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% Ex Sion speciesEx Sion species
  2. 🔍 36% Ex Sion speciesEx Sion species
  3. 🔍 35% Ex SionEx Sion
  4. 🔍 31% Misit DominusMisit Dominus
  5. 🔍 31% Benedicta es tu (Grad)Benedicta es tu (Grad)
  6. 🔍 30% Ex SionEx Sion
  7. 🔍 28% Ex SyonEx Syon
  8. 🔍 27% A summo caeloA summo caelo
  9. 🔍 26% Deus Deus meusDeus Deus meus
  10. 🔍 26% DispersitDispersit
  11. 🔍 26% Tollite portasTollite portas
  12. 🔍 25% Viderunt omnesViderunt omnes
  13. 🔍 25% Domine exaudiDomine exaudi
  14. 🔍 25% Qui habitatQui habitat
  15. 🔍 25% Ex Sion speciesEx Sion species
  16. 🔍 25% Domine audiviDomine audivi
  17. 🔍 25% Domine Deus virtutumDomine Deus virtutum
  18. 🔍 24% Tribulationes cordisTribulationes cordis
  19. 🔍 24% ConfiteminiConfitemini
  20. 🔍 24% De necessitatibusDe necessitatibus
  21. 🔍 24% Exalent eumExalent eum
  22. 🔍 24% Hic est discipulusHic est discipulus
  23. 🔍 24% Adjuvabit eamAdjuvabit eam
  24. 🔍 24% Defecit caro meaDefecit caro mea
  25. 🔍 23% Multiplicata suntMultiplicata sunt
  26. 🔍 23% In sole posuitIn sole posuit
  27. 🔍 23% Sicut in holocaustisSicut in holocaustis
  28. 🔍 23% Eripe me Domine ab homineEripe me Domine ab homine
  29. 🔍 23% Uxor tuaUxor tua
  30. 🔍 23% Ave MariaAve Maria
  31. 🔍 23% In omnem terramIn omnem terram
  32. 🔍 23% Domine refugiumDomine refugium
  33. 🔍 23% Vidimus stellamVidimus stellam
  34. 🔍 23% Ab ortu solisAb ortu solis
  35. 🔍 23% Benedicite gentesBenedicite gentes
  36. 🔍 23% Honora DominumHonora Dominum
  37. 🔍 23% SitivitSitivit
  38. 🔍 22% Ne avertasNe avertas
  39. 🔍 22% Congregate illiCongregate illi
  40. 🔍 22% Beata AgnesBeata Agnes
  41. 🔍 22% Dies sanctificatusDies sanctificatus
  42. 🔍 22% Hodie scietisHodie scietis
  43. 🔍 22% Me exspectaveruntMe exspectaverunt
  44. 🔍 22% Tu es vas electionisTu es vas electionis
  45. 🔍 22% Benedictus qui venitBenedictus qui venit
  46. 🔍 22% Me exspectaveruntMe exspectaverunt
  47. 🔍 22% Disposui testamentumDisposui testamentum
  48. 🔍 22% Benedicite DominumBenedicite Dominum
  49. 🔍 22% In te speraviIn te speravi
  50. 🔍 22% Tu es Petrus (Tractus)Tu es Petrus (Tractus)
  51. 🔍 22% Respice DomineRespice Domine
  52. 🔍 22% Hi suntHi sunt
  53. 🔍 22% Haec dies... DexteraHaec dies... Dextera
  54. 🔍 22% Requiem (Resp.)Requiem (Resp.)
  55. 🔍 22% Viri GalilaeiViri Galilaei
  56. 🔍 21% Haec dies... BenedictusHaec dies... Benedictus
  57. 🔍 21% Ultimo festivitatisUltimo festivitatis
  58. 🔍 21% Me exspectaveruntMe exspectaverunt
  59. 🔍 21% Miserere mihi... ad teMiserere mihi... ad te
  60. 🔍 21% VoveteVovete
  61. 🔍 21% Gaudens gaudeboGaudens gaudebo
  62. 🔍 21% Congregate illiCongregate illi
  63. 🔍 21% Inveni DavidInveni David
  64. 🔍 21% Excita DomineExcita Domine
  65. 🔍 21% Esto nobis turris fortitudinisEsto nobis turris fortitudinis