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% Improperium... et dederuntImproperium... et dederunt
  2. 🔍 87% Improperium... et dederuntImproperium... et dederunt
  3. 🔍 77% Improperium... et non inveniImproperium... et non inveni
  4. 🔍 73% ImproperiumImproperium
  5. 🔍 51% Improperium... et dederuntImproperium... et dederunt
  6. 🔍 44% Improperium... simul contristareturImproperium... simul contristaretur
  7. 🔍 40% Improperium 1Improperium 1
  8. 🔍 34% Improperium 2Improperium 2
  9. 🔍 33% Omnes amici meiOmnes amici mei
  10. 🔍 32% Improperium... simul mecumImproperium... simul mecum
  11. 🔍 31% ImproperiumImproperium
  12. 🔍 30% In me gratiaIn me gratia
  13. 🔍 29% Cor meumCor meum
  14. 🔍 29% Domine secundum actumDomine secundum actum
  15. 🔍 29% Gaudens gaudebo... quasiGaudens gaudebo... quasi
  16. 🔍 28% In nomine DominiIn nomine Domini
  17. 🔍 28% Miserere mihiMiserere mihi
  18. 🔍 28% In nomine Jesu... Ps. DomineIn nomine Jesu... Ps. Domine
  19. 🔍 28% In nomine Jesu... Ps. GloriabunturIn nomine Jesu... Ps. Gloriabuntur
  20. 🔍 28% Domine ne longeDomine ne longe
  21. 🔍 28% Miserere mihiMiserere mihi
  22. 🔍 28% In nomine DominiIn nomine Domini
  23. 🔍 28% VeritatemVeritatem
  24. 🔍 28% ExsultavitExsultavit
  25. 🔍 27% In nomine Jesu... Ps. GloriabunturIn nomine Jesu... Ps. Gloriabuntur
  26. 🔍 27% ImproperiumImproperium
  27. 🔍 27% Elegit MariamElegit Mariam
  28. 🔍 27% Salvum me facSalvum me fac
  29. 🔍 26% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  30. 🔍 26% In nomine Jesu... Ps. DomineIn nomine Jesu... Ps. Domine
  31. 🔍 26% Sperent in teSperent in te
  32. 🔍 26% Salus populiSalus populi
  33. 🔍 26% Super salutemSuper salutem
  34. 🔍 26% CommovistiCommovisti
  35. 🔍 25% ImproperiumImproperium
  36. 🔍 25% Exsurge Domine DeusExsurge Domine Deus
  37. 🔍 25% Ad te levaviAd te levavi
  38. 🔍 25% Ego clamaviEgo clamavi
  39. 🔍 25% Lux perpetuaLux perpetua
  40. 🔍 25% ImproperiumImproperium
  41. 🔍 25% Si ambulaveroSi ambulavero
  42. 🔍 25% Eripe me de inimicis... DomineEripe me de inimicis... Domine
  43. 🔍 25% Deus tu convertensDeus tu convertens
  44. 🔍 25% SuscitaboSuscitabo
  45. 🔍 25% In me gratiaIn me gratia
  46. 🔍 25% IntroiboIntroibo
  47. 🔍 24% Confitebor Domino sine AlleluiaConfitebor Domino sine Alleluia
  48. 🔍 24% Immittet AngelusImmittet Angelus
  49. 🔍 24% Domine ne longeDomine ne longe
  50. 🔍 24% Dum clamaremDum clamarem
  51. 🔍 24% Repleatur osRepleatur os
  52. 🔍 24% Miserere (Ps 50)Miserere (Ps 50)
  53. 🔍 24% Dignus est AgnusDignus est Agnus
  54. 🔍 24% Salvum me facSalvum me fac
  55. 🔍 24% Ego autem cumEgo autem cum
  56. 🔍 24% O magnum mysteriumO magnum mysterium
  57. 🔍 24% Judica meJudica me
  58. 🔍 24% Nunc ergoNunc ergo
  59. 🔍 24% Deus tu convertens Deus tu convertens
  60. 🔍 24% Repleatur osRepleatur os
  61. 🔍 24% Consolantem meConsolantem me
  62. 🔍 24% Ego clamaviEgo clamavi
  63. 🔍 24% Salvum me fac (Psalmus 68)Salvum me fac (Psalmus 68)
  64. 🔍 24% Exaltabo teExaltabo te
  65. 🔍 24% Respice in meRespice in me