  63. 🔍 18% Praefatio solemnis de Omnibus Sanctis et PatronisPraefatio solemnis de Omnibus Sanctis et Patronis
  64. 🔍 18% Ecce nunc tempusEcce nunc tempus
  65. 🔍 18% Concordi laetitiaConcordi laetitia